Cogent Communications Holdings, Inc.

CCOI

Exchange: Nasdaq
Industry: Communications Services, NEC
SEC CIK: 0001158324

SEC filings (opens in a new tab)

In the last 90 days, Cogent Communications Holdings, Inc. insiders filed 0 open-market purchases and 2 sales; 224 institutions reported holding it in 13F filings for Q2 2026, worth $656.2M in total; no superinvestor holds it.

Q2 2025 vs. Q1 2025

How the institutions holding Cogent Communications Holdings, Inc. changed between Q1 2025 and Q2 2025.

All holders in Q2 2025 All holders in Q1 2025

13F holders of CCOI: Q1 2025 compared with Q2 2025
Measure	Q1 2025	Of which not filed for Q2 2025	Q2 2025	Change
Holders	320	3	295	−22
Shares	46.3M	5.84K	48.8M	+2.53M (+5.5%)
Value	$2.84B	$358.3K	$2.36B	−$483.9M (−17.0%)

3 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (39)

Institutions that held Cogent Communications Holdings, Inc. at the end of Q2 2025 but not at the end of Q1 2025.

Institutions new to CCOI in Q2 2025
Institution	Shares	Value	% of portfolio
Magnolia Group, LLC	1,093,211	$52.7M	8.10%
Park West Asset Management LLC	221,300	$10.7M	0.81%
Intrinsic Edge Capital Management LLC	180,000	$8.68M	1.31%
Dark Forest Capital Management LP	54,788	$2.64M	0.11%
Algert Global LLC	36,990	$1.78M	0.04%
Susquehanna Portfolio Strategies, LLC	33,967	$1.64M	0.04%
Freestone Grove Partners LP	32,119	$1.55M	0.01%
Brevan Howard Capital Management LP	25,612	$1.23M	0.01%
Squarepoint Ops LLC	24,921	$1.20M	0.00%
Capstone Triton Financial Group, LLC	15,877	$765.4K	0.56%
Capital Fund Management S.A.	13,543	$652.9K	0.01%
Two Sigma Securities, LLC	12,475	$601.4K	0.07%
FORA Capital, LLC	11,739	$565.9K	0.06%
Bridgefront Capital, LLC	10,678	$514.8K	0.14%
Simplex Trading, LLC	9,803	$472.0K	0.01%
Balyasny Asset Management LLC	8,101	$390.5K	0.00%
First Citizens Bank & Trust Co	7,382	$355.9K	0.01%
Envestnet Portfolio Solutions, Inc.	7,272	$350.6K	0.00%
EntryPoint Capital, LLC	5,589	$269.4K	0.14%
Aigen Investment Management, LP	5,374	$259.1K	0.04%
Wealth Enhancement Advisory Services, LLC	4,808	$242.0K	0.00%
Steel Peak Wealth Management LLC	4,947	$238.5K	0.01%
Headlands Technologies LLC	2,030	$97.9K	0.01%
Aster Capital Management (DIFC) Ltd	1,190	$57.4K	0.01%
Ci Investments Inc.	1,000	$48.0K	0.00%
Byrne Asset Management LLC	–	$41.1K	0.03%
Atlantic Union Bankshares Corp	824	$39.7K	0.00%
Federation des caisses Desjardins du Quebec	775	$37.4K	0.00%
BNP PARIBAS ASSET MANAGEMENT Holding S.A.	557	$27.0K	0.00%
Clear Street Markets LLC	500	$24.1K	0.01%
Annis Gardner Whiting Capital Advisors, LLC	433	$20.9K	0.01%
Operose Advisors LLC	200	$9.64K	0.00%
PMV Capital Advisers, LLC	110	$5.30K	0.01%
Ameritas Advisory Services, LLC	80	$3.86K	0.00%
Twin Peaks Wealth Advisors, LLC	55	$1.87K	0.00%
Brown Brothers Harriman & Co	34	$1.64K	0.00%
Atlantic Trust, LLC	29	$1.40K	0.00%
Global Retirement Partners, LLC	27	$1.28K	0.00%
Essential Partners LLC	4	$193	0.00%

Sold out (61)

Institutions that held Cogent Communications Holdings, Inc. at the end of Q1 2025 and filed for Q2 2025 without it.

Institutions that sold out of CCOI in Q2 2025
Institution	Shares, Q1 2025	Value, Q1 2025
Hood River Capital Management LLC	1,211,918	$74.3M
Westwood Holdings Group Inc.	673,921	$41.3M
Dimensional Fund Advisors LP	348,066	$21.3M
Loomis Sayles & Co L P	121,751	$7.46M
Twinbeech Capital LP	51,837	$3.18M
HRT Financial LP	29,924	$1.83M
ExodusPoint Capital Management, LP	25,951	$1.59M
Corebridge Financial, Inc.	22,940	$1.41M
III Capital Management	20,000	$1.23M
Scientech Research LLC	19,392	$1.19M
Allspring Global Investments Holdings, LLC	18,323	$1.13M
Capital Insight Partners, LLC	16,848	$1.03M
Engineers Gate Manager LP	12,397	$760.1K
SG Americas Securities, LLC	11,328	$695.0K
Natixis Advisors, L.P.	10,284	$631.0K
Gsa Capital Partners LLP	10,054	$616.0K
Dynamic Technology Lab Private Ltd	9,079	$557.0K
TrueMark Investments, LLC	8,982	$550.7K
Schonfeld Strategic Advisors LLC	8,831	$541.4K
Petrus Trust Company, LTA	8,602	$527.4K
MBL Wealth, LLC	8,241	$505.3K
Thoroughbred Financial Services, LLC	6,355	$389.0K
CI Private Wealth, LLC	6,254	$383.5K
Aristeia Capital LLC	6,154	$377.3K
Mariner, LLC	6,015	$368.8K
Sumitomo Mitsui DS Asset Management Company, Ltd	5,829	$357.4K
Quadrant Capital Group LLC	5,104	$312.9K
Farringdon Capital, Ltd.	4,876	$298.9K
Everence Capital Management Inc	4,860	$298.0K
BTC Capital Management, Inc.	4,784	$293.3K
Marshall Wace, LLP	4,672	$286.4K
Good Steward Wealth Advisors,LLC	4,525	$277.4K
waypoint wealth counsel	4,218	$258.6K
JustInvest LLC	3,924	$240.6K
Bradley Foster & Sargent Inc	3,754	$230.2K
RSM US Wealth Management LLC	3,722	$228.2K
Xponance, Inc.	3,497	$214.4K
Neuberger Berman Group LLC	3,450	$211.5K
Evergreen Capital Management LLC	3,430	$210.3K
Crossmark Global Holdings, Inc.	3,373	$206.8K
Cambridge Investment Research Advisors, Inc.	3,367	$206.0K
Southeast Asset Advisors Inc.	3,314	$203.2K
STRS Ohio	1,700	$104.2K
Coldstream Capital Management Inc	1,630	$99.9K
Boston Private Wealth LLC	954	$58.5K
Itau Unibanco Holding S.A.	637	$39.0K
Kestra Advisory Services, LLC	535	$32.8K
Hexagon Capital Partners LLC	533	$32.7K
Spire Wealth Management	399	$24.5K
Sunbelt Securities, Inc.	278	$17.0K
Riverview Trust Co	270	$16.6K
Global Financial Private Client, LLC	134	$8.22K
Runnymede Capital Advisors, Inc.	61	$3.74K
Trust Co of Vermont	42	$2.58K
WPG Advisers, LLC	25	$1.53K
Laurel Wealth Advisors LLC	15	$920
Stephens Consulting, LLC	10	$614
MPWM Advisory Solutions, LLC	9	$552
Larson Financial Group LLC	8	$490
Private Wealth Asset Management, LLC	8	$490
PSI Advisors, LLC	1	$61

Not filed for Q2 2025 yet (3)

Institutions that held Cogent Communications Holdings, Inc. at the end of Q1 2025 and haven't filed a 13F for Q2 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding CCOI in Q1 2025 that haven't filed for Q2 2025
Institution	Shares, Q1 2025	Value, Q1 2025
Schechter Investment Advisors, LLC	4,751	$291.3K
Sandy Spring Bank	824	$50.5K
Lindbrook Capital, LLC	269	$16.5K