Disclosure 0001599812-26-000008-1

SEC FORM 4

$22,104.00

COGENT COMMUNICATIONS HOLDINGS, INC. (CCOI)

Sale of 2,400 shares at $9.21 per share.

Reporting Person KILMER HENRY W · Officer Title VP OF NETWORK STRATEGY · Transaction Code S

Traded Sep 15, 2026 · Disclosed Sep 15, 2026

Source: SEC Form 4 · 0001599812-26-000008 · filed 2026-09-15 · View filing →

Composed from the Form 4 as filed with the SEC. Share counts, prices and dates are the filing's own; the disclosure lag is counted in business days from the transaction date to the filing date. What is a Form 4?

Cite this card

Desq Long. "COGENT COMMUNICATIONS HOLDINGS, INC. (CCOI)." Disclosed 2026-09-15. https://desqlong.com/cards/0001599812-26-000008-1 (retrieved 2026-09-26).