Skip to main content

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 2026

Institutional positions in Cogent Communications Holdings, Inc. as of Jun 30, 2026. 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
224
−4 vs. Q1 2026
Shares held
47.3M
−734.3K (−1.5%) vs. Q1 2026
Total value
$656.2M
−$247.7M (−27.4%) vs. Q1 2026
New holders
43
77 more added
Sold out
47
72 more reduced

5 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2026: 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 2026: 224 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 2026: $656.2M
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 2026

Shares, value and share of portfolio for each institution holding Cogent Communications Holdings, Inc.; share changes are against Q1 2026.

Institutions holding CCOI in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Pekin Hardy Strauss, Inc.15,450$214.4K0.02%+2,500+19.3%Added
Cetera Investment Advisers15,718$218.2K0.00%+119+0.8%Added
New York State Common Retirement Fund15,769$218.9K0.00%00.0%Unchanged
Mercer Global Advisors Inc16,595$230.3K0.00%+1,003+6.4%Added
State of Alaska, Department of Revenue17,088$236.0K0.00%−7,736−31.2%Reduced
Natixis17,200$238.7K0.00%+17,200New
Twinbeech Capital LP17,769$246.6K0.04%+1,369+8.3%Added
Vanguard Global Advisers, LLC18,071$250.8K0.00%00.0%Unchanged
Quantbot Technologies LP18,267$253.5K0.01%+18,267New
State of Tennessee, Treasury Department18,449$256.1K0.00%+7,613+70.3%Added
Guggenheim Capital LLC18,935$262.8K0.00%−704−3.6%Reduced
RBF Capital, LLC19,500$270.7K0.01%−500−2.5%Reduced
Brevan Howard Capital Management LP19,657$272.8K0.00%−4,504−18.6%Reduced
Manufacturers Life Insurance Company, The19,957$277.0K0.00%−37−0.2%Reduced
Russell Investments Group, Ltd.19,999$277.6K0.00%−23,150−53.7%Reduced
Envestnet Portfolio Solutions, Inc.20,060$278.4K0.00%+8,341+71.2%Added
Clear Harbor Asset Management, LLC20,246$281.0K0.02%−4,275−17.4%Reduced
Landscape Capital Management, L.L.C.20,259$281.2K0.02%−16,173−44.4%Reduced
SG Americas Securities, LLC20,789$289.0K0.00%−26,928−56.4%Reduced
First Citizens Bank & Trust Co20,855$289.5K0.00%+8,626+70.5%Added
Louisiana State Employees Retirement System20,900$290.1K0.00%−100−0.5%Reduced
Jupiter Topco LLC21,111$292.9K0.00%+21,111New
Mirabella Financial Services LLP22,156$307.5K0.03%+22,156New
Mirae Asset Global ETFs Holdings Ltd.22,712$315.2K0.00%−156−0.7%Reduced
Texas Yale Capital Corp.23,000$319.2K0.01%00.0%Unchanged
Shrier Wealth Management, LLC23,453$325.5K0.11%+5,835+33.1%Added
Prairieview Wealth Partners, LLC25,742$357.3K0.27%−4,000−13.4%Reduced
Lazard Asset Management LLC26,582$369.0K0.00%+26,582New
Barclays PLC28,294$392.7K0.00%+5,896+26.3%Added
MetLife Investment Management28,551$396.3K0.00%+1,175+4.3%Added
Zurcher Kantonalbank (Zurich Cantonalbank)28,773$399.4K0.00%+5,106+21.6%Added
Creative Planning29,616$411.1K0.00%+6,320+27.1%Added
Vanguard Asset Management, Ltd30,615$424.9K0.00%00.0%Unchanged
Thrivent Financial for Lutherans31,369$435.0K0.00%−312−1.0%Reduced
Group One Trading, L.P.31,841$442.0K0.01%+31,841New
The PNC Financial Services Group, Inc.32,422$450.0K0.00%+133+0.4%Added
Occudo Quantitative Strategies LP33,639$466.9K0.02%+33,639New
Salvus Wealth Management, LLC34,826$483.4K0.27%−3,106−8.2%Reduced
ExodusPoint Capital Management, LP34,982$485.6K0.00%−18,624−34.7%Reduced
Numerai GP LLC36,370$504.8K0.04%+36,370New
New Age Alpha Advisors, LLC37,712$523.4K0.02%+37,712New
Great West Life Assurance Co39,225$544.0K0.00%00.0%Unchanged
Oppenheimer & Co Inc41,501$576.0K0.01%+14,852+55.7%Added
Engineers Gate Manager LP41,960$582.4K0.01%+12,650+43.2%Added
Quantinno Capital Management LP45,220$627.7K0.00%−63,655−58.5%Reduced
Victory Capital Management Inc46,394$643.9K0.00%+26,874+137.7%Added
Renaissance Technologies LLC49,231$683.3K0.00%−17,900−26.7%Reduced
Prudential Financial Inc50,175$696.4K0.00%+630+1.3%Added
IMC-Chicago, LLC50,535$701.4K0.01%+4,364+9.5%Added
Citigroup Inc53,544$743.2K0.00%+11,358+26.9%Added
California State Teachers Retirement System54,179$752.0K0.00%+8,465+18.5%Added
Acadian Asset Management LLC56,536$781.0K0.00%+56,536New
Deutsche Bank AG56,728$787.4K0.00%+7,308+14.8%Added
Brown Advisory Inc57,476$797.8K0.00%+1,047+1.9%Added
Alliancebernstein L.P.50,321$948.0K0.00%00.0%Unchanged
New York State Teachers Retirement System68,710$954.0K0.00%−527−0.8%Reduced
Jane Street Group, LLC69,619$966.3K0.00%−207,867−74.9%Reduced
Wells Fargo & Company69,899$970.2K0.00%−28,782−29.2%Reduced
Price T Rowe Associates Inc73,289$1.02M0.00%+11,479+18.6%Added
State of Wisconsin Investment Board75,678$1.05M0.00%+1,224+1.6%Added
Ameriprise Financial Inc77,824$1.08M0.00%−2,881−3.6%Reduced
Schonfeld Strategic Advisors LLC86,639$1.20M0.01%+86,639New
Winton Group Ltd89,009$1.24M0.04%+18,916+27.0%Added
Swiss National Bank98,000$1.36M0.00%+1,000+1.0%Added
Skylands Capital, LLC98,425$1.37M0.17%+29,775+43.4%Added
Legal & General Group Plc102,920$1.43M0.00%−3,712−3.5%Reduced
Advisors Asset Management, Inc.114,375$1.59M0.02%−35,323−23.6%Reduced
Boothbay Fund Management, LLC118,403$1.64M0.03%−260,526−68.8%Reduced
Rhumbline Advisers118,915$1.65M0.00%−19,005−13.8%Reduced
Millennium Management LLC119,138$1.65M0.00%−109,258−47.8%Reduced
LPL Financial LLC122,316$1.70M0.00%+31,733+35.0%Added
Algert Global LLC132,470$1.84M0.02%+132,470New
Blair William & Co134,381$1.87M0.00%−32,140−19.3%Reduced
Tudor Investment Corp Et Al139,269$1.93M0.01%−423−0.3%Reduced
UBS Asset Management Americas Inc143,160$1.99M0.00%+6,459+4.7%Added
Caxton Associates LLP145,106$2.01M0.04%+92,227+174.4%Added
Y-Intercept (Hong Kong) Ltd154,019$2.14M0.04%+154,019New
Global Endowment Management, LP158,582$2.20M0.22%+140,140+759.9%Added
Public Sector Pension Investment Board164,109$2.28M0.01%−5,650−3.3%Reduced
FMR LLC165,173$2.29M0.00%−423,615−71.9%Reduced
Nuveen, LLC169,874$2.36M0.00%+1,374+0.8%Added
XTX Topco Ltd220,290$3.06M0.04%+190,966+651.2%Added
Squarepoint Ops LLC226,035$3.14M0.01%+174,787+341.1%Added
Principal Financial Group Inc233,633$3.24M0.00%+1,427+0.6%Added
Palliser Capital (UK) Ltd236,393$3.28M1.76%−98,051−29.3%Reduced
MYDA Advisors LLC240,000$3.33M0.81%+240,000New
Herald Investment Management Ltd242,600$3.36M0.46%00.0%Unchanged
BlackBarn Capital Partners LP250,000$3.47M0.86%−250,000−50.0%Reduced
Jump Financial, LLC251,745$3.49M0.03%+251,745New
Bank of America Corp254,861$3.54M0.00%−47,532−15.7%Reduced
JPMorgan Chase & Co267,486$3.55M0.00%−224,982−45.7%Reduced
Bank of New York Mellon Corp265,490$3.69M0.00%+921+0.3%Added
FourWorld Capital Management LLC265,500$3.69M4.71%00.0%Unchanged
Invesco Ltd.268,923$3.73M0.00%+26,497+10.9%Added
Susquehanna International Group, LLP280,790$3.90M0.00%+150,677+115.8%Added
D. E. Shaw & Co., Inc.284,694$3.95M0.00%−454,121−61.5%Reduced
PDT Partners, LLC296,439$4.11M0.22%+12,810+4.5%Added
Granahan Investment Management Inc302,653$4.20M0.15%−14,794−4.7%Reduced
BNP Paribas Arbitrage, SA328,127$4.55M0.00%+250,321+321.7%Added
Vanguard Fiduciary Trust Co344,108$4.78M0.00%+9,680+2.9%Added