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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, Q3 2021

Institutional positions in Cogent Communications Holdings, Inc. as of Sep 30, 2021. 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
260
+7 vs. Q2 2021
Shares held
41.0M
+572.3K (+1.4%) vs. Q2 2021
Total value
$2.91B
−$201.6M (−6.5%) vs. Q2 2021
New holders
28
115 more added
Sold out
21
82 more reduced

6 institutions that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2021: 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 holdersQ3 2021: 260 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 heldQ3 2021: $2.91B
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, Q3 2021

Shares, value and share of portfolio for each institution holding Cogent Communications Holdings, Inc.; share changes are against Q2 2021.

Institutions holding CCOI in Q3 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Cambridge Investment Research Advisors, Inc.8,769$621.0K0.00%−311−3.4%Reduced
AMP Capital Investors Ltd8,919$632.0K0.00%+8,919New
Maverick Capital LtdSuperinvestorMaverick Capital8,950$634.0K0.01%+5,557+163.8%Added
Chicago Trust Co NA9,071$643.0K0.14%+3,022+50.0%Added
Macquarie Group Ltd9,076$643.0K0.00%+7,875+655.7%Added
Fulcrum Asset Management LLP–$644.0K0.32%–New
Franklin Resources Inc9,125$646.0K0.00%+9,125New
Chesley Taft & Associates LLC9,165$649.0K0.04%+75+0.8%Added
Pitcairn Co9,281$657.0K0.05%+393+4.4%Added
Hennion & Walsh Asset Management, Inc.9,709$688.0K0.04%+754+8.4%Added
Baird Financial Group, Inc.9,779$693.0K0.00%−423−4.1%Reduced
Dynamic Technology Lab Private Ltd10,010$709.0K0.08%+10,010New
Nisa Investment Advisors, LLC10,420$738.0K0.00%+3,000+40.4%Added
Gsa Capital Partners LLP10,429$739.0K0.08%+10,429New
Metropolitan Life Insurance Co11,013$780.2K0.01%−869−7.3%Reduced
Los Angeles Capital Management LLC11,335$803.0K0.00%00.0%Unchanged
Advisor Group Holdings, Inc.11,620$823.0K0.00%+6+0.1%Added
Arizona State Retirement System11,653$825.0K0.01%+102+0.9%Added
DuPont Capital Management Corp11,676$827.0K0.03%−2,622−18.3%Reduced
Zacks Investment Management11,836$838.0K0.01%+6,353+115.9%Added
American Century Companies Inc11,901$843.0K0.00%+91+0.8%Added
Teachers Retirement System of the State of Kentucky12,100$857.0K0.01%00.0%Unchanged
Engineers Gate Manager LP13,564$961.0K0.05%+7,096+109.7%Added
MetLife Investment Management15,057$1.07M0.01%00.0%Unchanged
Squarepoint Ops LLC15,267$1.08M0.01%+3,500+29.7%Added
State Board of Administration of Florida Retirement System15,337$1.09M0.00%+630+4.3%Added
Maryland State Retirement & Pension System16,692$1.19M0.03%+16,692New
Voloridge Investment Management, LLC16,970$1.20M0.01%+16,970New
Oregon Public Employees Retirement Fund17,075$1.21M0.01%−100−0.6%Reduced
LPL Financial LLC17,733$1.26M0.00%+2,168+13.9%Added
Taylor Frigon Capital Management LLC18,297$1.30M0.42%+656+3.7%Added
Cubist Systematic Strategies, LLC18,513$1.31M0.02%−16,250−46.7%Reduced
RBF Capital, LLC20,000$1.42M0.08%00.0%Unchanged
Virtus ETF Advisers LLC20,029$1.42M0.62%−2,294−10.3%Reduced
Louisiana State Employees Retirement System20,400$1.45M0.03%+1,300+6.8%Added
First Republic Investment Management, Inc.21,349$1.51M0.00%+7,090+49.7%Added
SEI Investments Co21,586$1.52M0.00%+3,379+18.6%Added
PEAK6 Investments LLC21,612$1.53M0.03%−10,343−32.4%Reduced
Amalgamated Bank22,353$1.58M0.01%−467−2.0%Reduced
Ipswich Investment Management Co., Inc.22,340$1.58M0.41%+800+3.7%Added
Texas Yale Capital Corp.23,000$1.63M0.09%00.0%Unchanged
State of Tennessee, Treasury Department23,069$1.64M0.01%−2,072−8.2%Reduced
Raymond James & Associates24,064$1.71M0.00%+1,264+5.5%Added
Access Financial Services, Inc.24,214$1.72M0.77%+100.0%Added
Winton Group Ltd25,048$1.77M0.10%+2,260+9.9%Added
Susquehanna International Group, LLP25,399$1.80M0.00%+5,672+28.8%Added
Bank of Montreal25,292$1.82M0.00%−600−2.3%Reduced
American International Group, Inc.26,750$1.90M0.01%−917−3.3%Reduced
Guggenheim Capital LLC27,446$1.94M0.01%+3,029+12.4%Added
Martingale Asset Management L P28,766$2.04M0.03%+16,850+141.4%Added
SG Americas Securities, LLC29,198$2.07M0.01%+2,713+10.2%Added
New York State Common Retirement Fund30,756$2.18M0.00%−6,195−16.8%Reduced
Holocene Advisors, LP30,908$2.19M0.01%−14,456−31.9%Reduced
State of Alaska, Department of Revenue30,942$2.19M0.02%+1,664+5.7%Added
Texas Permanent School Fund31,381$2.22M0.03%−147−0.5%Reduced
Deutsche Bank AG32,563$2.31M0.00%−20,876−39.1%Reduced
Stifel Financial Corp33,832$2.40M0.00%−20,819−38.1%Reduced
Thrivent Financial for Lutherans34,291$2.43M0.00%−295−0.9%Reduced
Janney Montgomery Scott LLC35,326$2.50M0.01%+2,752+8.4%Added
Zeno Research, LLC35,480$2.51M1.99%+35,480New
Bradley Foster & Sargent Inc35,538$2.52M0.06%00.0%Unchanged
Allianz Asset Management GmbH36,153$2.56M0.00%+265+0.7%Added
Ensign Peak Advisors, Inc36,697$2.60M0.01%00.0%Unchanged
State of New Jersey Common Pension Fund D37,245$2.64M0.01%+4,001+12.0%Added
Great West Life Assurance Co37,691$2.69M0.01%+602+1.6%Added
Voya Investment Management LLC38,027$2.69M0.01%+440+1.2%Added
Citigroup Inc38,827$2.75M0.00%−31,775−45.0%Reduced
Empire Life Investments Inc.41,904$2.97M0.19%+4,491+12.0%Added
Algert Global LLC42,251$2.99M0.40%+34,072+416.6%Added
Citadel Advisors LLC42,279$3.00M0.00%+28,543+207.8%Added
Barclays PLC44,431$3.15M0.00%+19,571+78.7%Added
Capital Insight Partners, LLC45,257$3.21M0.70%+2,149+5.0%Added
Harber Asset Management LLC45,895$3.25M0.78%−121,726−72.6%Reduced
Credit Suisse AG46,788$3.31M0.00%−5,387−10.3%Reduced
HRT Financial LP47,365$3.35M0.02%+11,203+31.0%Added
Prudential Financial Inc47,516$3.48M0.00%+37+0.1%Added
UBS Asset Management Americas Inc53,958$3.82M0.00%+2,812+5.5%Added
Advantage Alpha Capital Partners LP54,976$3.89M0.71%+4,094+8.0%Added
Commonwealth of Pennsylvania Public School Empls Retrmt Sys57,652$4.08M0.05%+25,185+77.6%Added
California State Teachers Retirement System58,033$4.11M0.01%−766−1.3%Reduced
New York State Teachers Retirement System58,255$4.13M0.01%−200−0.3%Reduced
Madison Asset Management, LLC59,508$4.22M0.06%−11,535−16.2%Reduced
BNP Paribas Arbitrage, SA61,561$4.36M0.01%+45,352+279.8%Added
Avalon Investment & Advisory65,177$4.62M0.11%+1,691+2.7%Added
Asset Management One Co.,Ltd.67,021$4.75M0.02%+10,242+18.0%Added
Alliancebernstein L.P.68,578$4.86M0.00%−2,689−3.8%Reduced
US Bancorp72,369$5.13M0.01%+11,681+19.2%Added
Mutual of America Capital Management LLC72,634$5.14M0.05%−1,324−1.8%Reduced
Redmond Asset Management, LLC74,150$5.25M1.65%+660+0.9%Added
Intrinsic Edge Capital Management LLC77,743$5.51M0.38%−64,301−45.3%Reduced
Envestnet Asset Management Inc78,052$5.53M0.00%+3,227+4.3%Added
Vestcor Inc79,234$5.61M0.20%+39,811+101.0%Added
Reaves W H & Co Inc80,131$5.68M0.18%−23,642−22.8%Reduced
Azimuth Capital Management LLC80,203$5.68M0.24%+913+1.2%Added
Public Sector Pension Investment Board85,722$6.07M0.04%−730−0.8%Reduced
STRS Ohio88,400$6.26M0.02%−500−0.6%Reduced
Leith Wheeler Investment Counsel Ltd.88,553$6.27M0.93%+1,100+1.3%Added
Two Sigma Advisers, LP90,700$6.42M0.02%+62,200+218.2%Added
Swiss National Bank94,500$6.69M0.00%+800+0.9%Added
Herald Investment Management Ltd95,000$6.72M1.10%00.0%Unchanged