FBIZ / First Business Financial Services, Inc. - SEC Filings, Annual Report, Proxy Statement

First Business Financial Services, Inc.
US ˙ NasdaqGS ˙ US3193901002

Basic Stats
LEI 549300BXKLW2T50TKU95
CIK 1521951
SEC Filings
All companies that sell securities in the United States must register with the Securities and Exchange Commission (SEC) and file reports on a regular basis. These reports include company annual reports (10K, 10Q), news updates (8K), investor presentations (found in 8Ks), insider trades (form 4), ownership reports (13D, and 13G), and reports related to the specific securities sold, such as registration statements and prospectus. This page shows recent SEC filings related to First Business Financial Services, Inc.
SEC Filings (Chronological Order)
This page provides a complete, chronological list of SEC Filings, excluding ownership filings which we provide elsewhere.
July 31, 2025 8-K

FORM 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 25, 2025 First Business Financial Services, Inc. (Exact name of Registrant as Specified in Its Charter) Wisconsin 001-34095 39-1576570 (State or Other Jurisdiction of Incorporati

July 31, 2025 EX-99.1

First Business Bank Declares Quarterly Cash Dividends

Press Release Contact: Brian D. Spielmann Chief Financial Officer First Business Financial Services, Inc. 608-232-5970 [email protected] First Business Bank Declares Quarterly Cash Dividends MADISON, WI – July 31, 2025 – First Business Financial Services, Inc. (the “Company” or “First Business Bank”) (Nasdaq: FBIZ) announced its Board of Directors has declared a quarterly cash dividend

July 29, 2025 8-K

FORM 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 29, 2025 First Business Financial Services, Inc. (Exact name of Registrant as Specified in Its Charter) Wisconsin 001-34095 39-1576570 (State or Other Jurisdiction of Incorporati

July 29, 2025 EX-99.1

NASDAQ: FBIZ Investor Presentation Second Quarter 2025

NASDAQ: FBIZ Investor Presentation Second Quarter 2025 When used in this presentation, and in any other oral statements made with the approval of an authorized executive officer, the words or phrases “may,” “could,” “should,” “hope,” “might,” “believe,” “expect,” “plan,” “assume,” “intend,” “estimate,” “anticipate,” “project,” “likely,” or similar expressions are intended to identify “forward‐looking statements” within the meaning of such term in the Private Securities Litigation Reform Act of 1995.

July 25, 2025 EX-10.1

Form of Director Share Awards for 2025

Exhibit 10.1 Form of director Share Awards for 2025 first business FINANCIAL services, Inc. 2019 Equity Incentive Plan Share Award Agreement Board of Directors The Participant specified below is hereby granted a Share award (the “Award”) by First Business Financial Services, Inc., a Wisconsin corporation (the “Company”), under the First Business Financial Services, Inc. 2019 Equity Incentive Plan.

July 25, 2025 EX-3.2

EX-3.2

July 25, 2025 EX-3.1

EX-3.1

July 25, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ Quarterly Report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the quarterly period ended June 30, 2025 OR ☐ Transition report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Commission file number 001-34095 FIRST BUSINESS FINANCIAL SERVICES, INC

July 24, 2025 8-K

FORM 8-K Item 2.02 Results of Operations and Financial Condition.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 24, 2025 First Business Financial Services, Inc. (Exact name of Registrant as Specified in Its Charter) Wisconsin 001-34095 39-1576570 (State or Other Jurisdiction of Incorporati

July 24, 2025 EX-99.1

FIRST BUSINESS BANK REPORTS SECOND QUARTER 2025 NET INCOME OF $11.2 MILLION -- Robust balance sheet expansion supports continued earnings and tangible book value growth --

Exhibit 99.1 FIRST BUSINESS BANK REPORTS SECOND QUARTER 2025 NET INCOME OF $11.2 MILLION - Robust balance sheet expansion supports continued earnings and tangible book value growth - MADISON, Wis., July 24, 2025 (BUSINESS WIRE) - First Business Financial Services, Inc. (the “Company”, the “Bank”, or “First Business Bank”) (Nasdaq:FBIZ) reported quarterly net income available to common shareholders

July 24, 2025 EX-99.2

Earnings Release Supplement First Quarter 2025

Earnings Release Supplement First Quarter 2025 When used in this presentation, and in any other oral statements made with the approval of an authorized executive officer, the words or phrases “may,” “could,” “should,” “hope,” “might,” “believe,” “expect,” “plan,” “assume,” “intend,” “estimate,” “anticipate,” “project,” “likely,” or similar expressions are intended to identify “forward‐looking statements” within the meaning of such term in the Private Securities Litigation Reform Act of 1995.

May 7, 2025 EX-99.1

Jason R. Graham Appointed to First Business Financial Services, Inc. Board of Directors

Press Release Contact: Brian D. Spielmann Chief Financial Officer First Business Financial Services, Inc. 608-232-5970 [email protected] Jason R. Graham Appointed to First Business Financial Services, Inc. Board of Directors MADISON, WI – May 7, 2025 – First Business Financial Services, Inc. (the “Company”) (Nasdaq: FBIZ) is pleased to announce the appointment of Jason Graham to its Bo

May 7, 2025 8-K

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 1, 2025 First Business Financial Services, Inc. (Exact name of Registrant as Specified in Its Charter) Wisconsin 001-34095 39-1576570 (State or Other Jurisdiction of Incorporation

May 5, 2025 EX-99.1

Chief Executive Officer Corey Chambas to Retire in May 2026, President and Chief Operating Officer Dave Seiler named successor

First Business Bank Announces 2026 CEO Succession Plan May 5, 2025 Chief Executive Officer Corey Chambas to Retire in May 2026, President and Chief Operating Officer Dave Seiler named successor MADISON, Wis.

May 5, 2025 8-K

FORM 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 02, 2025 First Business Financial Services, Inc. (Exact name of Registrant as Specified in Its Charter) Wisconsin 001-34095 39-1576570 (State or Other Jurisdiction of Incorporatio

May 2, 2025 EX-99.1

The meeting will begin promptly at 10:00 a.m. CDT on Friday, April 25, 2025 First Business Financial Services, Inc. 2025 Annual Meeting of Shareholders To submit questions and/or vote during the Annual Meeting, you will need your voter control number

The meeting will begin promptly at 10:00 a.m. CDT on Friday, April 25, 2025 First Business Financial Services, Inc. 2025 Annual Meeting of Shareholders To submit questions and/or vote during the Annual Meeting, you will need your voter control number that is printed in the shaded bar located on your Notice of Annual Meeting of Shareholders or on your proxy card. Welcome to the First Business Finan

May 2, 2025 EX-3.2

Amended and Restated By-Laws of First Business Financial Services, Inc. (marked)

EXHIBIT 3.2 AMENDED AND RESTATED BY-LAWS OF FIRST BUSINESS FINANCIAL SERVICES, INC. (a Wisconsin corporation) Adopted August 10, 2004 Amended February 17, 2005 Amended July 17, 2006 Amended June 5, 2008 Amended January 30, 2012 Amended October 26, 2018 Amended April 25, 2025 TABLE OF CONTENTS Article I. OFFICES 1 1.01 Principal and Business Offices 1 1.02 Registered Office 1 Article II. SHAREHOLDE

May 2, 2025 8-K

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Financial Statements and Exhibits, Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 25, 2025 First Business Financial Services, Inc. (Exact name of Registrant as Specified in Its Charter) Wisconsin 001-34095 39-1576570 (State or Other Jurisdiction of Incorporat

May 2, 2025 EX-3.1

Amended and Restated By-Laws of First Business Financial Services, Inc. as amended

EXHIBIT 3.1 AMENDED AND RESTATED BY-LAWS OF FIRST BUSINESS FINANCIAL SERVICES, INC. (a Wisconsin corporation) Adopted August 10, 2004 Amended February 17, 2005 Amended July 17, 2006 Amended June 5, 2008 Amended January 30, 2012 Amended October 26, 2018 Amended April 25, 2025 TABLE OF CONTENTS Article I. OFFICES 1 1.01 Principal and Business Offices 1 1.02 Registered Office 1 Article II. SHAREHOLDE

April 30, 2025 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 30, 2025 First Business Financial Services, Inc. (Exact name of Registrant as Specified in Its Charter) Wisconsin 001-34095 39-1576570 (State or Other Jurisdiction of Incorporat

April 30, 2025 EX-99.1

NASDAQ: FBIZ Investor Presentation First Quarter 2025

NASDAQ: FBIZ Investor Presentation First Quarter 2025 When used in this presentation, and in any other oral statements made with the approval of an authorized executive officer, the words or phrases “may,” “could,” “should,” “hope,” “might,” “believe,” “expect,” “plan,” “assume,” “intend,” “estimate,” “anticipate,” “project,” “likely,” or similar expressions are intended to identify “forward‐looking statements” within the meaning of such term in the Private Securities Litigation Reform Act of 1995.

April 28, 2025 8-K

FORM 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 25, 2025 First Business Financial Services, Inc. (Exact name of Registrant as Specified in Its Charter) Wisconsin 001-34095 39-1576570 (State or Other Jurisdiction of Incorporat

April 28, 2025 EX-99.1

First Business Bank Declares Quarterly Cash Dividends

Press Release Contact: Brian D. Spielmann Chief Financial Officer First Business Financial Services, Inc. 608-232-5970 [email protected] First Business Bank Declares Quarterly Cash Dividends MADISON, WI – April 28, 2025 – First Business Financial Services, Inc. (the “Company” or “First Business Bank”) (Nasdaq: FBIZ) announced its Board of Directors has declared a quarterly cash dividen

April 25, 2025 EX-10.1

Executive Officer Form Performance Vested RSU for 2025 Awards and beyond

first business FINANCIAL services, Inc. 2019 Equity Incentive Plan PERFORMANCE-BASED Restricted Stock UNIT Award Agreement The Participant specified below is hereby granted a performance-based restricted stock unit award (the “Award”) by First Business Financial Services, Inc., a Wisconsin corporation (the “Company”), under the First Business Financial Services, Inc. 2019 Equity Incentive Plan, as

April 25, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ Quarterly Report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the quarterly period ended March 31, 2025 OR ☐ Transition report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Commission file number 001-34095 FIRST BUSINESS FINANCIAL SERVICES, IN

April 25, 2025 EX-10.2

Executive Officer Form Time Vested RSU Agreement for 2025 awards and beyond

first business FINANCIAL services, Inc. 2019 Equity Incentive Plan Restricted Stock UNIT Award Agreement EXECUTIVE The Participant specified below is hereby granted a restricted stock unit award (the “Award”) by First Business Financial Services, Inc., a Wisconsin corporation (the “Company”), under the First Business Financial Services, Inc. 2019 Equity Incentive Plan, as amended (the “Plan”). The

April 24, 2025 EX-99.2

Earnings Release Supplement First Quarter 2025

Earnings Release Supplement First Quarter 2025 When used in this presentation, and in any other oral statements made with the approval of an authorized executive officer, the words or phrases “may,” “could,” “should,” “hope,” “might,” “believe,” “expect,” “plan,” “assume,” “intend,” “estimate,” “anticipate,” “project,” “likely,” or similar expressions are intended to identify “forward‐looking statements” within the meaning of such term in the Private Securities Litigation Reform Act of 1995.

April 24, 2025 EX-99.1

FIRST BUSINESS BANK REPORTS FIRST QUARTER 2025 NET INCOME OF $11.0 MILLION -- Robust loan and deposit growth and stable asset quality drive tangible book value expansion --

Exhibit 99.1 FIRST BUSINESS BANK REPORTS FIRST QUARTER 2025 NET INCOME OF $11.0 MILLION - Robust loan and deposit growth and stable asset quality drive tangible book value expansion - MADISON, Wis., April 24, 2025 (BUSINESS WIRE) - First Business Financial Services, Inc. (the “Company”, the “Bank”, or “First Business Bank”) (Nasdaq:FBIZ) reported quarterly net income available to common shareholde

April 24, 2025 8-K

FORM 8-K Item 2.02 Results of Operations and Financial Condition.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 24, 2025 First Business Financial Services, Inc. (Exact name of Registrant as Specified in Its Charter) Wisconsin 001-34095 39-1576570 (State or Other Jurisdiction of Incorporat

March 6, 2025 DEF 14A

UNITED STATES

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.) Filed by the Registrant x Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) x Defini

March 6, 2025 DEFA14A

UNITED STATES

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.) Filed by the Registrant x Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Defini

February 26, 2025 EX-21

Subsidiaries of the Registrant

Exhibit 21 Subsidiaries of the Registrant Subsidiary State of Incorporation or Organization First Business Bank Wisconsin First Business Specialty Finance Wisconsin Mitchell Street Apartments Investment, LLC Wisconsin ABKC Real Estate, LLC Kansas FBB Real Estate 2, LLC Kansas FBB Tax Credit Investment, LLC Wisconsin First Madison Investment Corp. Nevada

February 26, 2025 EX-97

Executive Officer Compensation Recovery Policy (filed herewith)

Exhibit 97 Executive Compensation Recovery Policy I. PURPOSE. The purpose of this Policy is to describe the circumstances in which Executive Officers will be required to repay or return Erroneously Awarded Compensation to members of the Company Group in the event of an Accounting Restatement. Each Executive Officer shall be required to sign and return to the Company the Acknowledgement Form attach

February 26, 2025 EX-19

Insider Trading Policy (filed herewith)

Exhibit 19 First Business Financial Services Insider Trading Policy January 2024 Background and Purpose Since the stock of First Business Financial Services, Inc.

February 26, 2025 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K (Mark One) ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-34095

February 3, 2025 EX-99.1

First Business Bank Announces 16% Increase in Quarterly Common Stock Dividend

Press Release Contact: Brian D. Spielmann Chief Financial Officer First Business Financial Services, Inc. 608-232-5970 [email protected] First Business Bank Announces 16% Increase in Quarterly Common Stock Dividend MADISON, WI – February 3, 2025 – First Business Financial Services, Inc. (the “Company” or “First Business Bank”) (Nasdaq: FBIZ) announced its Board of Directors has declare

February 3, 2025 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 31, 2025 First Business Financial Services, Inc. (Exact name of Registrant as Specified in Its Charter) Wisconsin 001-34095 39-1576570 (State or Other Jurisdiction of Incorpor

January 30, 2025 EX-99.1

FIRST BUSINESS BANK REPORTS RECORD FOURTH QUARTER 2024 NET INCOME OF $14.2 MILLION -- Record operating revenue, strong net interest margin, and positive operating leverage drive record pre-tax, pre-provision earnings --

Exhibit 99.1 FIRST BUSINESS BANK REPORTS RECORD FOURTH QUARTER 2024 NET INCOME OF $14.2 MILLION - Record operating revenue, strong net interest margin, and positive operating leverage drive record pre-tax, pre-provision earnings - MADISON, Wis., January 30, 2025 (BUSINESS WIRE) - First Business Financial Services, Inc. (the “Company”, the “Bank”, or “First Business Bank”) (Nasdaq:FBIZ) reported qu

January 30, 2025 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 30, 2025 First Business Financial Services, Inc. (Exact name of Registrant as Specified in Its Charter) Wisconsin 001-34095 39-1576570 (State or Other Jurisdiction of Incorpor

January 30, 2025 EX-99.2

Investor Presentation Fourth Quarter 2024

Investor Presentation Fourth Quarter 2024 When used in this presentation, and in any other oral statements made with the approval of an authorized executive officer, the words or phrases “may,” “could,” “should,” “hope,” “might,” “believe,” “expect,” “plan,” “assume,” “intend,” “estimate,” “anticipate,” “project,” “likely,” or similar expressions are intended to identify “forward-looking statements” within the meaning of such term in the Private Securities Litigation Reform Act of 1995.

January 21, 2025 CORRESP

* * * * *

January 21, 2025 Via EDGAR Ms. Shannon Davis Mr. John Spitz United States Securities and Exchange Commission 100 F Street NE Washington, D.C. 20549 RE: First Business Financial Services, Inc. Form 10-K for Fiscal Year Ended December 31, 2023 File No. 001-34095 Dear Ms. Davis and Mr. Spitz: We appreciate you and Stephanie Sullivan for taking the time to speak with our team on January 10, 2025 at 9:

December 20, 2024 CORRESP

December 20, 2024

December 20, 2024 Via EDGAR Ms. Davis and Mr. Spitz Staff Accountant United States Securities and Exchange Commission 100 F Street NE Washington, D.C. 20549 RE: First Business Financial Services, Inc. Form 10-K for Fiscal Year Ended December 31, 2023 File No. 001-34095 Dear Ms. Davis and Mr. Spitz: This letter responds to the letter of the staff (the “Staff”) of the United States Securities and Ex

December 20, 2024 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): December 17, 2024 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorpora

October 28, 2024 EX-99.1

First Business Bank Declares Quarterly Cash Dividends

Press Release Contact: Brian D. Spielmann Chief Financial Officer First Business Financial Services, Inc. 608-232-5970 [email protected] First Business Bank Declares Quarterly Cash Dividends MADISON, WI – October 28, 2024 – First Business Financial Services, Inc. (the “Company” or “First Business Bank”) (Nasdaq: FBIZ) announced its Board of Directors has declared a quarterly cash divid

October 28, 2024 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 25, 2024 First Business Financial Services, Inc. (Exact name of Registrant as Specified in Its Charter) Wisconsin 001-34095 39-1576570 (State or Other Jurisdiction of Incorpor

October 25, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ Quarterly Report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the quarterly period ended September 30, 2024 OR ☐ Transition report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Commission file number 001-34095 FIRST BUSINESS FINANCIAL SERVICES

October 24, 2024 EX-99.1

FIRST BUSINESS BANK REPORTS THIRD QUARTER 2024 NET INCOME OF $10.3 MILLION -- Stable net interest margin, continued balance sheet growth, and positive operating leverage support tangible book value expansion --

Exhibit 99.1 [FOR IMMEDIATE RELEASE] First Business Financial Services, Inc. 401 Charmany Drive Madison, WI 53719 FIRST BUSINESS BANK REPORTS THIRD QUARTER 2024 NET INCOME OF $10.3 MILLION - Stable net interest margin, continued balance sheet growth, and positive operating leverage support tangible book value expansion - MADISON, Wis., October 24, 2024 (BUSINESS WIRE) - First Business Financial Se

October 24, 2024 EX-99.2

Investor Presentation Third Quarter 2024

Investor Presentation Third Quarter 2024 When used in this presentation, and in any other oral statements made with the approval of an authorized executive officer, the words or phrases “may,” “could,” “should,” “hope,” “might,” “believe,” “expect,” “plan,” “assume,” “intend,” “estimate,” “anticipate,” “project,” “likely,” or similar expressions are intended to identify “forward-looking statements” within the meaning of such term in the Private Securities Litigation Reform Act of 1995.

October 24, 2024 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 24, 2024 First Business Financial Services, Inc. (Exact name of Registrant as Specified in Its Charter) Wisconsin 001-34095 39-1576570 (State or Other Jurisdiction of Incorpor

September 19, 2024 8-K

Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): September 13, 2024 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorpor

September 19, 2024 EX-4.1

Form of 7.5% Subordinated Debenture

Exhibit 4.1 Form Of 7.50% Subordinated Debenture UNLESS THIS DEBENTURE IS PRESENTED BY THE HOLDER (AS DEFINED HEREIN) OR A REPRESENTATIVE THEREOF TO THE COMPANY FOR REGISTRATION, TRANSFER, EXCHANGE OR PAYMENT, AND ANY DEBENTURE ISSUED UPON REGISTRATION OR TRANSFER OF, OR IN EXCHANGE FOR, OR IN LIEU OF, THIS DEBENTURE IS REGISTERED IN THE NAME OF THE HOLDER, OR SUCH OTHER NAME AS REQUESTED BY AN AU

July 29, 2024 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 26, 2024 First Business Financial Services, Inc. (Exact name of Registrant as Specified in Its Charter) Wisconsin 001-34095 39-1576570 (State or Other Jurisdiction of Incorporati

July 29, 2024 EX-99.1

First Business Bank Declares Quarterly Cash Dividends

Press Release Contact: Brian D. Spielmann Chief Financial Officer First Business Financial Services, Inc. 608-232-5970 [email protected] First Business Bank Declares Quarterly Cash Dividends MADISON, WI – July 29, 2024 – First Business Financial Services, Inc. (the “Company” or “First Business Bank”) (Nasdaq: FBIZ) announced its Board of Directors has declared a quarterly cash dividend

July 26, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ Quarterly Report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the quarterly period ended June 30, 2024 OR ☐ Transition report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Commission file number 001-34095 FIRST BUSINESS FINANCIAL SERVICES, INC

July 25, 2024 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 25, 2024 First Business Financial Services, Inc. (Exact name of Registrant as Specified in Its Charter) Wisconsin 001-34095 39-1576570 (State or Other Jurisdiction of Incorporati

July 25, 2024 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 25, 2024 First Business Financial Services, Inc. (Exact name of Registrant as Specified in Its Charter) Wisconsin 001-34095 39-1576570 (State or Other Jurisdiction of Incorporati

July 25, 2024 EX-99.1

Investor Presentation Second Quarter 2024

Investor Presentation Second Quarter 2024 When used in this presentation, and in any other oral statements made with the approval of an authorized executive officer, the words or phrases “may,” “could,” “should,” “hope,” “might,” “believe,” “expect,” “plan,” “assume,” “intend,” “estimate,” “anticipate,” “project,” “likely,” or similar expressions are intended to identify “forward-looking statements” within the meaning of such term in the Private Securities Litigation Reform Act of 1995.

July 25, 2024 EX-99.1

FIRST BUSINESS BANK REPORTS SECOND QUARTER 2024 NET INCOME OF $10.2 MILLION -- Robust pre-tax, pre-provision earnings supported by double-digit loan growth, net interest margin expansion, and record private wealth fee income --

Exhibit 99.1 [FOR IMMEDIATE RELEASE] First Business Financial Services, Inc. 401 Charmany Drive Madison, WI 53719 FIRST BUSINESS BANK REPORTS SECOND QUARTER 2024 NET INCOME OF $10.2 MILLION - Robust pre-tax, pre-provision earnings supported by double-digit loan growth, net interest margin expansion, and record private wealth fee income - MADISON, Wis., July 25, 2024 (BUSINESS WIRE) - First Busines

May 20, 2024 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 20, 2024 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporation)

May 20, 2024 EX-99.1

CEO Report First Quarter 2024 Dear Shareholders And Friends Of First Business Bank Strategic Plan Kickoff 2024 marks the start of First Business Bank’s newest five-year strategic plan, and we are very excited to present it here. On several occasions,

CEO Report First Quarter 2024 Dear Shareholders And Friends Of First Business Bank Strategic Plan Kickoff 2024 marks the start of First Business Bank’s newest five-year strategic plan, and we are very excited to present it here.

May 3, 2024 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 1, 2024 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporation)

May 1, 2024 EX-99.1

The meeting will begin promptly at 10:00 a.m. CDT on Friday, April 26, 2024 First Business Financial Services, Inc. 2024 Annual Meeting of Shareholders To submit questions and/or vote during the Annual Meeting, you will need your voter control number

Exhibit 99.1 The meeting will begin promptly at 10:00 a.m. CDT on Friday, April 26, 2024 First Business Financial Services, Inc. 2024 Annual Meeting of Shareholders To submit questions and/or vote during the Annual Meeting, you will need your voter control number that is printed in the shaded bar located on your Notice of Annual Meeting of Shareholders or on your proxy card. Welcome to the First B

May 1, 2024 8-K

Financial Statements and Exhibits, Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 OR 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 26, 2024 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporatio

April 30, 2024 8-K

Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 26, 2024 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporatio

April 30, 2024 EX-99.1

First Business Bank Announces $5.0 Million Share Repurchase Program

Press Release Contact: Brian D. Spielmann Chief Financial Officer First Business Financial Services, Inc. 608-232-5970 [email protected] First Business Bank Announces $5.0 Million Share Repurchase Program MADISON, WI – April 30, 2024 – First Business Financial Services, Inc. (the “Company” or “First Business Bank”) (Nasdaq: FBIZ) a leader in commercial banking and specialty finance, to

April 29, 2024 EX-99.1

First Business Bank Declares Quarterly Cash Dividends

Press Release Contact: Brian D. Spielmann Chief Financial Officer First Business Financial Services, Inc. 608-232-5970 [email protected] First Business Bank Declares Quarterly Cash Dividends MADISON, WI – April 29, 2024 – First Business Financial Services, Inc. (the “Company” or “First Business Bank”) (Nasdaq: FBIZ) announced its board of directors has declared a quarterly cash dividen

April 29, 2024 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 26, 2024 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporatio

April 26, 2024 EX-99.1

FirstBusiness.Bank Investor Presentation First Quarter 2024 FirstBusiness.Bank2 When used in this presentation, and in any other oral statements made with the approval of an authorized executive officer, the words or phrases “may,” “could,” “should,”

FirstBusiness.Bank Investor Presentation First Quarter 2024 FirstBusiness.Bank2 When used in this presentation, and in any other oral statements made with the approval of an authorized executive officer, the words or phrases “may,” “could,” “should,” “hope,” “might,” “believe,” “expect,” “plan,” “assume,” “intend,” “estimate,” “anticipate,” “project,” “likely,” or similar expressions are intended

April 26, 2024 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 25, 2024 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporatio

April 26, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ Quarterly Report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the quarterly period ended March 31, 2024 OR ☐ Transition report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Commission file number 001-34095 FIRST BUSINESS FINANCIAL SERVICES, INC. (Exact name of

April 26, 2024 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 26, 2024 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporatio

April 25, 2024 EX-99.1

FIRST BUSINESS BANK REPORTS FIRST QUARTER 2024 NET INCOME OF $8.6 MILLION -- Continued solid loan and core deposit growth supports ongoing tangible book value expansion --

Exhibit 99.1 [FOR IMMEDIATE RELEASE] First Business Financial Services, Inc. 401 Charmany Drive Madison, WI 53719 FIRST BUSINESS BANK REPORTS FIRST QUARTER 2024 NET INCOME OF $8.6 MILLION - Continued solid loan and core deposit growth supports ongoing tangible book value expansion - MADISON, Wis., April 25, 2024 (BUSINESS WIRE) - First Business Financial Services, Inc. (the “Company”, the “Bank”,

April 25, 2024 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 25, 2024 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporatio

April 23, 2024 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 OR 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 19, 2024 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporatio

March 8, 2024 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities EXCHANGE ACT OF 1934 (AMENDMENT NO. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities EXCHANGE ACT OF 1934 (AMENDMENT NO. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Defin

March 8, 2024 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities EXCHANGE ACT OF 1934 (AMENDMENT NO. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities EXCHANGE ACT OF 1934 (AMENDMENT NO. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Defin

February 29, 2024 EX-99.1

CEO REPORT – FOURTH QUARTER 2023 DEAR SHAREHOLDERS AND FRIENDS OF FIRST BUSINESS BANK: Year-end is a time to reflect on the past year and look ahead to the future. Day-to-day, most of us tend to keep our nose to the grindstone and mark success by the

CEO REPORT – FOURTH QUARTER 2023 DEAR SHAREHOLDERS AND FRIENDS OF FIRST BUSINESS BANK: Year-end is a time to reflect on the past year and look ahead to the future.

February 29, 2024 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 29, 2024 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorpora

February 28, 2024 EX-4.2

Description of Registrant’s Securities (filed herewith)

Exhibit 4.2 FIRST BUSINESS FINANCIAL SERVICES, INC. Description of Securities Registered Pursuant to Section 12 of the Securities Exchange Act of 1934 General As of December 31, 2023, First Business Financial Services, Inc. (“First Business,” “we,” “our,” “us”) has one class of securities registered under Section 12 of the Securities Exchange Act of 1934, as amended: common stock, $0.01 par value.

February 28, 2024 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K (Mark One) ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-34095 FIRST BUSINESS FIN

February 28, 2024 EX-97

Executive Officer Compensation Recovery Policy (filed herewith)

First Business Financial Services, Inc. Executive Officer Compensation Recovery Policy October 2023 A.PURPOSE. The purpose of this Policy is to describe the circumstances in which Executive Officers will be required to repay or return Erroneously Awarded Compensation to members of the Company Group in the event of an Accounting Restatement. Each Executive Officer shall be required to sign and retu

February 28, 2024 EX-21

Subsidiaries of the Registrant

Exhibit 21 Subsidiaries of the Registrant Subsidiary State of Incorporation or Organization First Business Bank Wisconsin First Business Specialty Finance, LLC Wisconsin Mitchell Street Apartments Investment, LLC Wisconsin ABKC Real Estate, LLC Kansas FBB Real Estate 2, LLC Kansas FBB Tax Credit Investment, LLC Wisconsin First Madison Investment Corp. Nevada

February 9, 2024 SC 13G/A

FBIZ / First Business Financial Services, Inc. / DIMENSIONAL FUND ADVISORS LP - SEC SCHEDULE 13G Passive Investment

SC 13G/A 1 SEC13GFiling.htm SEC SCHEDULE 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 3 )* First Business Financial Services Inc (Name of Issuer) Common Stock (Title of Class of Securities) 319390100 (CUSIP Number) December 29, 2023 (Date of Event Which Requires Filing of this Statement) Check the

February 8, 2024 SC 13G/A

FBIZ / First Business Financial Services, Inc. / BANC FUNDS CO LLC - NONE Passive Investment

SC 13G/A 1 doc1.htm NONE UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* First Business Financial Services (Name of Issuer) COMMON STOCK (Title of Class of Securities) 319390100 (CUSIP Number) December 31, 2023 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to design

January 30, 2024 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 25, 2024 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporat

January 29, 2024 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 29, 2024 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporat

January 29, 2024 EX-99.1

First Business Bank Announces 10% Increase in Quarterly Common Stock Dividend

Press Release Contact: Brian D. Spielmann Chief Financial Officer First Business Financial Services, Inc. 608-232-5970 [email protected] First Business Bank Announces 10% Increase in Quarterly Common Stock Dividend MADISON, WI – January 29, 2023 – First Business Financial Services, Inc. (the “Company” or “First Business Bank”) (Nasdaq: FBIZ) announced its board of directors has declare

January 26, 2024 EX-99.1

Investor Presentation Fourth Quarter 2023 2 When used in this presentation, and in any other oral statements made with the approval of an authorized executive officer, the words or phrases “may,” “could,” “should,” “hope,” “might,” “believe,” “expect

Investor Presentation Fourth Quarter 2023 2 When used in this presentation, and in any other oral statements made with the approval of an authorized executive officer, the words or phrases “may,” “could,” “should,” “hope,” “might,” “believe,” “expect,” “plan,” “assume,” “intend,” “estimate,” “anticipate,” “project,” “likely,” or similar expressions are intended to identify “forward-looking statements” within the meaning of such term in the Private Securities Litigation Reform Act of 1995.

January 26, 2024 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 26, 2024 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporat

January 25, 2024 EX-99.1

FIRST BUSINESS BANK REPORTS FOURTH QUARTER 2023 NET INCOME OF $9.6 MILLION -- Robust deposit and loan growth and positive operating leverage support continued tangible book value expansion -- -- Private Wealth assets under management cross $3 billion

Exhibit 99.1 [FOR IMMEDIATE RELEASE] First Business Financial Services, Inc. 401 Charmany Drive Madison, WI 53719 FIRST BUSINESS BANK REPORTS FOURTH QUARTER 2023 NET INCOME OF $9.6 MILLION - Robust deposit and loan growth and positive operating leverage support continued tangible book value expansion - - Private Wealth assets under management cross $3 billion milestone - MADISON, Wis., January 25,

January 25, 2024 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 25, 2024 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporat

December 7, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 07, 2023 First Business

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 07, 2023 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorpora

December 7, 2023 EX-99.1

CEO REPORT – THIRD QUARTER 2023 DEAR SHAREHOLDERS AND FRIENDS OF FIRST BUSINESS BANK: Since our founding in 1990, we’ve cultivated an exceptional culture that has become the hallmark of First Business Bank over our 33-year history. Five years ago, ou

CEO REPORT – THIRD QUARTER 2023 DEAR SHAREHOLDERS AND FRIENDS OF FIRST BUSINESS BANK: Since our founding in 1990, we’ve cultivated an exceptional culture that has become the hallmark of First Business Bank over our 33-year history.

October 30, 2023 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 27, 2023 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporat

October 30, 2023 EX-99.1

First Business Bank Declares Quarterly Cash Dividends

Press Release Contact: Brian D. Spielmann Chief Financial Officer First Business Financial Services, Inc. 608-232-5970 [email protected] First Business Bank Declares Quarterly Cash Dividends MADISON, WI – October 30, 2023 – First Business Financial Services, Inc. (the “Company” or “First Business Bank”) (Nasdaq: FBIZ) announced its Board of Directors has declared a quarterly cash divid

October 27, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ Quarterly Report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the quarterly period ended September 30, 2023 OR ☐ Transition report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Commission file number 001-34095 FIRST BUSINESS FINANCIAL SERVICES, INC. (Exact name

October 27, 2023 EX-99.1

Investor Presentation Third Quarter 2023 2 When used in this presentation, and in any other oral statements made with the approval of an authorized executive officer, the words or phrases “may,” “could,” “should,” “hope,” “might,” “believe,” “expect,

Investor Presentation Third Quarter 2023 2 When used in this presentation, and in any other oral statements made with the approval of an authorized executive officer, the words or phrases “may,” “could,” “should,” “hope,” “might,” “believe,” “expect,” “plan,” “assume,” “intend,” “estimate,” “anticipate,” “project,” “likely,” or similar expressions are intended to identify “forward-looking statements” within the meaning of such term in the Private Securities Litigation Reform Act of 1995.

October 27, 2023 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 27, 2023 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporat

October 26, 2023 EX-99.1

FIRST BUSINESS BANK REPORTS THIRD QUARTER 2023 NET INCOME OF $9.7 MILLION -- Robust pre-tax pre-provision earnings supported by strong balance sheet growth and diversified revenue --

Exhibit 99.1 [FOR IMMEDIATE RELEASE] First Business Financial Services, Inc. 401 Charmany Drive Madison, WI 53719 FIRST BUSINESS BANK REPORTS THIRD QUARTER 2023 NET INCOME OF $9.7 MILLION - Robust pre-tax pre-provision earnings supported by strong balance sheet growth and diversified revenue - MADISON, Wis., October 26, 2023 (BUSINESS WIRE) - First Business Financial Services, Inc. (the “Company”,

October 26, 2023 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 26, 2023 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporat

October 4, 2023 EX-4.1

Form of 8.0% Subordinated Debenture

FORM OF 8.0% SUBORDINATED DEBENTURE UNLESS THIS DEBENTURE IS PRESENTED BY THE HOLDER (AS DEFINED HEREIN) OR A REPRESENTATIVE THEREOF TO THE COMPANY FOR REGISTRATION, TRANSFER, EXCHANGE OR PAYMENT, AND ANY DEBENTURE ISSUED UPON REGISTRATION OR TRANSFER OF, OR IN EXCHANGE FOR, OR IN LIEU OF, THIS DEBENTURE IS REGISTERED IN THE NAME OF THE HOLDER, OR SUCH OTHER NAME AS REQUESTED BY AN AUTHORIZED REPR

October 4, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 29, 2023 First Business

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 29, 2023 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorpor

October 4, 2023 EX-99.1

First Business Financial Services, Inc. Completes $15.0 Million Subordinated Debt Offering

Press Release Contact: Brian D. Spielmann Chief Financial Officer First Business Financial Services, Inc. 608-232-5970 [email protected] First Business Financial Services, Inc. Completes $15.0 Million Subordinated Debt Offering MADISON, WI – October 4, 2023 – First Business Financial Services, Inc. (the “Company”, the “Bank”, or “First Business Bank”) (Nasdaq: FBIZ) announced the compl

August 23, 2023 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 23, 2023 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporati

August 23, 2023 EX-99.1

CEO REPORT – SECOND QUARTER 2023 DEAR SHAREHOLDERS AND FRIENDS OF FIRST BUSINESS BANK: First Business Bank produced outstanding second quarter results that differentiated us from our peers. While the industry settled down from the extreme volatility

CEO REPORT – SECOND QUARTER 2023 DEAR SHAREHOLDERS AND FRIENDS OF FIRST BUSINESS BANK: First Business Bank produced outstanding second quarter results that differentiated us from our peers.

July 28, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ Quarterly Report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the quarterly period ended June 30, 2023 OR ☐ Transition report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Commission file number 001-34095 FIRST BUSINESS FINANCIAL SERVICES, INC. (Exact name of r

July 28, 2023 EX-99.1

First Business Bank Declares Quarterly Cash Dividends

Press Release Contact: Brian D. Spielmann Chief Financial Officer First Business Financial Services, Inc. 608-232-5970 [email protected] First Business Bank Declares Quarterly Cash Dividends MADISON, WI – July 28, 2023 – First Business Financial Services, Inc. (the “Company” or “First Business Bank”) (Nasdaq: FBIZ) announced its Board of Directors has declared a quarterly cash dividend

July 28, 2023 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 28, 2023 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporation

July 28, 2023 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 28, 2023 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporation

July 28, 2023 EX-99.1

Investor Presentation Second Quarter 2023 2 When used in this presentation, and in any other oral statements made with the approval of an authorized executive officer, the words or phrases “may,” “could,” “should,” “hope,” “might,” “believe,” “expect

fbiz2q23investorpresenta Investor Presentation Second Quarter 2023 2 When used in this presentation, and in any other oral statements made with the approval of an authorized executive officer, the words or phrases “may,” “could,” “should,” “hope,” “might,” “believe,” “expect,” “plan,” “assume,” “intend,” “estimate,” “anticipate,” “project,” “likely,” or similar expressions are intended to identify “forward-looking statements” within the meaning of such term in the Private Securities Litigation Reform Act of 1995.

July 27, 2023 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 27, 2023 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporation

July 27, 2023 EX-99.1

FIRST BUSINESS BANK REPORTS SECOND QUARTER 2023 NET INCOME OF $8.1 MILLION -- Strong performance driven by robust loan growth, sustained deposit growth, and positive operating leverage --

Exhibit 99.1 [FOR IMMEDIATE RELEASE] First Business Financial Services, Inc. 401 Charmany Drive Madison, WI 53719 FIRST BUSINESS BANK REPORTS SECOND QUARTER 2023 NET INCOME OF $8.1 MILLION - Strong performance driven by robust loan growth, sustained deposit growth, and positive operating leverage - MADISON, Wis., July 27, 2023 (BUSINESS WIRE) - First Business Financial Services, Inc. (the “Company

May 24, 2023 S-8

As filed with the Securities and Exchange Commission on May 24, 2023

As filed with the Securities and Exchange Commission on May 24, 2023 Registration No.

May 24, 2023 EX-FILING FEES

Filing Fee Table

EX-FILING FEES 4 tm2316503d1ex-filingfees.htm EX-FILING FEES Exhibit 107 Calculation of Filing Fee Table Form S-8 (Form Type) First Business Financial Services, Inc. (Exact Name of Registrant as Specified in its Charter) Table 1. Newly Registered Securities Security Type Security Class Title Fee Calculation Rule Amount Registered(1) Proposed Maximum Offering Price Per Unit(2) Maximum Aggregate Off

May 16, 2023 EX-99.1

CEO REPORT – FIRST QUARTER 2023 DEAR SHAREHOLDERS AND FRIENDS OF FIRST BUSINESS BANK: The first quarter of 2023 was an unusual and tumultuous time for the banking industry. And in some ways, it was even more unusual for First Business Bank than the r

ceo-reportxq1x2023final CEO REPORT – FIRST QUARTER 2023 DEAR SHAREHOLDERS AND FRIENDS OF FIRST BUSINESS BANK: The first quarter of 2023 was an unusual and tumultuous time for the banking industry.

May 16, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 16, 2023 First Business Finan

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 16, 2023 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporation)

May 2, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 28, 2023 First Business Fin

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 28, 2023 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporatio

May 2, 2023 EX-99.1

The meeting will begin promptly at 10:00 a.m. CDT on Friday, April 28, 2023 First Business Financial Services, Inc. 2023 Annual Meeting of Shareholders To submit questions and/or vote during the Annual Meeting, you will need your voter control number

asmslides04282023updated The meeting will begin promptly at 10:00 a.m. CDT on Friday, April 28, 2023 First Business Financial Services, Inc. 2023 Annual Meeting of Shareholders To submit questions and/or vote during the Annual Meeting, you will need your voter control number that is printed in the shaded bar located on your Notice of Annual Meeting of Shareholders or on your proxy card. Welcome to

April 28, 2023 EX-99.1

First Business Bank Declares Quarterly Cash Dividends

Press Release Contact: Brian D. Spielmann Chief Financial Officer First Business Financial Services, Inc. 608-232-5970 [email protected] First Business Bank Declares Quarterly Cash Dividends MADISON, WI – April 28, 2023 – First Business Financial Services, Inc. (the “Company” or “First Business Bank”) (Nasdaq: FBIZ) announced its Board of Directors has declared a quarterly cash dividen

April 28, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 28, 2023 First Business Fin

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 28, 2023 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporatio

April 28, 2023 EX-99.1

Investor Presentation First Quarter 2023 2 When used in this presentation, and in any other oral statements made with the approval of an authorized executive officer, the words or phrases “may,” “could,” “should,” “hope,” “might,” “believe,” “expect,

fbiz1q23investorpresenta Investor Presentation First Quarter 2023 2 When used in this presentation, and in any other oral statements made with the approval of an authorized executive officer, the words or phrases “may,” “could,” “should,” “hope,” “might,” “believe,” “expect,” “plan,” “assume,” “intend,” “estimate,” “anticipate,” “project,” “likely,” or similar expressions are intended to identify “forward-looking statements” within the meaning of such term in the Private Securities Litigation Reform Act of 1995.

April 28, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ Quarterly Report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the quarterly period ended March 31, 2023 OR ☐ Transition report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Commission file number 001-34095 FIRST BUSINESS FINANCIAL SERVICES, INC. (Exact name of

April 28, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 28, 2023 First Business Fin

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 28, 2023 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporatio

April 27, 2023 EX-99.1

FIRST BUSINESS BANK REPORTS FIRST QUARTER 2023 NET INCOME OF $8.8 MILLION -- Strong and stable performance supported by robust growth in loans, deposits, and pre-tax, pre-provision income --

Exhibit 99.1 [FOR IMMEDIATE RELEASE] First Business Financial Services, Inc. 401 Charmany Drive Madison, WI 53719 FIRST BUSINESS BANK REPORTS FIRST QUARTER 2023 NET INCOME OF $8.8 MILLION - Strong and stable performance supported by robust growth in loans, deposits, and pre-tax, pre-provision income - MADISON, Wis., April 27, 2023 (BUSINESS WIRE) - First Business Financial Services, Inc. (the “Com

April 27, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 27, 2023 First Business Fin

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 27, 2023 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporatio

April 19, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 17, 2023 First Business Fin

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 17, 2023 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporatio

April 3, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 1, 2023 First Business Fina

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 1, 2023 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporation

April 3, 2023 EX-10.2

Consulting Agreement by and between First Business Financial Services, Inc. and Edward G. Sloane, Jr., effective as of April 1, 2023 (incorporated by reference to the Current Report on Form 8-K filed on April 3, 2023)

Exhibit 10.2 March 31, 2023 Dear Ed, This letter including a Non-Disclosure and Confidentiality Agreement and an Information Security Agreement which are attached as Exhibits A and B and incorporated herein by reference (this “Agreement”) sets forth the terms and conditions effective as of April 1, 2023 whereby you (“You”, “Your”) agree to provide certain services to First Business Bank and/or its

April 3, 2023 EX-10.1

Change in Control Agreement by and between First Business Financial Services, Inc. and Brian D. Spielmann, effective as of April 1, 2023 (incorporated by reference to the Current Report on Form 8-K filed on April 3, 2023)

Exhibit 10.1 Executive Change-in-Control Severance Agreement for Brian Spielmann First Business Financial Services, Inc. April 1, 2023 Contents Article 1. Definitions 1 Article 2. Severance Benefits 5 Article 3. Nonsolicitation of Clients 8 Article 4. Confidentiality 9 Article 5. Protection of Leadership Pool 12 Article 6. Treatment of Excise Taxes 13 Article 7. Contractual Rights and Legal Remedi

March 6, 2023 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities EXCHANGE ACT OF 1934 (AMENDMENT NO. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities EXCHANGE ACT OF 1934 (AMENDMENT NO. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Defin

March 6, 2023 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities EXCHANGE ACT OF 1934 (AMENDMENT NO. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities EXCHANGE ACT OF 1934 (AMENDMENT NO. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Defin

February 27, 2023 CORRESP

FIRST BUSINESS FINANCIAL SERVICES, INC. 401 Charmany Drive Madison, WI 53719 Ph: (608) 238-8008 February 27, 2023

FIRST BUSINESS FINANCIAL SERVICES, INC. 401 Charmany Drive Madison, WI 53719 Ph: (608) 238-8008 February 27, 2023 VIA EDGAR United States Securities and Exchange Commission Division of Corporate Finance 100 F Street, NE Washington, D.C. 20549 RE: First Business Financial Services, Inc. (the “Company”) Registration Statement on Form S-3 File No. 333-263296 Ladies and Gentlemen: In accordance with R

February 24, 2023 S-3/A

As filed with the Securities and Exchange Commission on February 24, 2023

As filed with the Securities and Exchange Commission on February 24, 2023 Registration No.

February 22, 2023 EX-4.2

Description of Registrant’s Securities (filed herewith)

Exhibit 4.2 FIRST BUSINESS FINANCIAL SERVICES, INC. Description of Securities Registered Pursuant to Section 12 of the Securities Exchange Act of 1934 General As of December 31, 2022, First Business Financial Services, Inc. (“First Business,” “we,” “our,” “us”) has one class of securities registered under Section 12 of the Securities Exchange Act of 1934, as amended: common stock, $0.01 par value.

February 22, 2023 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K (Mark One) ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-34095 FIRST BUSINESS FIN

February 22, 2023 EX-21

Subsidiaries of the Registrant

Exhibit 21 Subsidiaries of the Registrant Subsidiary State of Incorporation or Organization First Business Bank Wisconsin First Business Specialty Finance, LLC Wisconsin Mitchell Street Apartments Investment, LLC Wisconsin ABKC Real Estate, LLC Kansas FBB Real Estate 2, LLC Kansas FBB Tax Credit Investment, LLC Wisconsin First Madison Investment Corp. Nevada

February 21, 2023 EX-99.1

CEO REPORT – FOURTH QUARTER 2022 DEAR SHAREHOLDERS AND FRIENDS OF FIRST BUSINESS BANK: First Business Bank concluded a year marked by notable macroeconomic challenges with outstanding growth and excellent financial results. Amid rising inflation, rap

q42022ceoletter-final CEO REPORT – FOURTH QUARTER 2022 DEAR SHAREHOLDERS AND FRIENDS OF FIRST BUSINESS BANK: First Business Bank concluded a year marked by notable macroeconomic challenges with outstanding growth and excellent financial results.

February 21, 2023 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 21, 2023 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorpora

February 10, 2023 SC 13G/A

FBIZ / First Business Financial Services Inc / DIMENSIONAL FUND ADVISORS LP - SEC SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2 )* First Business Financial Services Inc (Name of Issuer) Common Stock (Title of Class of Securities) 319390100 (CUSIP Number) December 30, 2022 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuan

February 9, 2023 SC 13G/A

FBIZ / First Business Financial Services Inc / BANC FUNDS CO LLC - NONE Passive Investment

Schedule 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* First Business Financial Services (Name of Issuer) COMMON STOCK (Title of Class of Securities) 319390100 (CUSIP Number) December 31, 2022 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule

February 7, 2023 EX-10.3

Form of Amendment to Performance-Based Restricted Stock Unit Agreement, dated as of February 3, 2023

Exhibit 10.3 first business FINANCIAL services, Inc. 2019 Equity Incentive Plan amendment to PERFORMANCE-BASED RESTRICTED STOCK UNIT Award Agreement THIS AMENDMENT TO THE PERFORMANCE-BASED RESTRICTED STOCK UNIT AWARD AGREEMENT (this “Amendment”) is entered into as of February 3, 2023 between First Business Financial Services, Inc., a Wisconsin corporation (the “Company”), and the undersigned Parti

February 7, 2023 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 3, 2023 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporat

February 7, 2023 EX-10.1

Second Amended and Restated Agreement by and between First Business Bank, First Business Financial Services, and Corey Chambas, dated as of February 3, 2023 (incorporated by reference to Exhibit 10.1 to the Current Report on Form 8-K filed on February 7, 2023)

Exhibit 10.1 SECOND AMENDED AND RESTATED AGREEMENT BY AND BETWEEN FIRST BUSINESS BANK, FIRST BUSINESS FINANCIAL SERVICES, INC., AND COREY CHAMBAS Table of Contents Page ARTICLE 1. DEFINITIONS 2 1.1 Definitions 2 ARTICLE 2. RETIREMENT BENEFIT 5 2.1 Normal Retirement Benefit 5 2.2 Early Retirement Benefit 5 2.3 Withholding of Taxes 5 2.4 Notice of Retirement 5 2.5 Consulting 6 ARTICLE 3. DEATH BENEF

February 7, 2023 EX-10.2

Form of Amendment to Restricted Stock Award Agreement, dated as of February 3, 2023

Exhibit 10.2 first business FINANCIAL services, Inc. 2019 Equity Incentive Plan amendment to Restricted Stock Award Agreement THIS AMENDMENT TO THE RESTRICTED STOCK AWARD AGREEMENT (this “Amendment”) is entered into as of February 3, 2023 between First Business Financial Services, Inc., a Wisconsin corporation (the “Company”), and the undersigned Participant. B A C K G R O U N D: The Participant w

February 2, 2023 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 27, 2023 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporat

February 2, 2023 EX-10.1

Amendment to First Business Financial Services 2019 Equity Incentive Plan, effective as of January 27, 2023

Exhibit 10.1 AMENDMENT TO THE FIRST BUSINESS FINANCIAL SERVICES, INC. 2019 EQUITY INCENTIVE PLAN Effective as of January 27, 2023, the First Business Financial Services, Inc. 2019 Equity Incentive Plan is amended follows: 1. Amendment to Section 2.4 of the Plan. The Plan shall be amended by adding the following proviso at the end of Section 2.4: “, provided however, that beginning with Awards gran

February 1, 2023 EX-99.1

Investor Presentation Fourth Quarter 2022 Nasdaq: FBIZ When used in this presentation, and in any other oral statements made with the approval of an authorized executive officer, the words or phrases “may,” “could,” “should,” “hope,” “might,” “believ

Investor Presentation Fourth Quarter 2022 Nasdaq: FBIZ When used in this presentation, and in any other oral statements made with the approval of an authorized executive officer, the words or phrases “may,” “could,” “should,” “hope,” “might,” “believe,” “expect,” “plan,” “assume,” “intend,” “estimate,” “anticipate,” “project,” “likely,” or similar expressions are intended to identify “forward-looking statements” within the meaning of such term in the Private Securities Litigation Reform Act of 1995.

February 1, 2023 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 1, 2023 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporat

January 27, 2023 EX-99.1

First Business Bank Announces 15% Increase in Quarterly Common Stock Dividend and $5 Million Buyback Program

Press Release Contact: Edward G. Sloane, Jr. Chief Financial Officer First Business Financial Services, Inc. 608-232-5970 [email protected] First Business Bank Announces 15% Increase in Quarterly Common Stock Dividend and $5 Million Buyback Program MADISON, WI – January 27, 2023 – First Business Financial Services, Inc. (the “Company” or “First Business Bank”) (Nasdaq: FBIZ) announced its

January 27, 2023 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 27, 2023 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporat

January 26, 2023 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 26, 2023 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporat

January 26, 2023 EX-99.1

FIRST BUSINESS BANK REPORTS FOURTH QUARTER 2022 NET INCOME OF $9.9 MILLION -- Loan growth, net interest margin expansion, and strong asset quality support continued tangible book value growth --

Exhibit 99.1 [FOR IMMEDIATE RELEASE] First Business Financial Services, Inc. 401 Charmany Drive Madison, WI 53719 FIRST BUSINESS BANK REPORTS FOURTH QUARTER 2022 NET INCOME OF $9.9 MILLION - Loan growth, net interest margin expansion, and strong asset quality support continued tangible book value growth - MADISON, Wis., January 26, 2023 (BUSINESS WIRE) - First Business Financial Services, Inc. (th

January 6, 2023 EX-99.1

First Business Bank Announces Leadership Promotions -- Internal Appointments Reflect Depth of Long-Tenured Leadership Team --

Press Release Contact: Corey Chambas Chief Executive Officer First Business Financial Services, Inc.

January 6, 2023 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 03, 2023 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporat

November 17, 2022 EX-99.1

CEO REPORT – THIRD QUARTER 2022 DEAR SHAREHOLDERS AND FRIENDS OF FIRST BUSINESS BANK: Third quarter 2022 performance headlines echo with repetition: record net interest margin, record net interest income, record top line revenue, record levels of dep

CEO REPORT ? THIRD QUARTER 2022 DEAR SHAREHOLDERS AND FRIENDS OF FIRST BUSINESS BANK: Third quarter 2022 performance headlines echo with repetition: record net interest margin, record net interest income, record top line revenue, record levels of deposits and loans, and record tangible book value.

November 17, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 17, 2022 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorpora

November 10, 2022 EX-99.1

Investor Presentation Third Quarter 2022 Nasdaq: FBIZ When used in this presentation, and in any other oral statements made with the approval of an authorized executive officer, the words or phrases “may,” “could,” “should,” “hope,” “might,” “believe

Investor Presentation Third Quarter 2022 Nasdaq: FBIZ When used in this presentation, and in any other oral statements made with the approval of an authorized executive officer, the words or phrases ?may,? ?could,? ?should,? ?hope,? ?might,? ?believe,? ?expect,? ?plan,? ?assume,? ?intend,? ?estimate,? ?anticipate,? ?project,? ?likely,? or similar expressions are intended to identify ?forward-looking statements? within the meaning of such term in the Private Securities Litigation Reform Act of 1995.

November 10, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 10, 2022 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorpora

October 28, 2022 EX-10.1

Form of Performance-Based Restricted Stock Unit Award Agreement - Executive Officer (incorporated by reference to the Quarterly Report on Form 10-Q filed on October 28, 2022)

Exhibit 10.1 FIRST BUSINESS FINANCIAL SERVICES, INC. 2019 EQUITY INCENTIVE PLAN PERFORMANCE-BASED RESTRICTED STOCK UNIT AWARD AGREEMENT The Participant specified below is hereby granted a performance-based restricted stock unit award (the ?Award?) by First Business Financial Services, Inc., a Wisconsin corporation (the ?Company?), under the First Business Financial Services, Inc. 2019 Equity Incen

October 28, 2022 EX-10.2

Form of Restricted Stock Unit Award Agreement - Executive Officer (incorporated by reference to the Quarterly Report on Form 10-Q filed on October 28, 2022)

Exhibit 10.2 FIRST BUSINESS FINANCIAL SERVICES, INC. 2019 EQUITY INCENTIVE PLAN RESTRICTED STOCK UNIT AWARD AGREEMENT EXECUTIVE The Participant specified below is hereby granted a restricted stock unit award (the ?Award?) by First Business Financial Services, Inc., a Wisconsin corporation (the ?Company?), under the First Business Financial Services, Inc. 2019 Equity Incentive Plan, as amended (the

October 28, 2022 EX-99.1

First Business Bank Declares Quarterly Cash Dividends

Press Release Contact: Edward G. Sloane, Jr. Chief Financial Officer First Business Financial Services, Inc. 608-232-5970 [email protected] First Business Bank Declares Quarterly Cash Dividends MADISON, WI ? October 28, 2022 ? First Business Financial Services, Inc. (the ?Company?, the ?Bank?, or ?First Business Bank?) (Nasdaq: FBIZ) announced its board of directors has declared a quarter

October 28, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 28, 2022 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporat

October 28, 2022 EX-10.3

Form of Restricted Stock Unit Award Agreement - Board of Directors (incorporated by reference to the Quarterly Report on Form 10-Q filed on October 28, 2022)

Exhibit 10.3 FIRST BUSINESS FINANCIAL SERVICES, INC. 2019 EQUITY INCENTIVE PLAN RESTRICTED STOCK UNIT AWARD AGREEMENT BOARD OF DIRECTORS The Participant specified below is hereby granted a restricted stock unit award (the ?Award?) by First Business Financial Services, Inc., a Wisconsin corporation (the ?Company?), under the First Business Financial Services, Inc. 2019 Equity Incentive Plan. as ame

October 28, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ? Quarterly Report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the quarterly period ended September 30, 2022 OR ? Transition report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Commission file number 001-34095 FIRST BUSINESS FINANCIAL SERVICES, INC. (Exact name

October 27, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 27, 2022 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporat

October 27, 2022 EX-99.1

FIRST BUSINESS BANK REPORTS THIRD QUARTER 2022 NET INCOME OF $10.6 MILLION -- Net interest margin expansion and balance sheet growth drive record top line revenue and tangible book value growth --

Exhibit 99.1 [FOR IMMEDIATE RELEASE] First Business Financial Services, Inc. 401 Charmany Drive Madison, WI 53719 FIRST BUSINESS BANK REPORTS THIRD QUARTER 2022 NET INCOME OF $10.6 MILLION - Net interest margin expansion and balance sheet growth drive record top line revenue and tangible book value growth - MADISON, Wis., October 27, 2022 (BUSINESS WIRE) - First Business Financial Services, Inc. (

August 24, 2022 EX-99.1

Exceptional Core Financial Results Continue Pre-tax, pre-provision adjusted ("PTPP") earnings, excluding PPP interest and fee income, increased 10.4%, from the first quarter, and a whopping 53.8% from the second quarter of last year. The improvement

Exceptional Core Financial Results Continue Pre-tax, pre-provision adjusted ("PTPP") earnings, excluding PPP interest and fee income, increased 10.

August 24, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 24, 2022 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporati

August 2, 2022 EX-99.1

Investor Presentation Second Quarter 2022 Nasdaq: FBIZ When used in this presentation, and in any other oral statements made with the approval of an authorized executive officer, the words or phrases “may,” “could,” “should,” “hope,” “might,” “believ

Investor Presentation Second Quarter 2022 Nasdaq: FBIZ When used in this presentation, and in any other oral statements made with the approval of an authorized executive officer, the words or phrases ?may,? ?could,? ?should,? ?hope,? ?might,? ?believe,? ?expect,? ?plan,? ?assume,? ?intend,? ?estimate,? ?anticipate,? ?project,? ?likely,? or similar expressions are intended to identify ?forward-looking statements? within the meaning of such term in the Private Securities Litigation Reform Act of 1995.

August 2, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 02, 2022 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporati

July 29, 2022 EX-1.1

Press Release by First Business Financial Services, Inc. dated July 29, 2022.

Press Release Contact: Edward G. Sloane, Jr. Chief Financial Officer First Business Financial Services, Inc. 608-232-5970 [email protected] First Business Bank Declares Quarterly Cash Dividends MADISON, WI ? July 29, 2022 ? First Business Financial Services, Inc. (the ?Company?, the ?Bank?, or ?First Business Bank?) (Nasdaq: FBIZ) announced its board of directors has declared a quarterly

July 29, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 29, 2022 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporation

July 29, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ? Quarterly Report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the quarterly period ended June 30, 2022 OR ? Transition report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Commission file number 001-34095 FIRST BUSINESS FINANCIAL SERVICES, INC. (Exact name of r

July 28, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 28, 2022 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporation

July 28, 2022 EX-99.1

FIRST BUSINESS BANK REPORTS RECORD SECOND QUARTER 2022 NET INCOME OF $11.0 MILLION -- Strong top line revenue and provision benefit drive tangible book value growth --

Exhibit 99.1 [FOR IMMEDIATE RELEASE] First Business Financial Services, Inc. 401 Charmany Drive Madison, WI 53719 FIRST BUSINESS BANK REPORTS RECORD SECOND QUARTER 2022 NET INCOME OF $11.0 MILLION - Strong top line revenue and provision benefit drive tangible book value growth - MADISON, Wis., July 28, 2022 (BUSINESS WIRE) - First Business Financial Services, Inc. (the ?Company?, the ?Bank?, or ?F

May 25, 2022 EX-99.1

CEO REPORT – FIRST QUARTER 2022 DEAR SHAREHOLDERS AND FRIENDS OF FIRST BUSINESS BANK: First Business Bank’s first quarter 2022 performance was highlighted by solid operating results, outstanding in-market deposit growth, continued organic loan produc

CEO REPORT ? FIRST QUARTER 2022 DEAR SHAREHOLDERS AND FRIENDS OF FIRST BUSINESS BANK: First Business Bank?s first quarter 2022 performance was highlighted by solid operating results, outstanding in-market deposit growth, continued organic loan production, and exceptional asset quality.

May 25, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 25, 2022 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporation)

May 19, 2022 EX-99.1

FIRST BUSINESS BANK ANNOUNCES 2023 CFO SUCCESSION PLAN -- Chief Financial Officer Ed Sloane to retire in March 2023 and Chief Accounting Officer Brian Spielmann named as his successor --

Press Release Contact: Corey Chambas President and Chief Executive Officer First Business Financial Services, Inc.

May 19, 2022 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 18, 2022 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporation)

May 5, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 05, 2022 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporation)

May 5, 2022 EX-99.1

Investor Presentation First Quarter 2022 Nasdaq: FBIZ When used in this presentation, and in any other oral statements made with the approval of an authorized executive officer, the words or phrases “may,” “could,” “should,” “hope,” “might,” “believe

Investor Presentation First Quarter 2022 Nasdaq: FBIZ When used in this presentation, and in any other oral statements made with the approval of an authorized executive officer, the words or phrases ?may,? ?could,? ?should,? ?hope,? ?might,? ?believe,? ?expect,? ?plan,? ?assume,? ?intend,? ?estimate,? ?anticipate,? ?project,? ?likely,? or similar expressions are intended to identify ?forward-looking statements? within the meaning of such term in the Private Securities Litigation Reform Act of 1995.

May 3, 2022 8-K

Financial Statements and Exhibits, Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 29, 2022 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporatio

May 3, 2022 EX-99.1

First Business Bank First Business Financial Services, Inc. 2022 Annual Meeting of Shareholders The meeting will begin promptly on Friday, April 29, 2022at 10:00 a.m. CDT To submit questions and /or vote during the Annual Meeting, you will need your

First Business Bank First Business Financial Services, Inc. 2022 Annual Meeting of Shareholders The meeting will begin promptly on Friday, April 29, 2022at 10:00 a.m. CDT To submit questions and /or vote during the Annual Meeting, you will need your voter control number that is printed in the shaded bar located on your Notice of Annual Meeting of Shareholders or on your proxy card. First Business

April 29, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ? Quarterly Report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the quarterly period ended March 31, 2022 OR ? Transition report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Commission file number 001-34095 FIRST BUSINESS FINANCIAL SERVICES, INC. (Exact name of

April 29, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 29, 2022 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporatio

April 29, 2022 EX-99.1

First Business Bank Declares Quarterly Cash Dividend

Press Release Contact: Edward G. Sloane, Jr. Chief Financial Officer First Business Financial Services, Inc. 608-232-5970 [email protected] First Business Bank Declares Quarterly Cash Dividend MADISON, WI ? April 29, 2022 ? First Business Financial Services, Inc. (the ?Company?, the ?Bank?, or ?First Business Bank?) (Nasdaq: FBIZ) announced its board of directors has declared a quarterly

April 28, 2022 EX-99.1

FIRST BUSINESS BANK REPORTS STRONG FIRST QUARTER 2022 NET INCOME OF $8.7 MILLION -- Results include robust in-market deposit growth, strong asset quality metrics, and provision benefit --

Exhibit 99.1 [FOR IMMEDIATE RELEASE] First Business Financial Services, Inc. 401 Charmany Drive Madison, WI 53719 FIRST BUSINESS BANK REPORTS STRONG FIRST QUARTER 2022 NET INCOME OF $8.7 MILLION - Results include robust in-market deposit growth, strong asset quality metrics, and provision benefit - MADISON, Wis., April 28, 2022 (BUSINESS WIRE) - First Business Financial Services, Inc. (the ?Compan

April 28, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 28, 2022 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporatio

April 20, 2022 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 18, 2022 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporatio

March 8, 2022 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities EXCHANGE ACT OF 1934 (AMENDMENT NO. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities EXCHANGE ACT OF 1934 (AMENDMENT NO. ) Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ? Defin

March 8, 2022 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities EXCHANGE ACT OF 1934 (AMENDMENT NO. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities EXCHANGE ACT OF 1934 (AMENDMENT NO. ) Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ? Defin

March 4, 2022 EX-3.1

Articles of Amendment dated March 2, 2022 to the Company’s Amended and Restated Articles of Incorporation (incorporated by reference to Exhibit 3.1 to the Current Report on Form 8-K filed on March 4, 2022)

EXHIBIT 3.1 ARTICLES OF AMENDMENT TO THE AMENDED AND RESTATED ARTICLES OF INCORPORATION OF FIRST BUSINESS FINANCIAL SERVICES, INC. These Articles of Amendment (the ?Articles of Amendment?) to the Amended and Restated Articles of Incorporation of First Business Financial Services, Inc., a corporation organized under Chapter 180 of the Wisconsin Statutes (the ?Corporation?), are executed by the unde

March 4, 2022 EX-4.1

Form of 3.50% Fixed-to-Floating Rate Subordinated Note (incorporated by reference to the Current Report on Form 8-K filed on March 4, 2022)

EX-4.1 3 exhibit41.htm FORM OF 3.50% FIXED-TO-FLOATING RATE SUBORDINATED NOTE EXHIBIT 4.1 EXHIBIT A FORM OF SUBORDINATED NOTE FIRST BUSINESS FINANCIAL SERVICES, INC. 3.50% FIXED-TO-FLOATING RATE SUBORDINATED NOTE DUE MARCH 15, 2032 THE INDEBTEDNESS EVIDENCED BY THIS SUBORDINATED NOTE IS SUBORDINATED AND JUNIOR IN RIGHT OF PAYMENT TO SENIOR INDEBTEDNESS (AS DEFINED IN SECTION 3 (SUBORDINATION) OF T

March 4, 2022 EX-FILING FEES

Calculation of Filing Fee Table Form S-3 (Form Type) First Business Financial Services, Inc. (Exact Name of Registrant as Specified in its Charter) Table 1. Newly Registered and Carry Forward Securities

EX-FILING FEES 10 filingfeeex.htm Exhibit 107 Calculation of Filing Fee Table Form S-3 (Form Type) First Business Financial Services, Inc. (Exact Name of Registrant as Specified in its Charter) Table 1. Newly Registered and Carry Forward Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate O

March 4, 2022 EX-4.3

Form of Articles of Amendment Regarding Designation and Authorization of Preferred Stock

EXHIBIT 4.3 ARTICLES OF AMENDMENT TO THE AMENDED AND RESTATED ARTICLES OF INCORPORATION OF FIRST BUSINESS FINANCIAL SERVICES, INC. These Articles of Amendment (the ?Articles of Amendment?) to the Amended and Restated Articles of Incorporation of First Business Financial Services, Inc., a corporation organized under Chapter 180 of the Wisconsin Statutes (the ?Corporation?), are executed by the unde

March 4, 2022 EX-4.8

Form of warrant

EXHIBIT 4.8 FORM OF WARRANT Warrant Shares: Initial Exercise Date: , 20 THIS WARRANT (the ?Warrant?) certifies that, for value received, or its assigns (the ?Holder?) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after the date hereof (the ?Initial Exercise Date?) and on or prior to the close of business on (the ?

March 4, 2022 EX-3.1

Articles of Amendment dated March 2, 2022 to the Company’s Amended and Restated Articles of Incorporation (incorporated by reference to Exhibit 3.1 to the Current Report on Form 8-K filed on March 4, 2022).

EXHIBIT 3.3 ARTICLES OF AMENDMENT TO THE AMENDED AND RESTATED ARTICLES OF INCORPORATION OF FIRST BUSINESS FINANCIAL SERVICES, INC. These Articles of Amendment (the ?Articles of Amendment?) to the Amended and Restated Articles of Incorporation of First Business Financial Services, Inc., a corporation organized under Chapter 180 of the Wisconsin Statutes (the ?Corporation?), are executed by the unde

March 4, 2022 S-3

As filed with the Securities and Exchange Commission on March 4, 2022

As filed with the Securities and Exchange Commission on March 4, 2022 Registration No.

March 4, 2022 EX-99.1

First Business Bank Completes $32.5 Million Capital Raise and Announces $5.0 Million Buyback Program

EXHIBIT 99.1 First Business Bank Completes $32.5 Million Capital Raise and Announces $5.0 Million Buyback Program MADISON, Wis. ? March 4, 2022 - First Business Financial Services, Inc. (the ?Company?, the ?Bank?, or ?First Business Bank?) (Nasdaq: FBIZ) announced the successful private placement to institutional investors of $32.5 million in new capital consisting of $20.0 million of subordinated

March 4, 2022 EX-4.14

Form of preferred stock certificate.

EXHIBIT 4.14 CUSIP No. No. Shares FIRST BUSINESS FINANCIAL SERVICES, INC. (a Wisconsin corporation) This certifies that is the owner and registered holder of Shares of Series Preferred Stock, par value $0.01 per share, transferable only on the books of the corporation by the holder hereof in person or by duly authorized attorney upon surrender of this certificate properly endorsed. IN WITNESS WHER

March 4, 2022 8-K

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Material Modification to Rights of Security Holders, Unregistered Sales of Equity Securities, Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): March 2, 2022 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporation

February 23, 2022 EX-21

Subsidiaries of the Registrant

Exhibit 21 Subsidiaries of the Registrant Subsidiary State of Incorporation or Organization First Business Bank Wisconsin First Business Specialty Finance, LLC Wisconsin BOC Investment, LLC Wisconsin Mitchell Street Apartments Investment, LLC Wisconsin ABKC Real Estate, LLC Kansas FBB Real Estate 2, LLC Kansas FBB Tax Credit Investment, LLC Wisconsin First Madison Investment Corp.

February 23, 2022 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K (Mark One) ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2021 ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-34095 FIRST BUSINESS FIN

February 23, 2022 EX-4.2

Description of Registrant’s Securities (filed herewith)

Exhibit 4.2 FIRST BUSINESS FINANCIAL SERVICES, INC. Description of Securities Registered Pursuant to Section 12 of the Securities Exchange Act of 1934 General As of December 31, 2021, First Business Financial Services, Inc. (?First Business,? ?we,? ?our,? ?us?) has one class of securities registered under Section 12 of the Securities Exchange Act of 1934, as amended: common stock, $0.01 par value.

February 18, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 17, 2022 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorpora

February 18, 2022 EX-99.1

addition, the Company expanded its diverse sources of fee income, had huge improvement in asset quality metrics, and more than doubled earnings per share over the year before. These and other recent performance highlights are a product of a belief th

addition, the Company expanded its diverse sources of fee income, had huge improvement in asset quality metrics, and more than doubled earnings per share over the year before.

February 8, 2022 SC 13G/A

FBIZ / First Business Financial Services Inc / DIMENSIONAL FUND ADVISORS LP - SEC SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1 )* First Business Financial Services Inc (Name of Issuer) Common Stock (Title of Class of Securities) 319390100 (CUSIP Number) December 31, 2021 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuan

February 7, 2022 SC 13G/A

FBIZ / First Business Financial Services Inc / BANC FUNDS CO LLC - NONE Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 01)* First Business Financial Services (Name of Issuer) COMMON STOCK (Title of Class of Securities) 319390100 (CUSIP Number) December 31, 2021 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to

February 1, 2022 EX-99.1

INVESTOR PRESENTATION Fourth Quarter 2021 Nasdaq: FBIZ EExhibit 99.1 When used in this presentation, and in any other oral statements made with the approval of an authorized executive officer, the words or phrases “may,” “could,” “should,” “hope,” “m

fbiz4q21investorpresenta INVESTOR PRESENTATION Fourth Quarter 2021 Nasdaq: FBIZ EExhibit 99.

February 1, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 01, 2022 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorpora

January 28, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 28, 2022 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporat

January 28, 2022 EX-99.1

First Business Announces 10% Increase in Quarterly Cash Dividend

Press Release Contact: Edward G. Sloane, Jr. Chief Financial Officer First Business Financial Services, Inc. 608-232-5970 [email protected] First Business Announces 10% Increase in Quarterly Cash Dividend MADISON, WI ? January 28, 2022 ? First Business Financial Services, Inc. (?First Business?) (Nasdaq: FBIZ) announced its board of directors has declared a quarterly cash dividend on its

January 27, 2022 EX-99.1

FIRST BUSINESS BANK REPORTS STRONG FOURTH QUARTER 2021 NET INCOME OF $8.6 MILLION -- Record loan growth, expansion of diversified fee income, continued improvement in asset quality metrics, and provision benefit highlight quarterly performance --

Exhibit 99.1 [FOR IMMEDIATE RELEASE] First Business Financial Services, Inc. 401 Charmany Drive Madison, WI 53719 FIRST BUSINESS BANK REPORTS STRONG FOURTH QUARTER 2021 NET INCOME OF $8.6 MILLION - Record loan growth, expansion of diversified fee income, continued improvement in asset quality metrics, and provision benefit highlight quarterly performance - MADISON, Wis., January 27, 2022 (BUSINESS

January 27, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 27, 2022 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporat

November 18, 2021 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 18, 2021 First Business

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 18, 2021 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorpora

November 10, 2021 EX-99.1

INVESTOR PRESENTATION Third Quarter 2021 Nasdaq: FBIZ Exhibit 99.1 When used in this presentation, and in any other oral statements made with the approval of an authorized executive officer, the words or phrases “may,” “could,” “should,” “hope,” “mig

INVESTOR PRESENTATION Third Quarter 2021 Nasdaq: FBIZ Exhibit 99.1 When used in this presentation, and in any other oral statements made with the approval of an authorized executive officer, the words or phrases ?may,? ?could,? ?should,? ?hope,? ?might,? ?believe,? ?expect,? ?plan,? ?assume,? ?intend,? ?estimate,? ?anticipate,? ?project,? ?likely,? or similar expressions are intended to identify ?

November 10, 2021 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 09, 2021 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorpora

October 29, 2021 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ? Quarterly Report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the quarterly period ended September 30, 2021 OR ? Transition report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Commission file number 001-34095 FIRST BUSINESS FINANCIAL SERVICES, INC. (Exact name

October 29, 2021 EX-10.2

Form of Restricted Stock Agreement (incorporated by reference to the Quarterly Report on Form 10-Q filed on October 29, 2021)

Exhibit 10.2 FIRST BUSINESS FINANCIAL SERVICES, INC. 2019 EQUITY INCENTIVE PLAN RESTRICTED STOCK AWARD AGREEMENT ? EXECUTIVE OFFICER The Participant specified below is hereby granted a restricted stock award (the ?Award?) by First Business Financial Services, Inc., a Wisconsin corporation (the ?Company?), under the First Business Financial Services, Inc. 2019 Equity Incentive Plan (the ?Plan?). Th

October 29, 2021 EX-10.1

Form of Performance-Based Restricted Stock Unit Agreement (incorporated by reference to the Quarterly Report on Form 10-Q filed on October 29, 2021)

Exhibit 10.1 FIRST BUSINESS FINANCIAL SERVICES, INC. 2019 EQUITY INCENTIVE PLAN PERFORMANCE-BASED RESTRICTED STOCK UNIT AWARD AGREEMENT EXECUTIVE OFFICER The Participant specified below is hereby granted a performance-based restricted stock unit award (the ?Award?) by First Business Financial Services, Inc., a Wisconsin corporation (the ?Company?), under the First Business Financial Services, Inc.

October 29, 2021 EX-99.1

First Business Declares Quarterly Cash Dividend

Press Release Contact: Edward G. Sloane, Jr. Chief Financial Officer First Business Financial Services, Inc. 608-232-5970 [email protected] First Business Declares Quarterly Cash Dividend MADISON, WI ? October 29, 2021 ? First Business Financial Services, Inc. (?First Business?) (Nasdaq: FBIZ) announced its board of directors has declared a quarterly cash dividend on its common stock of $

October 29, 2021 EX-10.5

Form of Restricted Stock Unit Agreement - Retiree (incorporated by reference to the Quarterly Report on Form 10-Q filed on October 29, 2021)

Exhibit 10.5 FIRST BUSINESS FINANCIAL SERVICES, INC. 2019 EQUITY INCENTIVE PLAN RESTRICTED STOCK UNIT AWARD AGREEMENT ? EXECUTIVE OFFICER The Participant specified below is hereby granted a restricted stock unit award (the ?Award?) by First Business Financial Services, Inc., a Wisconsin corporation (the ?Company?), under the First Business Financial Services, Inc. 2019 Equity Incentive Plan (the ?

October 29, 2021 EX-10.7

Form of Restricted Stock Unit Exchange Agreement - Retiree (incorporated by reference to the Quarterly Report on Form 10-Q filed on October 29, 2021)

Exhibit 10.7 FIRST BUSINESS FINANCIAL SERVICES, INC. 2019 EQUITY INCENTIVE PLAN RESTRICTED STOCK UNIT AWARD AGREEMENT ? EXECUTIVE OFFICER The Participant specified below is hereby granted a restricted stock unit award (the ?Award?) by First Business Financial Services, Inc., a Wisconsin corporation (the ?Company?), under the First Business Financial Services, Inc. 2019 Equity Incentive Plan (the ?

October 29, 2021 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 29, 2021 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporat

October 29, 2021 EX-10.3

Form of Restricted Stock Unit Agreement (incorporated by reference to the Quarterly Report on Form 10-Q filed on October 29, 2021)

Exhibit 10.3 FIRST BUSINESS FINANCIAL SERVICES, INC. 2019 EQUITY INCENTIVE PLAN RESTRICTED STOCK UNIT AWARD AGREEMENT ? EXECUTIVE OFFICER The Participant specified below is hereby granted a restricted stock unit award (the ?Award?) by First Business Financial Services, Inc., a Wisconsin corporation (the ?Company?), under the First Business Financial Services, Inc. 2019 Equity Incentive Plan (the ?

October 29, 2021 EX-10.6

Form of Performance-Based Restricted Stock Unit Exchange Agreement - Retiree (incorporated by reference to the Quarterly Report on Form 10-Q filed on October 29, 2021)

Exhibit 10.6 FIRST BUSINESS FINANCIAL SERVICES, INC. 2019 EQUITY INCENTIVE PLAN PERFORMANCE-BASED RESTRICTED STOCK UNIT AWARD AGREEMENT EXECUTIVE OFFICER The Participant specified below is hereby granted a performance-based restricted stock unit award (the ?Award?) by First Business Financial Services, Inc., a Wisconsin corporation (the ?Company?), under the First Business Financial Services, Inc.

October 29, 2021 EX-10.8

Form of Restricted Stock Agreement - Director (incorporated by reference to the Quarterly Report on Form 10-Q filed on October 29, 2021)

Exhibit 10.8 FIRST BUSINESS FINANCIAL SERVICES, INC. 2019 EQUITY INCENTIVE PLAN RESTRICTED STOCK AWARD AGREEMENT ? BOARD OF DIRECTORS The Participant specified below is hereby granted a restricted stock award (the ?Award?) by First Business Financial Services, Inc., a Wisconsin corporation (the ?Company?), under the First Business Financial Services, Inc. 2019 Equity Incentive Plan (the ?Plan?). T

October 29, 2021 EX-10.4

Form of Performance-Based Restricted Stock Unit Agreement - Retiree (incorporated by reference to the Quarterly Report on Form 10-Q filed on October 29, 2021)

Exhibit 10.4 FIRST BUSINESS FINANCIAL SERVICES, INC. 2019 EQUITY INCENTIVE PLAN PERFORMANCE-BASED RESTRICTED STOCK UNIT AWARD AGREEMENT EXECUTIVE OFFICER The Participant specified below is hereby granted a performance-based restricted stock unit award (the ?Award?) by First Business Financial Services, Inc., a Wisconsin corporation (the ?Company?), under the First Business Financial Services, Inc.

October 28, 2021 EX-99.1

FIRST BUSINESS BANK REPORTS STRONG THIRD QUARTER 2021 NET INCOME OF $9.2 MILLION -- Continuation of positive trends including top line revenue growth, organic loan growth, and superior asset quality --

Exhibit 99.1 [FOR IMMEDIATE RELEASE] First Business Financial Services, Inc. 401 Charmany Drive Madison, WI 53719 FIRST BUSINESS BANK REPORTS STRONG THIRD QUARTER 2021 NET INCOME OF $9.2 MILLION - Continuation of positive trends including top line revenue growth, organic loan growth, and superior asset quality - MADISON, Wis., October 28, 2021 (BUSINESS WIRE) - First Business Financial Services, I

October 28, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 28, 2021 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporat

September 9, 2021 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 09, 2021 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorpor

September 9, 2021 EX-99.1

Raymond James U.S. Bank Conference September 9, 2021 Nasdaq: FBIZ Exhibit 99.1 When used in this presentation, and in any other oral statements made with the approval of an authorized executive officer, the words or phrases “may,” “could,” “should,”

Raymond James U.S. Bank Conference September 9, 2021 Nasdaq: FBIZ Exhibit 99.1 When used in this presentation, and in any other oral statements made with the approval of an authorized executive officer, the words or phrases ?may,? ?could,? ?should,? ?hope,? ?might,? ?believe,? ?expect,? ?plan,? ?assume,? ?intend,? ?estimate,? ?anticipate,? ?project,? ?likely,? or similar expressions are intended t

August 13, 2021 EX-99.1

CEO REPORT – SECOND QUARTER 2021 DEAR SHAREHOLDERS AND FRIENDS OF FIRST BUSINESS BANK: First Business Bank delivered strong financial performance in the second quarter of 2021 which was highlighted by continued double digit loan growth, diversified f

CEO REPORT ? SECOND QUARTER 2021 DEAR SHAREHOLDERS AND FRIENDS OF FIRST BUSINESS BANK: First Business Bank delivered strong financial performance in the second quarter of 2021 which was highlighted by continued double digit loan growth, diversified fee income, and improving asset quality metrics.

August 13, 2021 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 13, 2021 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporati

August 4, 2021 EX-99.1

INVESTOR PRESENTATION SECOND QUARTER 2021 Nasdaq: FBIZ Exhibit 99.1 When used in this presentation, and in any other oral statements made with the approval of an authorized executive officer, the words or phrases “may,” “could,” “should,” “hope,” “mi

INVESTOR PRESENTATION SECOND QUARTER 2021 Nasdaq: FBIZ Exhibit 99.1 When used in this presentation, and in any other oral statements made with the approval of an authorized executive officer, the words or phrases ?may,? ?could,? ?should,? ?hope,? ?might,? ?believe,? ?expect,? ?plan,? ?assume,? ?intend,? ?estimate,? ?anticipate,? ?project,? ?likely,? or similar expressions are intended to identify

August 4, 2021 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 04, 2021 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporati

July 30, 2021 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 30, 2021 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporation

July 30, 2021 EX-99.1

First Business Declares Quarterly Cash Dividend

Press Release Contact: Edward G. Sloane, Jr. Chief Financial Officer First Business Financial Services, Inc. 608-232-5970 [email protected] First Business Declares Quarterly Cash Dividend MADISON, WI ? July 30, 2021 ? First Business Financial Services, Inc. (?First Business?) (Nasdaq: FBIZ) announced its board of directors has declared a quarterly cash dividend on its common stock of $0.1

July 30, 2021 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ? Quarterly Report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the quarterly period ended June 30, 2021 OR ? Transition report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Commission file number 001-34095 FIRST BUSINESS FINANCIAL SERVICES, INC. (Exact name of r

July 29, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 29, 2021 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporation

July 29, 2021 EX-99.1

FIRST BUSINESS BANK REPORTS STRONG SECOND QUARTER 2021 NET INCOME OF $8.2 MILLION -- Performance driven by loan growth, strength and diversification of fee income, and provision benefit -- -- Continued asset quality improvement, with non-performing a

Exhibit 99.1 [FOR IMMEDIATE RELEASE] First Business Financial Services, Inc. 401 Charmany Drive Madison, WI 53719 FIRST BUSINESS BANK REPORTS STRONG SECOND QUARTER 2021 NET INCOME OF $8.2 MILLION - Performance driven by loan growth, strength and diversification of fee income, and provision benefit - - Continued asset quality improvement, with non-performing assets down 39% during the quarter - MAD

May 25, 2021 EX-99.1

’ CEO REPORT – FIRST QUARTER 2021 DEAR SHAREHOLDERS AND FRIENDS OF FIRST BUSINESS BANK: During the first quarter of 2021, First Business Bank produced record earnings, reflecting double-digit loan growth, higher fee income, and strong credit quality.

? CEO REPORT ? FIRST QUARTER 2021 DEAR SHAREHOLDERS AND FRIENDS OF FIRST BUSINESS BANK: During the first quarter of 2021, First Business Bank produced record earnings, reflecting double-digit loan growth, higher fee income, and strong credit quality.

May 25, 2021 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 25, 2021 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporation)

May 14, 2021 S-8

As filed with the Securities and Exchange Commission on May 14, 2021

As filed with the Securities and Exchange Commission on May 14, 2021 Registration No.

May 5, 2021 EX-99.1

INVESTOR PRESENTATION FIRST QUARTER 2021 Nasdaq: FBIZ Exhibit 99.1 When used in this presentation, and in any other oral statements made with the approval of an authorized executive officer, the words or phrases “may,” “could,” “should,” “hope,” “mig

fbiz1q21investorpresenta INVESTOR PRESENTATION FIRST QUARTER 2021 Nasdaq: FBIZ Exhibit 99.

May 5, 2021 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 05, 2021 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporation)

May 4, 2021 EX-99.2

First Business Bank Welcome Shareholders The 2021 Annual Meeting of Shareholders will begin on Friday, April 30, 2021 at 10:00 a.m. CDT

First Business Bank Welcome Shareholders The 2021 Annual Meeting of Shareholders will begin on Friday, April 30, 2021 at 10:00 a.

May 4, 2021 8-K

Financial Statements and Exhibits, Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 30, 2021 First Business Financial Services, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-34095 39-1576570 (State or other jurisdiction of incorporatio

April 30, 2021 10-Q

Quarterly Report - 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ? Quarterly Report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the quarterly period ended March 31, 2021 OR ? Transition report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Commission file number 001-34095 FIRST BUSINESS FINANCIAL SERVICES, INC. (Exact name of

April 30, 2021 EX-99.1

First Business Declares Quarterly Cash Dividend

Press Release Contact: Edward G. Sloane, Jr. Chief Financial Officer First Business Financial Services, Inc. 608-232-5970 [email protected] First Business Declares Quarterly Cash Dividend MADISON, WI ? April 30, 2021 ? First Business Financial Services, Inc. (?First Business?) (Nasdaq: FBIZ) announced its board of directors has declared a quarterly cash dividend on its common stock of $0.

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