InsiderTrades

Form 4 for CCOI COGENT COMMUNICATIONS HOLDINGS, INC.

Accepted 2025-05-29 00:00:00 ET · period of report 2025-05-28 · accession 0001415889-25-014850 · 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
2025-05-29 2025-05-28 CCOI WEED THADDEUS GERARD VP, CFO S - Sale $47.67 -100 102.9K -0.1% -$4,767

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common common stock 2025-05-28 S D 100 $47.67 102,900 D — —