Henry W. Kilmer, VP OF NETWORK STRATEGY at COGENT COMMUNICATIONS HOLDINGS, INC. (CCOI), sold 4,800 shares at $19.79 ($95K) on 2025-12-08, disclosed to the SEC on 2025-12-08.
Seasonal sale ($95k) by VP OF NETWORK STRATEGY — this insider has traded CCOI in December in at least three consecutive prior years. Pattern-driven, low signal.
Nothing distinguishes this filing.
| Filing → |
| CCOI | SELL | 2026-03-09 | $56K | — | Filing → |
| CCOI | SELL | 2025-09-05 | $89K | — | Filing → |
| CCOI | SELL | 2025-06-09 | $115K | — | Filing → |