InsiderTrades

Form 4 for CCOI COGENT COMMUNICATIONS HOLDINGS, INC.

Accepted 2025-06-09 00:00:00 ET · period of report 2025-06-06 · accession 0001415889-25-016300 · 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
2025-06-09 2025-06-06 CCOI KILMER HENRY W VP OF NETWORK STRATEGY S - Sale $47.95 -2,400 38.6K -6% -$115.1K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common common stock 2025-06-06 S D 2,400 $47.95 38,600 D — —