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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, Q2 2025

Institutional positions in Cogent Communications Holdings, Inc. as of Jun 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
295
−22 vs. Q1 2025
Shares held
48.8M
+2.53M (+5.5%) vs. Q1 2025
Total value
$2.36B
−$483.9M (−17.0%) vs. Q1 2025
New holders
39
113 more added
Sold out
61
106 more reduced

3 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 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.

Institutional holdersQ2 2025: 295 institutions
Q1 2021: 255 institutionsQ2 2021: 259 institutionsQ3 2021: 260 institutionsQ4 2021: 285 institutionsQ1 2022: 274 institutionsQ2 2022: 265 institutionsQ3 2022: 263 institutionsQ4 2022: 286 institutionsQ1 2023: 275 institutionsQ2 2023: 283 institutionsQ3 2023: 311 institutionsQ4 2023: 311 institutionsQ1 2024: 315 institutionsQ2 2024: 310 institutionsQ3 2024: 316 institutionsQ4 2024: 314 institutionsQ1 2025: 320 institutionsQ2 2025: 295 institutionsQ3 2025: 266 institutionsQ4 2025: 247 institutionsQ1 2026: 233 institutionsQ2 2026: 224 institutions
Value heldQ2 2025: $2.36B
Q1 2021: $2.82BQ2 2021: $3.11BQ3 2021: $2.91BQ4 2021: $3.02BQ1 2022: $2.74BQ2 2022: $2.53BQ3 2022: $2.16BQ4 2022: $2.35BQ1 2023: $2.67BQ2 2023: $2.87BQ3 2023: $2.61BQ4 2023: $3.34BQ1 2024: $2.93BQ2 2024: $2.59BQ3 2024: $3.52BQ4 2024: $3.58BQ1 2025: $2.84BQ2 2025: $2.36BQ3 2025: $1.95BQ4 2025: $1.05BQ1 2026: $919.1MQ2 2026: $656.2M
Institutions holding CCOI and their total value by quarter
QuarterHoldersValue
Q2 2026224$656.2M
Q1 2026233$919.1M
Q4 2025247$1.05B
Q3 2025266$1.95B
Q2 2025295$2.36B
Q1 2025320$2.84B
Q4 2024314$3.58B
Q3 2024316$3.52B
Q2 2024310$2.59B
Q1 2024315$2.93B
Q4 2023311$3.34B
Q3 2023311$2.61B
Q2 2023283$2.87B
Q1 2023275$2.67B
Q4 2022286$2.35B
Q3 2022263$2.16B
Q2 2022265$2.53B
Q1 2022274$2.74B
Q4 2021285$3.02B
Q3 2021260$2.91B
Q2 2021259$3.11B
Q1 2021255$2.82B

Institutions, Q2 2025

Shares, value and share of portfolio for each institution holding Cogent Communications Holdings, Inc.; share changes are against Q1 2025.

Institutions holding CCOI in Q2 2025
InstitutionSharesValue% of portfolioChange in sharesAction
CIBC World Markets Corp5,549$267.5K0.00%−4,224−43.2%Reduced
EntryPoint Capital, LLC5,589$269.4K0.14%+5,589New
TradeLink Capital LLC5,688$274.0K0.97%+2,190+62.6%Added
Chesley Taft & Associates LLC5,789$279.1K0.01%−137−2.3%Reduced
Schroder Investment Management Group5,828$281.0K0.00%00.0%Unchanged
Janney Montgomery Scott LLC5,859$282.0K0.00%−500−7.9%Reduced
Phillips Wealth Planners LLC5,701$284.6K0.26%+73+1.3%Added
Public Employees Retirement Association of Colorado6,256$302.0K0.00%00.0%Unchanged
SBI Securities Co., Ltd.6,285$303.0K0.01%+583+10.2%Added
Amundi6,030$305.1K0.00%−875−12.7%Reduced
South State Corp.6,465$311.7K0.01%−20−0.3%Reduced
Keybank National Association6,465$311.7K0.00%−64−1.0%Reduced
Weiss Asset Management LP6,483$312.5K0.00%−4,236−39.5%Reduced
Pictet Asset Management Holding SA6,610$318.7K0.00%−651−9.0%Reduced
Teacher Retirement System of Texas7,122$343.4K0.00%+314+4.6%Added
Envestnet Portfolio Solutions, Inc.7,272$350.6K0.00%+7,272New
First Citizens Bank & Trust Co7,382$355.9K0.01%+7,382New
Chicago Trust Co NA7,673$369.9K0.05%00.0%Unchanged
Tower Research Capital LLC (TRC)7,810$376.5K0.01%+7,628+4,191.2%Added
Victory Capital Management Inc7,889$380.3K0.00%−4,731−37.5%Reduced
MYDA Advisors LLC8,000$385.7K0.11%−78,000−90.7%Reduced
Resona Asset Management Co.,Ltd.8,080$389.5K0.00%00.0%Unchanged
Balyasny Asset Management LLC8,101$390.5K0.00%+8,101New
GWM Advisors LLC8,249$397.7K0.00%−3,592−30.3%Reduced
Quest Partners LLC9,047$436.2K0.04%+8,463+1,449.1%Added
XTX Topco Ltd9,370$451.7K0.02%−10,621−53.1%Reduced
Oregon Public Employees Retirement Fund9,723$468.7K0.01%+100+1.0%Added
Simplex Trading, LLC9,803$472.0K0.01%+9,803New
Handelsbanken Fonder AB9,830$474.0K0.00%−5,600−36.3%Reduced
Police & Firemen's Retirement System of New Jersey9,943$479.4K0.00%+561+6.0%Added
CBOE Vest Financial, LLC10,179$490.7K0.01%+4,831+90.3%Added
KLP Kapitalforvaltning AS10,300$496.6K0.00%+1,100+12.0%Added
Campbell & CO Investment Adviser LLC10,371$500.0K0.03%−12,335−54.3%Reduced
ARS Investment Partners, LLC10,500$506.2K0.04%+3,500+50.0%Added
State of Tennessee, Treasury Department10,542$508.2K0.00%00.0%Unchanged
Bridgefront Capital, LLC10,678$514.8K0.14%+10,678New
US Bancorp10,762$518.8K0.00%−9,792−47.6%Reduced
Prairieview Wealth Partners, LLC11,542$556.4K0.58%+400+3.6%Added
FORA Capital, LLC11,739$565.9K0.06%+11,739New
Amalgamated Bank12,162$586.0K0.00%+62+0.5%Added
Voya Investment Management LLC12,208$588.5K0.00%+402+3.4%Added
Zurcher Kantonalbank (Zurich Cantonalbank)12,353$595.5K0.00%+3,958+47.1%Added
Maryland State Retirement & Pension System12,470$601.2K0.01%+162+1.3%Added
Two Sigma Securities, LLC12,475$601.4K0.07%+12,475New
Teachers Retirement System of the State of Kentucky12,706$612.0K0.00%−912−6.7%Reduced
Van Eck Associates Corp13,048$629.0K0.00%+1,228+10.4%Added
Capital Fund Management S.A.13,543$652.9K0.01%+13,543New
Tabor Asset Management, LP13,624$656.8K0.46%−15,607−53.4%Reduced
Arizona State Retirement System13,675$659.3K0.00%+314+2.4%Added
Cetera Investment Advisers14,016$675.7K0.00%+6,938+98.0%Added
Clear Harbor Asset Management, LLC14,741$710.7K0.05%−299−2.0%Reduced
Comerica Bank15,453$745.0K0.00%−259−1.6%Reduced
New York State Common Retirement Fund15,769$760.2K0.00%+2,100+15.4%Added
Yousif Capital Management, LLC15,815$762.4K0.01%+212+1.4%Added
Capstone Triton Financial Group, LLC15,877$765.4K0.56%+15,877New
Bank of Montreal15,966$769.7K0.00%−446−2.7%Reduced
HSBC Holdings PLC17,389$835.9K0.00%+8,818+102.9%Added
BNP Paribas Arbitrage, SA17,578$847.4K0.00%+3,257+22.7%Added
Ensign Peak Advisors, Inc17,859$861.0K0.00%00.0%Unchanged
Consolidated Planning Corp18,073$871.3K0.11%−252−1.4%Reduced
Macquarie Group Ltd18,155$875.3K0.00%+4,334+31.4%Added
Russell Investments Group, Ltd.18,528$893.2K0.00%−2,971−13.8%Reduced
Pathstone Holdings, LLC19,340$932.4K0.00%−3,874−16.7%Reduced
Hennion & Walsh Asset Management, Inc.19,515$940.8K0.04%−419−2.1%Reduced
Louisiana State Employees Retirement System19,800$954.6K0.02%−100−0.5%Reduced
Creative Planning19,939$961.3K0.00%−2,712−12.0%Reduced
RBF Capital, LLC20,000$964.2K0.05%00.0%Unchanged
Millennium Management LLC21,039$1.01M0.00%−14,660−41.1%Reduced
Janus Henderson Group PLC21,111$1.02M0.00%00.0%Unchanged
Winton Group Ltd22,661$1.09M0.06%+5,707+33.7%Added
Global Alpha Capital Management Ltd.22,886$1.10M0.07%+5,436+31.2%Added
Texas Yale Capital Corp.23,000$1.11M0.04%00.0%Unchanged
Manufacturers Life Insurance Company, The23,651$1.14M0.00%−844−3.4%Reduced
Guggenheim Capital LLC24,022$1.16M0.01%−908−3.6%Reduced
Squarepoint Ops LLC24,921$1.20M0.00%+24,921New
Stifel Financial Corp24,949$1.20M0.00%−753−2.9%Reduced
Susquehanna Fundamental Investments, LLC24,971$1.20M0.03%−265−1.1%Reduced
State of Alaska, Department of Revenue25,273$1.22M0.01%+1,878+8.0%Added
Brevan Howard Capital Management LP25,612$1.23M0.01%+25,612New
MetLife Investment Management27,325$1.32M0.01%+1,287+4.9%Added
Salvus Wealth Management, LLC28,202$1.36M0.79%−526−1.8%Reduced
Advisor Group Holdings, Inc.30,225$1.46M0.00%+30,047+16,880.3%Added
Prelude Capital Management, LLC31,659$1.53M0.15%−62,157−66.3%Reduced
Freestone Grove Partners LP32,119$1.55M0.01%+32,119New
Uniplan Investment Counsel, Inc.32,939$1.59M0.16%−3,524−9.7%Reduced
Taylor Frigon Capital Management LLC33,864$1.63M0.87%−447−1.3%Reduced
Susquehanna Portfolio Strategies, LLC33,967$1.64M0.04%+33,967New
SEI Investments Co36,736$1.77M0.00%−115,957−75.9%Reduced
The PNC Financial Services Group, Inc.36,738$1.77M0.00%−10,648−22.5%Reduced
Algert Global LLC36,990$1.78M0.04%+36,990New
Price T Rowe Associates Inc38,311$1.85M0.00%+3,184+9.1%Added
California State Teachers Retirement System40,143$1.94M0.00%−2,612−6.1%Reduced
State of New Jersey Common Pension Fund D41,034$1.98M0.01%+16,577+67.8%Added
Holocene Advisors, LP42,535$2.05M0.01%+37,030+672.7%Added
Ipswich Investment Management Co., Inc.43,890$2.12M0.51%+1,151+2.7%Added
Azimuth Capital Investment Management LLC44,655$2.15M0.08%−530−1.2%Reduced
Citigroup Inc47,795$2.30M0.00%−17,411−26.7%Reduced
Atom Investors LP48,756$2.35M0.21%+4,887+11.1%Added
Great West Life Assurance Co48,801$2.35M0.00%−543−1.1%Reduced
GLOBALT Investments LLC49,360$2.38M0.09%−2,570−4.9%Reduced