CCOI · ISSUER CIK 1158324
COGENT COMMUNICATIONS HOLDINGS, INC.
Between Aug 1, 2026 and Oct 29, 2026, 9 COGENT COMMUNICATIONS HOLDINGS, INC. insiders reported $0.00 of open-market purchases and $68K of sales on SEC Form 4.
↗9 insiders filed
Original Form 4 filings from Aug 1, 2026 to Oct 29, 2026. 0 of 2 sales were reported under a 10b5-1 plan.
$0.00Insider buying
$68KInsider selling
−$68KNet open-market
Sep 30, 2026Latest filing
| Ticker | Insider | Type | Owned | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sep 30, 202618:29 | Sep 30, 2026 | CCOI | Director | A · Grant | — | +3,445 | 103,287 | +3% | — | ||
| Sep 30, 202618:28 | Sep 30, 2026 | CCOI | Director | A · Grant | — | +3,445 | 17,135 | +25% | — | ||
| Sep 30, 202618:27 | Sep 30, 2026 | CCOI | Director | A · Grant | — | +3,445 | 35,775 | +11% | — | ||
| Sep 30, 202618:26 | Sep 30, 2026 | CCOI | Director | A · Grant | — | +3,445 | 30,751 | +13% | — | ||
| Sep 30, 202618:24 | Sep 30, 2026 | CCOI | Director | A · Grant | — | +3,445 | 27,984 | +14% | — | ||
| Sep 30, 202618:24 | Sep 30, 2026 | CCOI | Director | A · Grant | — | +3,445 | 37,237 | +10% | — | ||
| Sep 30, 202618:22 | Sep 30, 2026 | CCOI | Director | A · Grant | — | +3,445 | 62,138 | +6% | — | ||
| Sep 15, 202617:50 | Sep 15, 2026 | CCOI | VP OF NETWORK STRATEGY | S · Sell | $9.21 | −2,400 | 36,200 | -6% | −$22K | ||
| Sep 3, 202609:45 | Sep 2, 2026 | CCOI | VICE PRESIDENT, CFO | S · Sell | $9.37 | −4,850 | 193,050 | -2% | −$45K |