COGENT COMMUNICATIONS HOLDINGS, INC. (CCOI) has 458 open-market insider trades by 25 insiders since 2006. Over the last six months insiders net sold $300K. The most active filer is Thaddeus Gerard Weed, President & CFO +1.
| Name | Title | Tier | Trades | Value | Last Trade |
|---|---|---|---|---|---|
| Dave Schaeffer | CEOChairmanPres | — | 49 | $318.0M | 2026-05-04 |
| Europe Te Lecom & Media Fund Ii Lp Bnp | — | — | 2 | $70.6M | 2007-03-23 |
| Thaddeus Gerard Weed | PresCFOVP | — | 58 | $16.2M | 2026-06-16 |
| Edward F. Glassmeyer | Dir | — | 1 | $16.1M | 2007-01-08 |
| Blake Bath | Dir | — | 14 | $8.2M | 2025-03-31 |
| Investment Partners Ix L. P. Oak | 10% | — | 1 | $7.7M | 2006-06-07 |
| Henry W. Kilmer | VP | — | 43 | $6.8M | 2026-09-15 |
| Raymond B. Kummer | CTOVP | — | 41 | $5.6M | 2023-01-03 |
| James Bubeck | CRO | — | 34 | $4.6M | 2025-06-04 |
| Marc Montagner | Dir | — | 11 | $4.5M | 2026-09-30 |
| Insider | Title | Type | Value | Date |
|---|---|---|---|---|
| Henry W. Kilmer | VP | Sell | $22K | 2026-09-15 |
| Robert N. Beury Jr. | President & CFO +1 | Sell | $45K | 2026-09-02 |
| Thaddeus Gerard Weed | President & CFO +1 | Sell | $81K | 2026-06-16 |
| Henry W. Kilmer | VP | Sell | $41K | 2026-06-15 |
| Lewis H. Ferguson | Director | Sell | $57K | 2026-05-28 |
| Sheryl Lynn Kennedy | Director | Sell | $54K |
Companies that share insiders with CCOI, and sector peers with recent insider buying. Related by who files, not by how the stocks move.
| 2026-05-14 |
| Henry W. Kilmer | VP OF NETWORK STRATEGY | Sell | $56K | 2026-03-06 |
| Thaddeus Gerard Weed | President & CFO | Sell | $110K | 2026-03-05 |
| Lewis H. Ferguson | Director | Sell | $51K | 2026-03-05 |
| Sheryl Lynn Kennedy | Director | Sell | $76K | 2026-03-05 |
| Thaddeus Gerard Weed | President & CFO +1 | Sell | $175K | 2025-12-11 |
| Henry W. Kilmer | VP | Sell | $95K | 2025-12-08 |
| Lewis H. Ferguson | Director | Sell | $81K | 2025-12-02 |
| Sheryl Lynn Kennedy | Director | Sell | $51K | 2025-11-11 |
| Henry W. Kilmer | VP | Sell | $89K | 2025-09-05 |