Stock Ownership/CCOI

COGENT COMM HOLDINGS INC (CCOI): Ownership & Insider Activity

Hedge funds and institutional managers reporting a position in CCOI · Communication Services. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.

Reported Holders
16
13F filers
Aggregate Value
$72.2M
Across holders
Last Price
$9.49
2026-08-24
Sector
Communication Services
GICS
Quarterly fund activity8 increased7 reduced3 exited
Full exits: Point72 Asset Management, L.P., Magnetar Financial LLC, Man Group plc
Institutional Holders of CCOI
↗
16 holders
Manager⇅Type⇅Shares⇅Market Value▼% of Total⇅% of Portfolio⇅Action⇅QoQ Change⇅Quarter⇅
EdgePoint Investment Group Inc.
CIK 0001481669
Hedge Fund2.28M$31.7M43.9%0.2%Unchanged+$0Q2 2026
CITADEL ADVISORS LLC
CIK 0001423053
Hedge Fund1.17M$16.3M22.5%0.0%Added+$12.9MQ2 2026
AQR CAPITAL MANAGEMENT LLC
CIK 0001167557
Hedge Fund616K$8.5M11.8%0.0%Added+$8.5MQ2 2026
SHAW D E & CO INC
CIK 0001009207
Hedge Fund285K$4.0M5.5%0.0%Reduced$-11.9MQ2 2026
Squarepoint Ops LLC
CIK 0001642575
Hedge Fund226K$3.1M4.3%0.0%Added+$2.4MQ2 2026
CAXTON ASSOCIATES LLP
CIK 0002051323
Hedge Fund145K$2.0M2.8%0.0%Added+$1.3MQ2 2026
TUDOR INVESTMENT CORP ET AL
CIK 0000923093
Hedge Fund139K$1.9M2.7%0.0%Reduced+$1.7MQ2 2026
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
Hedge Fund119K$1.7M2.3%0.0%Reduced$-1.5MQ2 2026
Schonfeld Strategic Advisors LLC
CIK 0001665241
Hedge Fund87K$1.2M1.7%0.0%Added—Q2 2026
RENAISSANCE TECHNOLOGIES LLC
CIK 0001037389
Hedge Fund49K$683K0.9%0.0%Reduced$-248KQ2 2026
EdgePoint Investment Group Inc.Unchanged
Hedge Fund
$31.7M· 43.9% of total· 0.2% port· 2.28M sh· +$0 QoQ· Q2 2026
CITADEL ADVISORS LLCAdded
Hedge Fund
$16.3M· 22.5% of total· 0.0% port· 1.17M sh· +$12.9M QoQ· Q2 2026
AQR CAPITAL MANAGEMENT LLCAdded
Hedge Fund
$8.5M· 11.8% of total· 0.0% port· 616K sh· +$8.5M QoQ· Q2 2026
SHAW D E & CO INCReduced
Hedge Fund
$4.0M· 5.5% of total· 0.0% port· 285K sh· $-11.9M QoQ· Q2 2026
Squarepoint Ops LLCAdded
Hedge Fund
$3.1M· 4.3% of total· 0.0% port· 226K sh· +$2.4M QoQ· Q2 2026
CAXTON ASSOCIATES LLPAdded
Hedge Fund
$2.0M· 2.8% of total· 0.0% port· 145K sh· +$1.3M QoQ· Q2 2026
TUDOR INVESTMENT CORP ET ALReduced
Hedge Fund
$1.9M· 2.7% of total· 0.0% port· 139K sh· +$1.7M QoQ· Q2 2026
MILLENNIUM MANAGEMENT LLCReduced
Hedge Fund
$1.7M· 2.3% of total· 0.0% port· 119K sh· $-1.5M QoQ· Q2 2026
Schonfeld Strategic Advisors LLCAdded
Hedge Fund
$1.2M· 1.7% of total· 0.0% port· 87K sh· — QoQ· Q2 2026
RENAISSANCE TECHNOLOGIES LLCReduced
Hedge Fund
$683K· 0.9% of total· 0.0% port· 49K sh· $-248K QoQ· Q2 2026
ExodusPoint Capital Management, LPAdded
Hedge Fund
$486K· 0.7% of total· 0.0% port· 35K sh· — QoQ· Q2 2026
Brevan Howard Capital Management LPReduced
Hedge Fund
$273K· 0.4% of total· 0.0% port· 20K sh· $-63K QoQ· Q2 2026
Walleye Capital LLCReduced
Hedge Fund
$170K· 0.2% of total· 0.0% port· 12K sh· $-3.2M QoQ· Q2 2026
TWO SIGMA INVESTMENTS, LPAdded
Hedge Fund
$163K· 0.2% of total· 0.0% port· 12K sh· — QoQ· Q2 2026
Fulcrum Asset Management LLPAdded
Hedge Fund
$61K· 0.1% of total· 0.0% port· 5K sh· — QoQ· Q2 2026
Rockefeller Capital Management L.P.Reduced
Hedge Fund
$202· 0.0% of total· 0.0% port· 14 sh· $-2K QoQ· Q2 2026
1–10 of 16
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