Cogent Communications Holdings, Inc.
CCOI- Exchange
- Nasdaq
- Industry
- Communications Services, NEC
- SEC CIK
- 0001158324
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.
13F holders, Q3 2025
Institutional positions in Cogent Communications Holdings, Inc. as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 266
- −26 vs. Q2 2025
- Shares held
- 50.7M
- +1.89M (+3.9%) vs. Q2 2025
- Total value
- $1.95B
- −$409.8M (−17.4%) vs. Q2 2025
- New holders
- 47
- 107 more added
- Sold out
- 73
- 80 more reduced
3 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting CCOI on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 224 | $656.2M |
| Q1 2026 | 233 | $919.1M |
| Q4 2025 | 247 | $1.05B |
| Q3 2025 | 266 | $1.95B |
| Q2 2025 | 295 | $2.36B |
| Q1 2025 | 320 | $2.84B |
| Q4 2024 | 314 | $3.58B |
| Q3 2024 | 316 | $3.52B |
| Q2 2024 | 310 | $2.59B |
| Q1 2024 | 315 | $2.93B |
| Q4 2023 | 311 | $3.34B |
| Q3 2023 | 311 | $2.61B |
| Q2 2023 | 283 | $2.87B |
| Q1 2023 | 275 | $2.67B |
| Q4 2022 | 286 | $2.35B |
| Q3 2022 | 263 | $2.16B |
| Q2 2022 | 265 | $2.53B |
| Q1 2022 | 274 | $2.74B |
| Q4 2021 | 285 | $3.02B |
| Q3 2021 | 260 | $2.91B |
| Q2 2021 | 259 | $3.11B |
| Q1 2021 | 255 | $2.82B |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding Cogent Communications Holdings, Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 6,892,096 | $264.3M | 0.00% | +411,552+6.4% | Added |
| Vanguard Group Inc | 5,362,821 | $205.7M | 0.00% | +270,975+5.3% | Added |
| Turtle Creek Asset Management Inc. | 4,603,933 | $176.6M | 5.33% | +1,811,222+64.9% | Added |
| EdgePoint Investment Group Inc. | 2,281,878 | $87.5M | 0.65% | +2,438+0.1% | Added |
| State Street Corp | 1,937,678 | $74.3M | 0.00% | +149,443+8.4% | Added |
| Morgan Stanley | 1,800,533 | $69.1M | 0.00% | +556,518+44.7% | Added |
| Invesco Ltd. | 1,402,612 | $53.8M | 0.01% | +399,339+39.8% | Added |
| Magnolia Group, LLC | 1,272,337 | $48.8M | 7.74% | +179,126+16.4% | Added |
| Geode Capital Management, LLC | 1,147,507 | $44.0M | 0.00% | +87,140+8.2% | Added |
| Bank of America Corp | 1,146,417 | $44.0M | 0.00% | +970,367+551.2% | Added |
| Brown Advisory Inc | 1,006,325 | $38.6M | 0.05% | −447,776−30.8% | Reduced |
| Tyro Capital Management LLC | 935,287 | $35.9M | 13.32% | +298,392+46.9% | Added |
| Harspring Capital Management, LLC | 875,000 | $33.6M | 12.85% | +20,203+2.4% | Added |
| Colony Capital, Inc. | 850,073 | $32.6M | 2.66% | +267,099+45.8% | Added |
| Newtyn Management, LLC | 700,000 | $26.8M | 3.29% | +75,000+12.0% | Added |
| 683 Capital Management, LLC | 650,000 | $24.9M | 2.26% | +370,000+132.1% | Added |
| Broad Run Investment Management, LLC | 644,030 | $24.7M | 4.04% | −33,856−5.0% | Reduced |
| First Trust Advisors LP | 630,210 | $24.2M | 0.02% | +288,079+84.2% | Added |
| Charles Schwab Investment Management Inc | 575,134 | $22.1M | 0.00% | +80,210+16.2% | Added |
| JPMorgan Chase & Co | 539,770 | $20.7M | 0.00% | +424,746+369.3% | Added |
| Bank of New York Mellon Corp | 534,049 | $20.5M | 0.00% | +15,687+3.0% | Added |
| Capital World Investors | 528,382 | $20.3M | 0.00% | −426,906−44.7% | Reduced |
| Northern Trust Corp | 505,279 | $19.4M | 0.00% | −13,965−2.7% | Reduced |
| Senator Investment Group LP | 483,295 | $18.5M | 0.68% | −148,397−23.5% | Reduced |
| 14B Captial Management LP | 449,633 | $17.2M | 10.09% | −54,367−10.8% | Reduced |
| Jane Street Group, LLC | 434,878 | $16.7M | 0.02% | +383,146+740.6% | Added |
| Reaves W H & Co Inc | 423,098 | $16.2M | 0.29% | −396,855−48.4% | Reduced |
| Goldman Sachs Group Inc | 414,263 | $15.9M | 0.00% | +41,822+11.2% | Added |
| D. E. Shaw & Co., Inc. | 393,129 | $15.1M | 0.01% | +393,129 | New |
| UBS Group AG | 376,582 | $14.4M | 0.00% | +252,427+203.3% | Added |
| BlackBarn Capital Partners LP | 375,000 | $14.4M | 4.69% | +135,000+56.3% | Added |
| Jennison Associates LLC | 342,316 | $13.1M | 0.01% | +18,805+5.8% | Added |
| Captrust Financial Advisors | 336,061 | $12.9M | 0.03% | −187,775−35.8% | Reduced |
| Ulysses Management LLC | 335,982 | $12.9M | 3.00% | −36,184−9.7% | Reduced |
| Boothbay Fund Management, LLC | 312,626 | $12.0M | 0.31% | +172,676+123.4% | Added |
| Medina Singh Partners, LLC | 277,172 | $10.6M | 2.48% | +277,172 | New |
| Frontier Capital Management Co LLC | 262,020 | $10.0M | 0.09% | +97,341+59.1% | Added |
| M&G Plc | 256,041 | $9.73M | 0.05% | −120,456−32.0% | Reduced |
| Verition Fund Management LLC | 253,486 | $9.72M | 0.06% | +111,659+78.7% | Added |
| Herald Investment Management Ltd | 242,600 | $9.30M | 1.24% | +35,000+16.9% | Added |
| Blair William & Co | 240,796 | $9.23M | 0.02% | +4,276+1.8% | Added |
| Principal Financial Group Inc | 229,646 | $8.81M | 0.00% | +18,958+9.0% | Added |
| FMR LLC | 223,372 | $8.57M | 0.00% | −671,476−75.0% | Reduced |
| Palliser Capital (UK) Ltd | 218,750 | $8.39M | 6.15% | +218,750 | New |
| Ceredex Value Advisors LLC | 206,800 | $7.93M | 0.18% | 00.0% | Unchanged |
| Legal & General Group Plc | 199,757 | $7.66M | 0.00% | +1,624+0.8% | Added |
| Advisors Asset Management, Inc. | 194,425 | $7.46M | 0.13% | +6,506+3.5% | Added |
| Renaissance Technologies LLC | 187,987 | $7.21M | 0.01% | −270,069−59.0% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 186,631 | $7.16M | 0.01% | −5,512−2.9% | Reduced |
| Public Sector Pension Investment Board | 185,402 | $7.11M | 0.03% | +40,706+28.1% | Added |
| ProShare Advisors LLC | 177,113 | $6.79M | 0.01% | +40,970+30.1% | Added |
| Gilder Gagnon Howe & Co LLC | 172,488 | $6.61M | 0.07% | +172,488 | New |
| Royal Bank of Canada | 172,359 | $6.61M | 0.00% | +62,901+57.5% | Added |
| CenterBook Partners LP | 169,761 | $6.51M | 0.32% | +169,761 | New |
| Nuveen, LLC | 164,695 | $6.32M | 0.00% | +51,169+45.1% | Added |
| UBS Asset Management Americas Inc | 147,837 | $5.67M | 0.00% | −64,289−30.3% | Reduced |
| Emerald Advisers, LLC | 144,912 | $5.56M | 0.18% | −98,300−40.4% | Reduced |
| Rhumbline Advisers | 137,265 | $5.26M | 0.00% | +6,118+4.7% | Added |
| Redmond Asset Management, LLC | 137,254 | $5.26M | 1.29% | −4,129−2.9% | Reduced |
| State of Wisconsin Investment Board | 122,518 | $4.70M | 0.01% | +1,681+1.4% | Added |
| Granahan Investment Management Inc | 108,989 | $4.18M | 0.17% | −115,502−51.5% | Reduced |
| Skylands Capital, LLC | 106,325 | $4.08M | 0.56% | +2,675+2.6% | Added |
| Nishkama Capital, LLC | 105,705 | $4.05M | 0.36% | +105,705 | New |
| Marshall Wace, LLP | 104,906 | $4.02M | 0.00% | +104,906 | New |
| CIBC Private Wealth Group, LLC | 103,715 | $3.98M | 0.01% | −2,155−2.0% | Reduced |
| Wells Fargo & Company | 97,936 | $3.76M | 0.00% | +11,533+13.3% | Added |
| Resources Management Corp | 96,507 | $3.70M | 0.48% | +38,510+66.4% | Added |
| American Century Companies Inc | 95,296 | $3.65M | 0.00% | +9,599+11.2% | Added |
| Beaconlight Capital, LLC | 92,910 | $3.56M | 1.76% | −33,827−26.7% | Reduced |
| Ameriprise Financial Inc | 91,042 | $3.49M | 0.00% | +2,779+3.1% | Added |
| Swiss National Bank | 90,900 | $3.49M | 0.00% | +1,300+1.5% | Added |
| Emerald Mutual Fund Advisers Trust | 87,356 | $3.35M | 0.17% | −56,988−39.5% | Reduced |
| Madison Asset Management, LLC | 83,719 | $3.21M | 0.04% | −8,537−9.3% | Reduced |
| Citadel Advisors LLC | 81,905 | $3.14M | 0.00% | −168,940−67.3% | Reduced |
| Millennium Management LLC | 79,739 | $3.06M | 0.00% | +58,700+279.0% | Added |
| Oppenheimer & Co Inc | 78,361 | $3.01M | 0.04% | +14,251+22.2% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 76,645 | $2.94M | 0.01% | +3,523+4.8% | Added |
| Taylor Frigon Capital Management LLC | 73,271 | $2.81M | 1.40% | +39,407+116.4% | Added |
| Edgestream Partners, L.P. | 73,105 | $2.80M | 0.08% | −7,835−9.7% | Reduced |
| Advantage Alpha Capital Partners LP | 68,826 | $2.64M | 0.80% | −18,576−21.3% | Reduced |
| Holocene Advisors, LP | 68,150 | $2.61M | 0.01% | +25,615+60.2% | Added |
| Barclays PLC | 65,573 | $2.51M | 0.00% | −25,726−28.2% | Reduced |
| Inspire Advisors, LLC | 64,875 | $2.49M | 0.24% | +10,673+19.7% | Added |
| Walleye Capital LLC | 63,920 | $2.45M | 0.02% | +63,920 | New |
| Qube Research & Technologies Ltd | 61,841 | $2.37M | 0.00% | −625,998−91.0% | Reduced |
| Deutsche Bank AG | 60,554 | $2.32M | 0.00% | +4,753+8.5% | Added |
| Great West Life Assurance Co | 55,880 | $2.13M | 0.00% | +7,079+14.5% | Added |
| Algert Global LLC | 55,520 | $2.13M | 0.04% | +18,530+50.1% | Added |
| Harber Asset Management LLC | 54,944 | $2.11M | 0.76% | +54,944 | New |
| Prairieview Wealth Partners, LLC | 54,742 | $2.10M | 1.97% | +43,200+374.3% | Added |
| Consolidated Planning Corp | 52,218 | $2.00M | 0.21% | +34,145+188.9% | Added |
| New York State Teachers Retirement System | 51,010 | $1.96M | 0.00% | 00.0% | Unchanged |
| Atom Investors LP | 49,792 | $1.91M | 0.14% | +1,036+2.1% | Added |
| Alliancebernstein L.P. | 49,517 | $1.90M | 0.00% | −2,633−5.0% | Reduced |
| Prudential Financial Inc | 47,809 | $1.83M | 0.00% | +3,570+8.1% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 46,768 | $1.79M | 0.00% | +46,768 | New |
| California State Teachers Retirement System | 45,880 | $1.76M | 0.00% | +5,737+14.3% | Added |
| Ipswich Investment Management Co., Inc. | 44,259 | $1.70M | 0.40% | +369+0.8% | Added |
| Price T Rowe Associates Inc | 39,936 | $1.53M | 0.00% | +1,625+4.2% | Added |
| Schonfeld Strategic Advisors LLC | 36,936 | $1.42M | 0.01% | +36,936 | New |