Turtle Creek Asset Management Inc. - Jun 30, 2025 SCHEDULE 13G Report for COGENT COMMUNICATIONS HOLDINGS, INC. Common Stock (CCOI)

Filing Manager: Turtle Creek Asset Management Inc.
Reporting Manager: Turtle Creek Asset Management Inc.
Security: COGENT COMMUNICATIONS HOLDINGS, INC. Common Stock
Symbol: CCOI
Shares outstanding: 49M shares
Disclosed Ownership: 2.79M shares
Ownership: 5.7%
Form type: SCHEDULE 13G
Date filed: 8/14/2025, 05:31 PM
Date of event: Jun 30, 2025
Next filing: Nov 14, 2025
SEC: View on sec.gov

Reporting Managers (1)

Name	Ownership	Shares Owned	sole voting power	shared voting power	Signature	Title	CIK
Turtle Creek Asset Management Inc.	5.7%	2.79M	2.79M	0	/s/ Meaghan Einav	Meaghan Einav, Chief Compliance Officer