SEC Form 4 · accession 0001599812-26-000008
COGENT COMMUNICATIONS HOLDINGS, INC. · CCOI
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Henry W Kilmer
Officer — VP OF NETWORK STRATEGY
Period of report
Sep 15, 2026
Accepted (ET)
Sep 15, 2026 · 5:50 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0001158324
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| common stock | Sep 15, 2026 | S | 2,400 | $9.21 | D | 36,200 | D |
Table II — derivative securities
No Table II lines on this filing.