Lewis H. Ferguson, Director at COGENT COMMUNICATIONS HOLDINGS, INC. (CCOI), sold 850 shares at $73.78 ($63K) on 2021-09-01, disclosed to the SEC on 2021-09-01.
Open-market sale of $63k CCOI by Director. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.
| Filing → |
| CCOI | SELL | 2025-12-02 | $81K | — | Filing → |
| CCOI | SELL | 2025-05-29 | $52K | — | Filing → |
| CCOI | SELL | 2025-03-13 | $133K | — | Filing → |