InsiderTrades

Form 4 for CCOI COGENT COMMUNICATIONS HOLDINGS, INC.

Accepted 2026-01-05 00:00:00 ET · period of report 2025-12-31 · accession 0001599812-26-000003 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
2026-01-05 2025-12-31 CCOI KILMER HENRY W VP OF NETWORK STRATEGY A - Grant $0.00 +9,600 43.4K +28% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common common stock 2025-12-31 A A 9,600 $0.00 43,400 D — — (F1) The award of restricted stock shall vest in one third of the grant on January 1 of each of 2027, 2028 and 2029.