CCOI Short Positions, Funds Shorting Cogent Communications Holdings, Inc.

Funds Shorting Cogent Communications Holdings, Inc.

This page shows institutions, funds, and major shareholders that have reported short positions in their last reporting period. We consider put option positions to be short positions and include all institutions that have disclosed put options here. Green rows indicate new positions. Red rows indicate closed positions. Click the link icon to see the full transaction history.

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File Date	Source	Investor	Type	Shares	Δ Shares (%)	Reported Value ($1000)	Δ Value (%)
2025-06-05	NP	GTAPX - Quantitative U.S. Long/Short Equity Portfolio	Short	-8,080	37.41	-439	-0.68
2025-08-13	13F	Walleye Trading LLC	Put	24,300	5,975.00	1,172	4,779.17
2025-08-14	13F	Crawford Fund Management, LLC	Put	71,400		3,442
2025-06-25	NP	FTLS - First Trust Long/Short Equity ETF This fund is a listed as child fund of First Trust Advisors Lp and if that institution has disclosed ownership in this security, then these positions will not be double counted when calculating total shares and total value	Short	-21,229		-1,154
2025-08-14	13F	Citadel Advisors Llc	Put	109,100	186.35	5,260	125.22
2025-08-13	13F	Sellaronda Global Management LP	Put	0	-100.00	0
2025-08-27	NP	VMNFX - Vanguard Market Neutral Fund Investor Shares This fund is a listed as child fund of Vanguard Group Inc and if that institution has disclosed ownership in this security, then these positions will not be double counted when calculating total shares and total value	Short	-14,050	-66.47	-677	-73.64
2025-08-04	13F	Wolverine Asset Management Llc	Put	2,600	0.00	125	-21.38
2025-08-14	13F	Group One Trading, L.p.	Put	200	100.00	10	50.00
2025-07-29	NP	CLSE - Convergence Long/Short Equity ETF	Short	-13,273	11.15	-607	-30.50
2025-08-05	13F	Simplex Trading, Llc	Put	40,900	1,604.17	2
2025-08-08	13F	SG Capital Management LLC	Put	150,000		7,232
2025-06-05	NP	GTTMX - Quantitative U.S. Total Market Equity Portfolio	Short	-1,800	-0.00	-98	-28.15
2025-06-27	NP	BIVIX - Invenomic Fund Institutional Class shares	Short	-102,274	-2.10	-5,559	-29.38
2025-08-14	13F	D. E. Shaw & Co., Inc.	Put	5,300		256
2025-05-19	13F/A	Jane Street Group, Llc	Put	0	-100.00	0	-100.00
2025-05-15	13F	Wolverine Trading, Llc	Put	0	-100.00	0	-100.00
2025-08-12	13F	Proequities, Inc.	Put	0		0
2025-07-22	13F	IMC-Chicago, LLC	Put	11,600		559
2025-08-13	13F	Walleye Capital LLC	Put	54,800		2,642
2025-08-14	13F	Susquehanna International Group, Llp	Put	29,100	-14.91	1,403	-33.11

US:CCOI	$35.96
DE:OGM1	€30.20

CCOI Short Positions, Funds Shorting Cogent Communications Holdings, Inc.

Funds Shorting Cogent Communications Holdings, Inc.

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