InsiderTrades

Form 4 for CCOI COGENT COMMUNICATIONS HOLDINGS, INC.

Accepted 2025-05-14 00:00:00 ET · period of report 2025-05-12 · accession 0001415889-25-012870 · 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
M 2025-05-14 2025-05-12+ CCOI SCHAEFFER DAVE COB, CEO, AND Pres, Dir S - Sale $50.38 -54.0K 4.34M -1% -$2.72M

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common common stock 2025-05-12 S D 11,372 $50.10 4,384,349 D — —
2 Common common stock 2025-05-13 S D 42,628 $50.45 4,341,721 D — —