InsiderTrades

Form 4 for CCOI COGENT COMMUNICATIONS HOLDINGS, INC.

Accepted 2025-03-07 00:00:00 ET · period of report 2025-03-05 · accession 0001415889-25-007317 · 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
2025-03-07 2025-03-05 CCOI Chang John B. VP, CLO G - Gift $0.00 -715 78.7K -0.9% $0
I 2025-03-07 2025-03-05 CCOI Chang John B. VP, CLO G - Gift $0.00 +715 2,585 +38% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common common stock 2025-03-05 G D 715 $0.00 78,715 D — — (F1) The reporting person disposed of 715 shares by gift to two family members.
2 Common common stock 2025-03-05 G A 715 $0.00 2,585 I By minor children — —