Cogent Communications Holdings, Inc.

Broad Run Investment Management, LLC CCOI

Report date

12/31/2025

Quarter

2025 Q4

Filed

2/17/2026

Shares

663,700

Value ($000)

14,309

Weight

2.7%

2025 Q2 - 2025 Q4 (3 filings)

Shares History

History scope: non-option holdings only (PUT/CALL rows excluded).

All 13F Holders	Filing date	Value ($000s)	% of Holdings	Shares	Reporting period
2025 Q4	2/17/2026	14,309	2.7%	663,700	12/31/2025
2025 Q3	11/14/2025	24,699	4.0%	644,030	9/30/2025
2025 Q2	8/14/2025	32,681	5.0%	677,886	6/30/2025