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Buy Day today: Neutral (53) Mixed market breadth · no major macro event

Cogent Communications Group Inc (CCOI)

Communication Services Telecom Services
13.50 $
+2.0% vs. previous close
Closing price · As of: 31. Jul 2026

Who owns Cogent Communications Group Inc (CCOI)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 84.2% of the shares are freely tradable; institutional investors hold 102.8%.

Ownership Structure

Institutional ownership
102.8%
Insiders
4.2%
Float
84.2%
Short % of float
19.4%
Shares Outstanding
50Mio.

Largest Shareholders

Institutions

Institutions CCOI
Name Stake (%) Shares Change (%) Date
BlackRock Inc 14.13 7,075,372 -1.6 03/31/2026
Turtle Creek Asset Management Inc. 8.68 4,348,897 +7.7 03/31/2026
Vanguard Portfolio Management, LLC 5.49 2,748,759 +0.0 03/31/2026
EdgePoint Investment 4.56 2,283,378 +0.0 03/31/2026
State Street Corp 4.54 2,273,265 +9.8 03/31/2026
Vanguard Capital Management, LLC 4.23 2,120,531 +0.0 03/31/2026
Park West Asset Management LLC 3.86 1,935,201 +37.3 03/31/2026

Funds

Funds CCOI
Name Stake (%) Shares Change (%) Date
iShares Core S&P Small-Cap ETF 5.82 2,916,433 +0.0 07/30/2026
EdgePoint Global Growth and Income 3.83 1,917,054 +0.0 12/31/2025
EdgePoint Global Growth & Inc Port Sr F 3.83 1,917,054 +0.0 12/31/2025

Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.

Data as of: July 31, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)

Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.

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