DHIL SEC Filings - Diamond Hill Investment Group, Inc.- Annual Report, Proxy Statement, Prospectus

Basic Stats

LEI	549300AQ6779A0B7VZ57
CIK	909108

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 Diamond Hill Investment Group, Inc.

SEC Filings (Chronological Order)

This page provides a complete, chronological list of SEC Filings, excluding ownership filings which we provide elsewhere.

September 3, 2025	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): 9/3/2025 DIAMOND HILL INVESTMENT 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): 9/3/2025 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Commissio
August 4, 2025	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): August 4, 2025 DIAMOND HILL INVES 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 4, 2025 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Com
July 29, 2025	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, 2025 DIAMOND HILL INVESTMENT GROUP, INC. (Exact name of registrant as specified in its charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Comm
July 29, 2025	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 (Mark One) ☒ 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 For the transition period from to Commission file number 000-24498 DIAMOND HIL
July 29, 2025	EX-99.1	DIAMOND HILL INVESTMENT GROUP, INC. REPORTS RESULTS FOR SECOND QUARTER 2025 AND DECLARES QUARTERLY DIVIDEND FOR IMMEDIATE RELEASE: Investor Contact: Tom Line—Chief Financial Officer 614-255-5989 (tline@diamond-hill.
July 2, 2025	8-K	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): July 2, 2025 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Commi
June 13, 2025	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): June 12, 2025 DIAMOND HILL INVEST 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): June 12, 2025 DIAMOND HILL INVESTMENT GROUP, INC. (Exact name of Registrant as specified in its charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Comm
June 13, 2025	EX-10.1	Amended and Restated Executive Employment Agreement with Heather E. Brilliant dated June 12, 2025. AMENDED AND RESTATED EXECUTIVE EMPLOYMENT AGREEMENT This Amended and Restated Executive Employment Agreement (this “Agreement”) is entered into effective as of the 12th day of June 2025 (the “Effective Date”), by and among Diamond Hill Investment Group, Inc.
June 3, 2025	8-K	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): June 3, 2025 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Commi
May 28, 2025	EX-99.1	Diamond Hill Appoints Austin Hawley to Its Board of Directors Diamond Hill Appoints Austin Hawley to Its Board of Directors 28 May 2025 COLUMBUS, Ohio, May 28, 2025 — The Board of Directors (“Board”) of Diamond Hill Investment Group, Inc.
May 28, 2025	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 27, 2025 DIAMOND HILL INVESTMENT GROUP, INC. (Exact name of Registrant as specified in its charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Commi
May 2, 2025	8-K	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 2, 2025 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Commis
April 29, 2025	S-8 POS	As filed with the Securities and Exchange Commission on April 29, 2025 As filed with the Securities and Exchange Commission on April 29, 2025 Registration No.
April 29, 2025	EX-99.1	Diamond Hill Investment Group, Inc. 2025 Equity and Cash Incentive Plan DIAMOND HILL INVESTMENT GROUP, INC. 2025 EQUITY AND CASH INCENTIVE PLAN The purpose of the Plan is to promote the Company’s long-term financial success and increase shareholder value by motivating performance through incentive compensation. The Plan also is intended to encourage Participants to acquire ownership interests in the Company, attract and retain talented employees and directors, and ena
April 29, 2025	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 29, 2025 DIAMOND HILL INVESTMENT GROUP, INC. (Exact name of registrant as specified in its charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Com
April 29, 2025	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 (Mark One) ☒ 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 For the transition period from to Commission file number 000-24498 DIAMOND HI
April 29, 2025	EX-10.2	Diamond Hill Investment Group, Inc. 2025 Equity and Cash Incentive Plan Form of Restricted Stock Award Agreement - Employee Cliff-Vest Equity Award DIAMOND HILL INVESTMENT GROUP, INC. 2025 EQUITY AND CASH INCENTIVE PLAN RESTRICTED STOCK AWARD AGREEMENT CLIFF-VEST EQUITY AWARD Diamond Hill Investment Group, Inc. (the “Company”) hereby grants the undersigned participant (the “Participant”) an award of Shares of restricted stock (“Restricted Stock”), subject to the terms and conditions described in the Diamond Hill Investment Group, Inc. 2025 Eq
April 29, 2025	EX-FILING FEES	Filing Fee Table (filed herewith) Exhibit 107 Calculation of Filing Fee Tables Form S-8 Registration Statement Under the Securities Act of 1933 (Form Type) Diamond Hill Investment Group, Inc.
April 29, 2025	EX-24.1	Powers of Attorney (filed herewith) Exhibit 24.1 Limited Power of Attorney Post-Effective Amendment No. 1 to the Registration Statements on Form S-8 KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors and officers of Diamond Hill Investment Group, Inc. hereby constitute and appoint Heather E. Brilliant and Thomas E. Line, and each of them, as their true and lawful attorneys-in-fact and agents with full power of substituti
April 29, 2025	EX-24.1	Powers of Attorney (filed herewith) Exhibit 24.1 Limited Power of Attorney Registration Statement on Form S-8 KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors and officers of Diamond Hill Investment Group, Inc., hereby constitute and appoint Heather E. Brilliant and Thomas E. Line, and each of them, as their true and lawful attorneys-in-fact and agents with full power of substitution and resubstitution, for them and in
April 29, 2025	EX-10.3	Diamond Hill Investment Group, Inc. 2025 Equity and Cash Incentive Plan Form of Restricted Stock Award Agreement - Employee Long-Term Incentive Award DIAMOND HILL INVESTMENT GROUP, INC. 2025 EQUITY AND CASH INCENTIVE PLAN RESTRICTED STOCK AWARD AGREEMENT LONG-TERM INCENTIVE AWARD Diamond Hill Investment Group, Inc. (the “Company”) hereby grants the undersigned participant (the “Participant”) an award of Shares of restricted stock (“Restricted Stock”), subject to the terms and conditions described in the Diamond Hill Investment Group, Inc. 2025
April 29, 2025	S-8	As filed with the Securities and Exchange Commission on April 29, 2025 As filed with the Securities and Exchange Commission on April 29, 2025 Registration No.
April 29, 2025	EX-10.4	Diamond Hill Investment Group, Inc. 2025 Equity and Cash Incentive Plan Form of Restricted Stock Award Agreement DIAMOND HILL INVESTMENT GROUP, INC. 2025 EQUITY AND CASH INCENTIVE PLAN RESTRICTED STOCK AWARD AGREEMENT DIRECTOR AWARD Diamond Hill Investment Group, Inc. (the “Company”) hereby grants the undersigned participant (the “Participant”) an award of Shares of restricted stock (“Restricted Stock”), subject to the terms and conditions described in the Diamond Hill Investment Group, Inc. 2025 Equity and
April 29, 2025	EX-99.1	DIAMOND HILL INVESTMENT GROUP, INC. REPORTS RESULTS FOR FIRST QUARTER 2025 AND DECLARES QUARTERLY DIVIDEND FOR IMMEDIATE RELEASE: Investor Contact: Tom Line—Chief Financial Officer 614-255-5989 (tline@diamond-hill.
April 29, 2025	8-K	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, 2025 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Com
April 2, 2025	8-K	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 2, 2025 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Comm
March 14, 2025	DEF 14A	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 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 Definitive
March 4, 2025	8-K	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 4, 2025 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Comm
February 26, 2025	EX-99.1	DIAMOND HILL INVESTMENT GROUP, INC. REPORTS 2024 FINANCIAL RESULTS AND DECLARES FIRST QUARTER DIVIDEND FOR IMMEDIATE RELEASE: Investor Contact: Tom Line—Chief Financial Officer 614-255-5989 (tline@diamond-hill.
February 26, 2025	EX-21.1	December 31, 2024 Exhibit 21.1 - Subsidiaries of Diamond Hill Investment Group, Inc. December 31, 2024 Subsidiary company and place of incorporation Ownership Diamond Hill Capital Management, Inc. (Ohio) 100%
February 26, 2025	EX-19.1	Diamond Hill Capital Management, Inc. Insider Trading Policy (filed herewith) Diamond Hill Capital Management, Inc. Compliance Program Insider Trading Background Section 10(b) of the Securities and Exchange Act of 1934, as amended (“Exchange Act”), and Rule 10b-5 prohibit material misrepresentation and misleading omissions in connection with the purchase and sale of securities. Rule 10b5-1 under the Exchange Act provides an affirmative defense to the above insider trading l
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 or ☐ 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 000-244
February 26, 2025	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): February 26, 2025 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (
February 4, 2025	8-K	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): February 4, 2025 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (C
January 3, 2025	8-K	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 3, 2025 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Co
December 3, 2024	8-K	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 3, 2024 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (C
November 5, 2024	8-K	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): November 5, 2024 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (C
November 4, 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): November 4, 2024 DIAMOND HILL INVESTMENT GROUP, INC. (Exact name of registrant as specified in its charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (C
November 4, 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 (Mark One) ☒ 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 For the transition period from to Commission file number 000-24498 DIAMON
November 4, 2024	EX-99.1	DIAMOND HILL INVESTMENT GROUP, INC. REPORTS RESULTS FOR THIRD QUARTER 2024 AND DECLARES QUARTERLY DIVIDEND FOR IMMEDIATE RELEASE: Investor Contact: Tom Line—Chief Financial Officer 614-255-5989 (tline@diamond-hill.
October 2, 2024	8-K	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): October 2, 2024 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Co
September 4, 2024	8-K	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 4, 2024 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (
August 2, 2024	8-K	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): August 2, 2024 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Com
July 31, 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 (Mark One) ☒ 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 For the transition period from to Commission file number 000-24498 DIAMOND HIL
July 31, 2024	EX-99.1	DIAMOND HILL INVESTMENT GROUP, INC. REPORTS RESULTS FOR SECOND QUARTER 2024 AND DECLARES QUARTERLY DIVIDEND FOR IMMEDIATE RELEASE: Investor Contact: Tom Line—Chief Financial Officer 614-255-5989 (tline@diamond-hill.
July 31, 2024	EX-99.2	Diamond Hill Appoints Gordon Fowler to its Board of Directors Diamond Hill Appoints Gordon Fowler to its Board of Directors COLUMBUS, Ohio, July 29, 2024 – The Board of Directors (“Board”) of Diamond Hill Investment Group Inc.
July 31, 2024	8-K	Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, 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, 2024 DIAMOND HILL INVESTMENT GROUP, INC. (Exact name of registrant as specified in its charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Comm
July 2, 2024	8-K	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): July 2, 2024 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Commi
June 4, 2024	8-K	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): June 4, 2024 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Commi
May 9, 2024	8-K	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): May 9, 2024 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Commis
May 8, 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): May 8, 2024 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Commis
May 8, 2024	EX-99.1	DIAMOND HILL INVESTMENT GROUP, INC. REPORTS RESULTS FOR FIRST QUARTER 2024 AND DECLARES QUARTERLY DIVIDEND FOR IMMEDIATE RELEASE: Investor Contact: Tom Line—Chief Financial Officer 614-255-5989 (tline@diamond-hill.
May 8, 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 (Mark One) ☒ 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 For the transition period from to Commission file number 000-24498 DIAMOND HI
May 2, 2024	8-K	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 2, 2024 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Commis
April 2, 2024	8-K	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 2, 2024 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Comm
March 25, 2024	DEF 14A	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 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 Definitive
March 4, 2024	8-K	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 4, 2024 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Comm
February 29, 2024	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, 2023 or ☐ 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 000-244
February 29, 2024	EX-3.1	Amended and Restated Articles of Incorporation of DHIL (incorporated by reference from Exhibit 3.1 to the Annual Report on Form 10-K filed with the SEC on February 29, 2024). AMENDED AND RESTATED ARTICLES OF INCORPORATION OF DIAMOND HILL INVESTMENT GROUP, INC.
February 29, 2024	EX-97	Diamond Hill Investment Group, Inc. Executive Officer Compensation Recoupment and Restitution Policy Diamond Hill Investment Group, Inc. Executive Officer Compensation Recoupment and Restitution Policy As of October 2, 2023 This Policy has been adopted by the Board as of the Effective Date. This Policy provides for the recovery of Erroneously Awarded Compensation from Executive Officers in the event of an Accounting Restatement. This Policy is intended to comply with, and shall be interpreted to
February 29, 2024	EX-10.22	Form of Diamond Hill Investment Group, Inc. Executive Officer and Director Indemnification Agreement. INDEMNIFICATION AGREEMENT This Indemnification Agreement, dated as of [ ] (this “Agreement”), is made by and between Diamond Hill Investment Group, Inc.
February 29, 2024	EX-99.1	DIAMOND HILL INVESTMENT GROUP, INC. REPORTS 2023 FINANCIAL RESULTS AND DECLARES FIRST QUARTER DIVIDEND FOR IMMEDIATE RELEASE: Investor Contact: Tom Line—Chief Financial Officer 614-255-5989 (tline@diamond-hill.
February 29, 2024	EX-10.15	Second Amendment to the Diamond Hill Variable Term Deferred Compensation Plan SECOND AMENDMENT TO THE DIAMOND HILL VARIABLE TERM DEFERRED COMPENSATION PLAN This Second Amendment (this “Amendment”) to the Diamond Hill Variable Term Deferred Compensation Plan (the “Plan”) is effective as set forth below.
February 29, 2024	EX-10.16	Third Amendment to the Diamond Hill Variable Term Deferred Compensation Plan THIRD AMENDMENT TO THE DIAMOND HILL VARIABLE TERM DEFERRED COMPENSATION PLAN WHEREAS, Diamond Hill Investment Group, Inc.
February 29, 2024	EX-21.1	December 31, 2023 Exhibit 21.1 - Subsidiaries of Diamond Hill Investment Group, Inc. December 31, 2023 Subsidiary company and place of incorporation Ownership Diamond Hill Capital Management, Inc. (Ohio) 100%
February 29, 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): February 29, 2024 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (
February 29, 2024	EX-10.19	Amendment No. 2 to Employment Agreement between Heather E. Brilliant and Diamond Hill Capital Management, Inc. dated November 14, 2023 AMENDMENT NO. 2 TO EMPLOYMENT AGREEMENT FOR HEATHER E. BRILLIANT This Amendment No. 2 is entered into as of the 14th day of November 2023 (this “Amendment”) to amend the Employment Agreement, dated October 26, 2021 (as amended as of March 31, 2023, the “Agreement”), by and between Diamond Hill Capital Management, Inc. (“DHCM”), a wholly-owned subsidiary of Diamond Hill Investment Group, Inc. (“DHI
February 13, 2024	SC 13G/A	DHIL / Diamond Hill Investment Group, Inc. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 1)* Name of issuer: Diamond Hill Investment Group Inc Title of Class of Securities: Common Stock CUSIP Number: 25264R207 Date of Event Which Requires Filing of this Statement: December 29, 2023 Check the appropriate box to designate the rule pursuant to which this Schedu
February 2, 2024	8-K	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): February 2, 2024 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (C
January 3, 2024	8-K	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 3, 2024 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Co
December 4, 2023	8-K	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 4, 2023 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (C
November 2, 2023	8-K	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): November 2, 2023 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (C
October 31, 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 31, 2023 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (C
October 31, 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 (Mark One) ☒ 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 For the transition period from to Commission file number 000-24498 DIAMON
October 31, 2023	EX-99.1	DIAMOND HILL INVESTMENT GROUP, INC. REPORTS RESULTS FOR THIRD QUARTER 2023 AND DECLARES QUARTERLY DIVIDEND FOR IMMEDIATE RELEASE: Investor Contact: Tom Line—Chief Financial Officer 614-255-5989 (tline@diamond-hill.
October 3, 2023	8-K	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): October 3, 2023 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Co
September 29, 2023	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): September 29, 2023 DIAMOND HILL INVESTMENT GROUP, INC. (Exact name of registrant as specified in its charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation)
September 5, 2023	8-K	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 5, 2023 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (
August 3, 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 (Mark One) ☒ 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 For the transition period from to Commission file number 000-24498 DIAMOND HIL
August 3, 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): August 3, 2023 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Com
August 3, 2023	EX-99.1	DIAMOND HILL INVESTMENT GROUP, INC. REPORTS RESULTS FOR SECOND QUARTER 2023 AND DECLARES THIRD QUARTER DIVIDEND FOR IMMEDIATE RELEASE: Investor Contact: Tom Line—Chief Financial Officer 614-255-5989 (tline@diamond-hill.
August 2, 2023	8-K	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): August 2, 2023 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Com
July 5, 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): July 5, 2023 DIAMOND HILL INVESTM 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 5, 2023 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Commi
June 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): June 2, 2023 DIAMOND HILL INVESTM 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): June 2, 2023 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Commi
May 11, 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 11, 2023 DIAMOND HILL INVESTM 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 11, 2023 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Commi
May 10, 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): May 10, 2023 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Commi
May 10, 2023	EX-99.1	DIAMOND HILL INVESTMENT GROUP, INC. REPORTS RESULTS FOR FIRST QUARTER 2023 AND DECLARES SECOND QUARTER DIVIDEND FOR IMMEDIATE RELEASE: Investor Contact: Tom Line—Chief Financial Officer 614-255-5989 (tline@diamond-hill.
May 10, 2023	EX-10.1	Amendment to Employment Agreement between Heather E. Brilliant and Diamond Hill Capital Management, Inc. dated March 31, 2023. ( AMENDMENT TO EMPLOYMENT AGREEMENT FOR HEATHER E. BRILLIANT This Amendment is entered into as of this 31st day of March, 2023 (this “Amendment”) to amend the Employment Agreement dated October 26, 2021 (the “Agreement”) by and between Diamond Hill Capital Management, Inc. (“DHCM”), a wholly-owned subsidiary of Diamond Hill Investment Group, Inc. (“DHIG”, and together with DHCM, the “Employer”) and
May 10, 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 (Mark One) ☒ 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 For the transition period from to Commission file number 000-24498 DIAMOND HI
May 2, 2023	8-K	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 2, 2023 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Commis
April 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): April 4, 2023 DIAMOND HILL INVEST 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 4, 2023 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Comm
March 23, 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): March 23, 2023 DIAMOND HILL INVES 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 23, 2023 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Com
March 23, 2023	DEF 14A	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 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 Definitive
March 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): March 2, 2023 DIAMOND HILL INVEST 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, 2023 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Comm
February 23, 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): February 23, 2023 DIAMOND HILL IN 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 23, 2023 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (
February 23, 2023	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, 2022 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934For the transition period from to Commission file number 000-2449
February 23, 2023	EX-99.1	DIAMOND HILL INVESTMENT GROUP, INC. REPORTS 2022 FINANCIAL RESULTS AND DECLARES FIRST QUARTER DIVIDEND FOR IMMEDIATE RELEASE: Investor Contact: Tom Line—Chief Financial Officer 614-255-5989 (tline@diamond-hill.
February 23, 2023	EX-21.1	Subsidiaries of the Company. (Filed herewith) Exhibit 21.1 - Subsidiaries of Diamond Hill Investment Group, Inc. December 31, 2022 Subsidiary company and place of incorporation Ownership Diamond Hill Capital Management, Inc. (Ohio) 100%
February 9, 2023	SC 13G	DHIL / Diamond Hill Investment Group, Inc. / VANGUARD GROUP INC - SCHEDULE 13G Passive Investment SC 13G 1 tv0729-diamondhillinvestment.htm SCHEDULE 13G SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 Name of issuer: Diamond Hill Investment Group Inc. Title of Class of Securities: Common Stock CUSIP Number: 25264R207 Date of Event Which Requires Filing of this Statement: December 30, 2022 Check the appropriate box to designate th
February 2, 2023	8-K	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): February 2, 2023 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (C
January 4, 2023	8-K	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 4, 2023 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Co
December 2, 2022	8-K	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 2, 2022 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (C
November 2, 2022	8-K	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): November 2, 2022 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (C
October 26, 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 26, 2022 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (C
October 26, 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 (Mark One) ? 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 For the transition period from to Commission file number 000-24498 DIAMON
October 26, 2022	EX-99.1	DIAMOND HILL INVESTMENT GROUP, INC. REPORTS RESULTS FOR THIRD QUARTER 2022 AND DECLARES QUARTERLY AND SPECIAL DIVIDEND FOR IMMEDIATE RELEASE: Investor Contact: Tom Line?Chief Financial Officer 614-255-5989 (tline@diamond-hill.
October 4, 2022	8-K	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): October 4, 2022 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Co
September 2, 2022	8-K	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 2, 2022 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (
August 2, 2022	8-K	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): August 2, 2022 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Com
July 28, 2022	EX-10.2	2022 Equity and Cash Incentive Plan Form of Restricted Stock Award Agreement - Employee Long-Term Incentive DIAMOND HILL INVESTMENT GROUP, INC. 2022 EQUITY AND CASH INCENTIVE PLAN RESTRICTED STOCK AWARD AGREEMENT LONG-TERM INCENTIVE AWARD Diamond Hill Investment Group, Inc. (the ?Company?) hereby grants the undersigned Participant (the ?Participant?) an award of Company shares (the ?Shares?) of Restricted Stock (?Restricted Stock?), subject to the terms and conditions described in the Diamond Hill Inves
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 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Comm
July 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 (Mark One) ? 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 For the transition period from to Commission file number 000-24498 DIAMOND HIL
July 28, 2022	EX-10.1	2022 Equity and Cash Incentive Plan Form of Restricted Stock Award Agreement - Employee New Hire DIAMOND HILL INVESTMENT GROUP, INC. 2022 EQUITY AND CASH INCENTIVE PLAN RESTRICTED STOCK AWARD AGREEMENT NEW HIRE EQUITY AWARD Diamond Hill Investment Group, Inc. (the ?Company?) hereby grants the undersigned Participant (the ?Participant?) an award of Company shares (the ?Shares?) of Restricted Stock (?Restricted Stock?), subject to the terms and conditions described in the Diamond Hill Investmen
July 28, 2022	EX-99.1	DIAMOND HILL INVESTMENT GROUP, INC. REPORTS RESULTS FOR SECOND QUARTER 2022 AND DECLARES THIRD QUARTER DIVIDEND FOR IMMEDIATE RELEASE: Investor Contact: Tom Line?Chief Financial Officer 614-255-5989 (tline@diamond-hill.
July 28, 2022	EX-10.3	2022 Equity and Cash Incentive Plan Form of Restricted Stock Award Agreement - Director DIAMOND HILL INVESTMENT GROUP, INC. 2022 EQUITY AND CASH INCENTIVE PLAN RESTRICTED STOCK AWARD AGREEMENT Diamond Hill Investment Group, Inc. (the ?Company?) hereby grants the undersigned director (?Participant?) an award of shares of restricted stock (?Restricted Stock?), subject to the terms and conditions described in the Diamond Hill Investment Group, Inc. 2022 Equity and Cash Incentive Plan (t
July 5, 2022	8-K	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): July 5, 2022 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Commi
June 14, 2022	EX-24.1	Powers of Attorney (Filed herewith) Exhibit 24.1 Limited Power of Attorney Registration Statement on Form S-8 KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors/officers of Diamond Hill Investment Group, Inc., an Ohio corporation, which is about to file with the Securities and Exchange Commission, under the provisions of the Securities Act of 1933, as amended, a Registration Statement on Form S-8 for the registration of
June 14, 2022	EX-99.1	Diamond Hill Investment Group, Inc. 2022 Equity and Cash Incentive Plan (Filed herewith) DIAMOND HILL INVESTMENT GROUP, INC. 2022 EQUITY AND CASH INCENTIVE PLAN The purpose of the Plan is to promote the Company?s long-term financial success and increase shareholder value by motivating performance through incentive compensation. The Plan also is intended to encourage Participants to acquire ownership interests in the Company, attract and retain talented employees and directors, and ena
June 14, 2022	S-8	As filed with the Securities and Exchange Commission on June 14, 2022 As filed with the Securities and Exchange Commission on June 14, 2022 Registration No.
June 14, 2022	EX-FILING FEES	Filing Fee Table (Filed herewith) Exhibit 107 Calculation of Filing Fee Tables Form S-8 (Form Type) Diamond Hill Investment Group, Inc.
June 2, 2022	8-K	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): June 2, 2022 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Commi
May 24, 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 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 24, 2022 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Commi
May 24, 2022	EX-10.1	Diamond Hill Investment Group, Inc. 2022 Equity and Cash Incentive Plan DIAMOND HILL INVESTMENT GROUP, INC. 2022 EQUITY AND CASH INCENTIVE PLAN The purpose of the Plan is to promote the Company?s long-term financial success and increase shareholder value by motivating performance through incentive compensation. The Plan also is intended to encourage Participants to acquire ownership interests in the Company, attract and retain talented employees and directors, and ena
May 3, 2022	8-K	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 3, 2022 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Commis
April 28, 2022	8-K	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 28, 2022 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Com
April 26, 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 26, 2022 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Com
April 26, 2022	EX-99.1	DIAMOND HILL INVESTMENT GROUP, INC. REPORTS RESULTS FOR FIRST QUARTER 2022 AND DECLARES SECOND QUARTER DIVIDEND FOR IMMEDIATE RELEASE: Investor Contact: Tom Line?Chief Financial Officer 614-255-5989 (tline@diamond-hill.
April 26, 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 (Mark One) ? 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 For the transition period from to Commission file number 000-24498 DIAMOND HI
April 4, 2022	8-K	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 4, 2022 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Comm
March 11, 2022	DEF 14A	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 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 Definitive
March 2, 2022	8-K	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 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Comm
February 25, 2022	EX-10.6	Diamond Hill Investment Group, Inc. Compensation Recoupment and Restitution Policy Acknowledgment. DIAMOND HILL INVESTMENT GROUP, INC. COMPENSATION RECOUPMENT AND RESTITUTION POLICY ACKNOWLEDGMENT I acknowledge receipt of the Diamond Hill Investment Group, Inc. Compensation Recoupment and Restitution Policy ("Policy"). I have read and understand the Policy and have had the opportunity to ask questions to the Company regarding the Policy. I also understand and acknowledge that: 1.The Policy shal
February 25, 2022	EX-99.1	DIAMOND HILL INVESTMENT GROUP, INC. REPORTS 2021 FINANCIAL RESULTS AND DECLARES FIRST QUARTER DIVIDEND FOR IMMEDIATE RELEASE: Investor Contact: Tom Line?Chief Financial Officer 614-255-5989 (tline@diamond-hill.
February 25, 2022	8-K	Financial Statements and Exhibits, Results of Operations and Financial Condition, 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): February 25, 2022 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (
February 25, 2022	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, 2021 or ? 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 000-244
February 25, 2022	EX-10.14	2014 Equity and Cash Incentive Plan As of Agreement - Graded Vesting. DIAMOND HILL INVESTMENT GROUP, INC. 2014 EQUITY AND CASH INCENTIVE PLAN RESTRICTED STOCK AWARD AGREEMENT LONG-TERM INCENTIVE AWARD Diamond Hill Investment Group, Inc. (the ?Company?) hereby grants the undersigned Participant (the ?Participant?) an award of Company shares (the ?Shares?) of Restricted Stock (?Restricted Stock?), subject to the terms and conditions described in the Diamond Hill Inves
February 25, 2022	EX-10.15	2014 Equity and Cash Incentive Plan As of Agreement - Director. DIAMOND HILL INVESTMENT GROUP, INC. 2014 EQUITY AND CASH INCENTIVE PLAN RESTRICTED STOCK AWARD AGREEMENT Diamond Hill Investment Group, Inc. (the ?Company?) hereby grants the undersigned Participant an award of Shares of Restricted Stock, subject to the terms and conditions described in the Diamond Hill Investment Group, Inc. 2014 Equity and Cash Incentive Plan (the ?Plan?) and this Restricted Sto
February 25, 2022	EX-21.1	Subsidiaries of the Company. (Filed herewith) Exhibit 21.1 - Subsidiaries of Diamond Hill Investment Group, Inc. December 31, 2021 Subsidiary company and place of incorporation Ownership Diamond Hill Capital Management, Inc. (Ohio) 100%
February 2, 2022	8-K	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): February 2, 2022 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (C
January 26, 2022	SC 13G/A	DHIL / Diamond Hill Investment Group, Inc. / WELLS FARGO & COMPANY/MN Passive Investment UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 6) DIAMOND HILL INVT GROUP INC (Name of Issuer) COM NEW (Title of Class of Securities) 25264R207 (CUSIP Number) December 31, 2021 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this S
January 4, 2022	8-K	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 4, 2022 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Co
December 2, 2021	8-K	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 2, 2021 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (C
November 2, 2021	8-K	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): November 2, 2021 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (C
October 26, 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 (Mark One) ? 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 For the transition period from to Commission file number 000-24498 DIAMON
October 26, 2021	EX-99.1	DIAMOND HILL INVESTMENT GROUP, INC. REPORTS RESULTS FOR THIRD QUARTER 2021 AND ANNOUNCES SPECIAL DIVIDEND FOR IMMEDIATE RELEASE: Investor Contact: Tom Line?Chief Financial Officer 614-255-5989 (tline@diamond-hill.
October 26, 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 26, 2021 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (C
October 26, 2021	EX-10.1	Employment Agreement between Heather E. Brilliant and Diamond Hill Capital Management, Inc. dated October 26, 2021 EMPLOYMENT AGREEMENT FOR HEATHER E. BRILLIANT This Employment Agreement (this ?Agreement?) is entered into as of the 26th day of October 2021, by and between Diamond Hill Capital Management, Inc. (?DHCM?), a wholly-owned subsidiary of Diamond Hill Investment Group, Inc. (?DHIG?, and together with DHCM, the ?Employer?) and Heather E. Brilliant (the ?Executive?). WHEREAS, the Employer and Executive
October 4, 2021	8-K	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): October 4, 2021 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Co
September 15, 2021	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): September 15, 2021 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation)
September 2, 2021	8-K	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 2, 2021 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (
August 3, 2021	8-K	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): August 3, 2021 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Com
July 28, 2021	EX-99.1	DIAMOND HILL INVESTMENT GROUP, INC. REPORTS RESULTS FOR SECOND QUARTER 2021 FOR IMMEDIATE RELEASE: Investor Contact: Tom Line?Chief Financial Officer 614-255-5989 (tline@diamond-hill.
July 28, 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 (Mark One) ? 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 For the transition period from to Commission file number 000-24498 DIAMOND HIL
July 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): July 28, 2021 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Comm
July 2, 2021	8-K	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): July 2, 2021 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Commi
June 2, 2021	8-K	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): June 2, 2021 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Commi
May 12, 2021	S-8	As filed with the Securities and Exchange Commission on May 12, 2021 As filed with the Securities and Exchange Commission on May 12, 2021 Registration No.
May 12, 2021	EX-24.1	Power of Attorney Exhibit 24.1 Limited Power of Attorney Registration Statement on Form S-8 KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors/officers of Diamond Hill Investment Group, Inc., an Ohio corporation, which is about to file with the Securities and Exchange Commission, Washington, D.C., under the provisions of the Securities Act of 1933, as amended, a Registration Statement on Form S-8 for th
May 4, 2021	8-K	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 4, 2021 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Commis
April 26, 2021	10-Q	Quarterly Report - 10-Q United States Securities and Exchange Commission Washington, D.C. 20549 Form 10-Q (Mark One) ? 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 For the transition period from to Commission file number 000-24498 DIAMOND HI
April 26, 2021	8-K	Financial Statements and Exhibits, Results of Operations and Financial Condition, 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, 2021 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Com
April 26, 2021	EX-10.1	Asset Purchase Agreement By and Between Brandywine Global ASSET PURCHASE AGREEMENT By and between BRANDYWINE GLOBAL INVESTMENT MANAGEMENT, LLC (a Delaware limited liability company), and DIAMOND HILL CAPITAL MANAGEMENT, INC.
April 26, 2021	EX-99.1	DIAMOND HILL INVESTMENT GROUP, INC. REPORTS RESULTS FOR FIRST QUARTER 2021 FOR IMMEDIATE RELEASE: Investor Contact: Tom Line?Chief Financial Officer 614-255-5989 (tline@diamond-hill.
April 5, 2021	8-K	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 5, 2021 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Comm
March 12, 2021	DEF 14A	Diamond Hill Investment Group, Inc. Employee Stock Purchase Plan (incorporated by reference to Appendix A to the Definitive Proxy Statement on Schedule 14A filed on March 12, 2021; File No. 000-24498 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 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 Definitive
March 2, 2021	8-K	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, 2021 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Comm
February 25, 2021	EX-99.1	DIAMOND HILL INVESTMENT GROUP, INC. REPORTS 2020 FINANCIAL RESULTS AND DECLARES FIRST QUARTER DIVIDEND FOR IMMEDIATE RELEASE: Investor Contact: Tom Line?Chief Financial Officer 614-255-5989 (tline@diamond-hill.
February 25, 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): February 25, 2021 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (
February 25, 2021	10-K	Annual Report - 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, 2020 or ? 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 000-244
February 25, 2021	EX-21.1	Subsidiaries of the Company. (Filed herewith) Exhibit 21.1 - Subsidiaries of Diamond Hill Investment Group, Inc. December 31, 2020 Subsidiary company and place of incorporation Ownership Diamond Hill Capital Management, Inc. (Ohio) 100%
February 12, 2021	SC 13G/A	SCHEDULE 13G SIGNATURE UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 5) DIAMOND HILL INVT GROUP INC (Name of Issuer) COM NEW (Title of Class of Securities) 25264R207 (CUSIP Number) December 31, 2020 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this S
February 3, 2021	8-K	Entry into a Material Definitive Agreement, Financial Statements and Exhibits - 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): February 3, 2021 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (C
February 3, 2021	EX-99.1	DIAMOND HILL CAPITAL MANAGEMENT REFINES STRATEGY LINEUP Diamond Hill Sells High Yield-Oriented Funds to Brandywine Global to Focus on Growth in Equity and Investment Grade Fixed Income FOR IMMEDIATE RELEASE: Investor Contact: Tom Line—Chief Financial Officer 614-255-5989 (tline@diamond-hill.
February 2, 2021	8-K	Other Events - 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): February 2, 2021 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (C
January 5, 2021	8-K	Other Events - 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): January 5, 2021 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Co
December 2, 2020	8-K	Other Events - 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 2, 2020 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (C
November 3, 2020	8-K	Other Events - 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 3, 2020 DIAMOND HILL INVESTMENT GROUP INC (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Com
October 27, 2020	10-Q	Quarterly Report - 10-Q Table of Contents United States Securities and Exchange Commission Washington, D.C. 20549 Form 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2020 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file numbe
October 27, 2020	EX-10.3	Diamond Hill Investment Group, Inc. Employee Stock Purchase Plan (Filed herewith) DIAMOND HILL INVESTMENT GROUP, INC. EMPLOYEE STOCK PURCHASE PLAN ARTICLE 1 PURPOSE This Plan is intended to foster and promote the Company’s long-term financial success and to increase shareholder value by (a) providing Participants with an opportunity to acquire an ownership interest in the Company, and (b) enabling the Company to attract and retain the services of outstanding individuals upon wh
October 27, 2020	EX-99.1	DIAMOND HILL INVESTMENT GROUP, INC. REPORTS RESULTS FOR THIRD QUARTER 2020 FOR IMMEDIATE RELEASE: Investor Contact: Tom Line—Chief Financial Officer 614-255-5989 (tline@diamond-hill.
October 27, 2020	8-K	Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, Results of Operations and Financial Condition - 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): October 27, 2020 DIAMOND HILL INVESTMENT GROUP INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Co
October 2, 2020	8-K	Other Events - 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): October 2, 2020 DIAMOND HILL INVESTMENT GROUP INC (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Comm
September 2, 2020	8-K	Other Events - 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 2, 2020 DIAMOND HILL INVESTMENT GROUP INC (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Co
August 5, 2020	10-Q	Quarterly Report - 10-Q Table of Contents United States Securities and Exchange Commission Washington, D.C. 20549 Form 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2020 OR ☐ 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 000
August 5, 2020	EX-99.1	DIAMOND HILL INVESTMENT GROUP, INC. REPORTS RESULTS FOR SECOND QUARTER 2020 FOR IMMEDIATE RELEASE: Investor Contact: Tom Line-Chief Financial Officer 614-255-5989 (tline@diamond-hill.
August 5, 2020	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): August 5, 2020 DIAMOND HILL INVESTMENT GROUP INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Comm
August 5, 2020	8-K	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): August 5, 2020 DIAMOND HILL INVESTMENT GROUP INC (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Commi
July 2, 2020	8-K	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): July 2, 2020 DIAMOND HILL INVESTMENT GROUP INC (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Commiss
June 2, 2020	8-K	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): June 2, 2020 DIAMOND HILL INVESTMENT GROUP INC (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Commiss
May 4, 2020	8-K	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 4, 2020 DIAMOND HILL INVESTMENT GROUP INC (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Commissi
April 30, 2020	8-K	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 28, 2020 DIAMOND HILL INVESTMENT GROUP INC (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Commi
April 27, 2020	EX-99.1	DIAMOND HILL INVESTMENT GROUP, INC. REPORTS RESULTS FOR FIRST QUARTER 2020 FOR IMMEDIATE RELEASE: Investor Contact: Tom Line-Chief Financial Officer 614-255-5989 (tline@diamond-hill.
April 27, 2020	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 27, 2020 DIAMOND HILL INVESTMENT GROUP INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Comm
April 27, 2020	EX-10.1	Diamond Hill Investment Group, Inc. Compensation Recoupment and Restitution Policy. (Filed herewith) Diamond Hill Investment Group, Inc. Compensation Recoupment and Restitution Policy This Compensation Recoupment and Restitution Policy (this “Policy”) of Diamond Hill Investment Group, Inc., an Ohio corporation (the “Company”), and its affiliates (collectively, “Diamond Hill”) provides for the recoupment or restitution by the Company, under certain circumstances, of annual cash bonuses, stock-base
April 27, 2020	10-Q	Quarterly Report - 10-Q Table of Contents United States Securities and Exchange Commission Washington, D.C. 20549 Form 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934For the quarterly period ended March 31, 2020 OR ☐ 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 000
April 13, 2020	DEFA14A	DHIL / Diamond Hill Investment Group, Inc. DEFA14A - - PRESS RELEASE - DEFINITIVE ADDITIONAL MATERIALS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 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)) ¨ Definitive
April 2, 2020	8-K	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 2, 2020 DIAMOND HILL INVESTMENT GROUP INC (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Commis
March 13, 2020	DEF 14A	DHIL / Diamond Hill Investment Group, Inc. DEF 14A - - DIAMOND HILL INVESTMENT GROUP - PROXY STATEMENT UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 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 Definitive
March 3, 2020	8-K	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 3, 2020 DIAMOND HILL INVESTMENT GROUP INC (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Commis
February 27, 2020	EX-14.1	Amended Code of Business Conduct and Ethics. (Filed herewith) EX-14.1 3 dhil-20191231xexx141.htm EXHIBIT 14.1 Exhibit 14.1 Diamond Hill Investment Group, Inc. Code of Business Conduct and Ethics Statement of General Principles This Code of Business Conduct and Ethics (the “Code”) sets forth the commitment of Diamond Hill Investment Group, Inc. and its affiliates (the “Company”) to conduct its business in accordance with all applicable laws, rules and regulat
February 27, 2020	8-K	Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, Results of Operations and Financial Condition, 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): February 27, 2020 DIAMOND HILL INVESTMENT GROUP INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (C
February 27, 2020	EX-99.1	DIAMOND HILL INVESTMENT GROUP, INC. REPORTS 2019 FINANCIAL RESULTS AND ANNOUNCES NEW SHARE REPURCHASE PROGRAM FOR IMMEDIATE RELEASE: Investor Contact: Tom Line-Chief Financial Officer 614-255-5989 (tline@diamond-hill.
February 27, 2020	EX-21.1	Subsidiaries of the Company. (Filed herewith) Exhibit 21.1 - Subsidiaries of Diamond Hill Investment Group, Inc. December 31, 2019 Subsidiary company and place of incorporation Ownership Diamond Hill Capital Management, Inc. (Ohio) 100%
February 27, 2020	EX-4.1	Description of the Company’s Capital Stock (Incorporated by reference from Exhibit 4.1 to the Annual Report on Form 10-K filed on February 27, 2020; file No. 000-24498) Exhibit 4.1 Diamond Hill Investment Group, Inc. Description of Capital Stock The common stock, without par value, of Diamond Hill Investment Group, Inc. (the "Company," "we," "us," or "our"), is the only class of our securities registered under Section 12 of the Securities Exchange Act of 1934, as amended. The following summary describes the material features of our capital stock and does not purp
February 27, 2020	10-K	Annual Report - 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 1934For the fiscal year ended December 31, 2019 or ☐ 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 000-2449
February 4, 2020	SC 13G	DHIL / Diamond Hill Investment Group, Inc. / WELLS FARGO & COMPANY/MN Passive Investment UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 4) DIAMOND HILL INVESTMENT GROU (Name of Issuer) COM NEW (Title of Class of Securities) 25264R207 (CUSIP Number) December 31, 2019 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this
February 4, 2020	8-K	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): February 4, 2020 DIAMOND HILL INVESTMENT GROUP INC (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Com
January 6, 2020	8-K	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 6, 2020 DIAMOND HILL INVESTMENT GROUP INC (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Comm
December 3, 2019	8-K	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 3, 2019 DIAMOND HILL INVESTMENT GROUP INC (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Com
November 4, 2019	8-K	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): November 4, 2019 DIAMOND HILL INVESTMENT GROUP INC (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Com
October 29, 2019	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 29, 2019 DIAMOND HILL INVESTMENT GROUP INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Co
October 29, 2019	EX-99.1	DIAMOND HILL INVESTMENT GROUP, INC. REPORTS RESULTS FOR THIRD QUARTER 2019 FOR IMMEDIATE RELEASE: Investor Contact: Tom Line-Chief Financial Officer 614-255-5989 (tline@diamond-hill.
October 29, 2019	10-Q	Quarterly Report - 10-Q Table of Contents United States Securities and Exchange Commission Washington, D.C. 20549 Form 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934For the quarterly period ended September 30, 2019 OR ☐ 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
October 2, 2019	8-K	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): October 2, 2019 DIAMOND HILL INVESTMENT GROUP INC (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Comm
September 4, 2019	8-K	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 4, 2019 DIAMOND HILL INVESTMENT GROUP INC (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Co
August 14, 2019	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): August 8, 2019 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Com
August 2, 2019	8-K	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): August 2, 2019 DIAMOND HILL INVESTMENT GROUP INC (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Commi
July 31, 2019	EX-99.1	DIAMOND HILL INVESTMENT GROUP, INC. REPORTS RESULTS FOR SECOND QUARTER 2019 FOR IMMEDIATE RELEASE: Investor Contact: Tom Line-Chief Financial Officer 614-255-5989 (tline@diamond-hill.
July 31, 2019	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 31, 2019 DIAMOND HILL INVESTMENT GROUP INC (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Commis
July 31, 2019	10-Q	Quarterly Report - 10-Q Table of Contents United States Securities and Exchange Commission Washington, D.C. 20549 Form 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934For the quarterly period ended June 30, 2019 OR ☐ 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 000-
July 10, 2019	EX-10.1	Employment Agreement between Heather E. Brilliant and Diamond Hill Capital Management, Inc., dated July 5, 2019 (Incorporated by reference from Exhibit 10.1 to the Current Report on Form 8-K, filed with the SEC on July 10, 2019; File No. 000-24498). EMPLOYMENT AGREEMENT FOR HEATHER E. BRILLIANT This Employment Agreement (“Agreement”) is entered into this 5th day of July, 2019, by and between Diamond Hill Capital Management, Inc. (“DHCM”), a wholly-owned subsidiary of Diamond Hill Investment Group, Inc. (“DHIG”) (collectively, DHCM and DHIG shall be referred to as the “Employer”) and Heather E. Brilliant (the “Executive”). WHEREAS, the Employe
July 10, 2019	EX-99.1	DIAMOND HILL APPOINTS HEATHER E. BRILLIANT PRESIDENT AND CHIEF EXECUTIVE OFFICER FOR IMMEDIATE RELEASE: Investor Contact: Tom Line Chief Financial Officer 614.255.5989 [email protected] DIAMOND HILL APPOINTS HEATHER E. BRILLIANT PRESIDENT AND CHIEF EXECUTIVE OFFICER COLUMBUS, Ohio – July 10, 2019 – Diamond Hill Investment Group, Inc. (NASDAQ:DHIL) announced that its board of directors has appointed Heather E. Brilliant, CFA to serve as its President and Chief Executive Of
July 10, 2019	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): July 5, 2019 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Commi
July 2, 2019	8-K	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): July 2, 2019 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Commi
June 4, 2019	8-K	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): June 4, 2019 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Commi
May 2, 2019	8-K	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 2, 2019 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Commis
May 1, 2019	8-K	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): May 1, 2019 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Commis
May 1, 2019	EX-99.1	DIAMOND HILL INVESTMENT GROUP, INC. REPORTS RESULTS FOR FIRST QUARTER 2019 FOR IMMEDIATE RELEASE: Investor Contact: Tom Line-Chief Financial Officer 614-255-5989 (tline@diamond-hill.
May 1, 2019	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): May 1, 2019 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Commis
May 1, 2019	10-Q	Quarterly Report - 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, 2019 Commission file number 000-24498 DIAMOND HILL INVESTMENT GROUP, INC. (Exact name of registrant as specified in its charter) Ohio 65-0190407 (State of incorporation) (
April 2, 2019	8-K	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 2, 2019 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Comm
March 14, 2019	DEF 14A	DHIL / Diamond Hill Investment Group, Inc. DEF 14A - PROXY STATEMENT UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 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 Definitive
March 4, 2019	8-K	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 4, 2019 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Comm
February 22, 2019	EX-99.1	DIAMOND HILL APPOINTS NEW BOARD MEMBERS AND ANNOUNCES RIC DILLON’S RETIREMENT AS BOARD CHAIRMAN FOR IMMEDIATE RELEASE: Investor Contact: Tom Line Chief Financial Officer 614.255.5989 [email protected] DIAMOND HILL APPOINTS NEW BOARD MEMBERS AND ANNOUNCES RIC DILLON’S RETIREMENT AS BOARD CHAIRMAN COLUMBUS, Ohio – February 22, 2109 – The Board of Directors of Diamond Hill Investment Group, Inc. (NASDAQ:DHIL) appointed Christopher M. Bingaman, Paula R. Meyer, and Nicole R. St. Pierre to se
February 22, 2019	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 16, 2019 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (
February 21, 2019	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): February 21, 2019 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (
February 21, 2019	EX-99.1	DIAMOND HILL INVESTMENT GROUP, INC. REPORTS 2018 FINANCIAL RESULTS FOR IMMEDIATE RELEASE: Investor Contact: Tom Line-Chief Financial Officer 614-255-5989 (tline@diamond-hill.
February 21, 2019	EX-10.4	2014 Equity and Cash Incentive Plan As of Agreement. (Incorporated by reference from Exhibit 10.4 to the Annual Report on Form 10-K filed with the SEC on February 21, 2019; File No. 000-24498.) Exhibit 10.4 DIAMOND HILL INVESTMENT GROUP, INC. 2014 EQUITY AND CASH INCENTIVE PLAN RESTRICTED STOCK AWARD AGREEMENT Diamond Hill Investment Group, Inc. (the “Company”) hereby grants the undersigned Participant an award of Shares of Restricted Stock, subject to the terms and conditions described in the Diamond Hill Investment Group, Inc. 2014 Equity and Cash Incentive Plan (the “Plan”) and this R
February 21, 2019	EX-21.1	Subsidiaries of the Company. (Filed herewith) Exhibit 21.1 - Subsidiaries of Diamond Hill Investment Group, Inc. December 31, 2018 Subsidiary company and place of incorporation Ownership Diamond Hill Capital Management, Inc. (Ohio) 100%
February 21, 2019	10-K	DHIL / Diamond Hill Investment Group, Inc. 10-K (Annual Report) Table of Contents United States Securities and Exchange Commission Washington, D.C. 20549 Form 10-K ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2018 Commission file number 000-24498 DIAMOND HILL INVESTMENT GROUP, INC. (Exact name of registrant as specified in its charter) Ohio 65-0190407 (State of incorporation) (I.R.S
February 4, 2019	8-K	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): February 4, 2019 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (C
January 22, 2019	SC 13G/A	DHIL / Diamond Hill Investment Group, Inc. / WELLS FARGO & COMPANY/MN Passive Investment UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 3) DIAMOND HILL INVESTMENT GROU (Name of Issuer) COM NEW (Title of Class of Securities) 25264R207 (CUSIP Number) December 31, 2018 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this
January 3, 2019	8-K	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 3, 2019 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Co
December 4, 2018	8-K	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 4, 2018 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (C
November 2, 2018	8-K	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): November 2, 2018 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (C
October 30, 2018	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 30, 2018 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (C
October 30, 2018	EX-99.1	DIAMOND HILL INVESTMENT GROUP, INC. REPORTS RESULTS FOR THIRD QUARTER 2018 FOR IMMEDIATE RELEASE: Investor Contact: Tom Line-Chief Financial Officer 614-255-5989 (tline@diamond-hill.
October 30, 2018	10-Q	DHIL / Diamond Hill Investment Group, Inc. 10-Q (Quarterly Report) 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, 2018 Commission file number 000-24498 DIAMOND HILL INVESTMENT GROUP, INC. (Exact name of registrant as specified in its charter) Ohio 65-0190407 (State of incorporatio
October 2, 2018	8-K	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): October 2, 2018 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation) (Co
September 25, 2018	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 25, 2018 DIAMOND HILL INVESTMENT GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Ohio 000-24498 65-0190407 (State or other jurisdiction of incorporation)

DHIL / Diamond Hill Investment Group, Inc. - SEC Filings, Annual Report, Proxy Statement

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