InsiderTrades

Form 4 for CCOI COGENT COMMUNICATIONS HOLDINGS, INC.

Accepted 2025-08-11 00:00:00 ET · period of report 2025-08-08 · accession 0001415889-25-021443 · 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
2025-08-11 2025-08-08 CCOI SCHAEFFER DAVE COB, CEO, AND Pres, Dir S - Sale $27.50 -818.9K 697.1K -54% -$22.52M

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common common stock 2025-08-08 S D 818,909 $27.50 697,143 D — — (F1) The sales reported on this Form 4 represent a non-volitional transfer of Common Stock by the Reporting Person to one of the Reporting Person's lenders effectuated by the lender pursuant to the Reporting Person's margin loan facility. The lender then sold the Common Stock in a private block sale at an approximately 9% discount to the then market price.