InsiderTrades

Form 4 for CCOI COGENT COMMUNICATIONS HOLDINGS, INC.

Accepted 2026-06-30 17:03:13 ET · period of report 2026-06-30 · accession 0001456823-26-000008 · 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
2026-06-30 17:03 2026-06-30 CCOI Montagner Marc Dir A - Grant $0.00 +3,445 99.8K +4% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common common stock 2026-06-30 A A 3,445 $0.00 99,842 D — — (F1) The shares of common stock reported reflects a quarterly payment to directors for Q2 2026 service. All shares are owned directly by Mr. Montagner, a director of Cogent Communications Holdings, Inc.