CCOI COGENT COMMUNICATIONS HOLDINGS, INC.
Nasdaq · SEC CIK 1158324 · EDGAR
- Bought, last 12 months
- $0 0 purchases by 0 insiders
- Sold, last 12 months
- $995.5K 15 sales by 4 insiders
- Filings on record
- 408 since 2021-07-02, latest 2026-09-15 17:50
BoughtSold
Most active insiders, 12 months
| Insider | Title | Bought | Sold |
|---|---|---|---|
| WEED THADDEUS GERARD | VP, CFO | — | $411.8K |
| KILMER HENRY W | VP OF NETWORK STRATEGY | — | $214.0K |
| FERGUSON Lewis H | Dir | — | $189.2K |
| Kennedy Sheryl Lynn | Dir | — | $180.6K |
| Harris Mark Andrew | VP, Chief Revenue Off | — | — |
| Howard Eve N | Dir | — | — |
| Howell Deneen C | Dir | — | — |
| de Sa Paul | Dir | — | — |
| Chang John B. | VP, CLO | — | — |
| Montagner Marc | Dir | — | — |
Transactions 422
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-09-15 17:50 | 2026-09-15 | CCOI | KILMER HENRY W | VP OF NETWORK STRATEGY | S - Sale | $9.21 | -2,400 | 36.2K | -6% | -$22.1K | |
| 2026-09-03 09:45 | 2026-09-02 | CCOI | WEED THADDEUS GERARD | VP, CFO | S - Sale | $9.37 | -4,850 | 193.1K | -2% | -$45.4K | |
| 2026-07-01 17:17 | 2026-06-30 | CCOI | Howell Deneen C | Dir | A - Grant | $0.00 | +3,445 | 32.3K | +12% | $0 | |
| 2026-07-01 16:52 | 2026-06-30 | CCOI | BROOKS STEVEN D | Dir | A - Grant | $0.00 | +3,445 | 58.7K | +6% | $0 | |
| 2026-07-01 11:21 | 2026-06-30 | CCOI | de Sa Paul | Dir | A - Grant | $0.00 | +3,445 | 33.8K | +11% | $0 | |
| 2026-07-01 11:21 | 2026-06-30 | CCOI | Howard Eve N | Dir | A - Grant | $0.00 | +3,445 | 27.3K | +14% | $0 | |
| 2026-06-30 17:04 | 2026-06-30 | CCOI | FERGUSON Lewis H | Dir | A - Grant | $0.00 | +3,445 | 24.5K | +16% | $0 | |
| 2026-06-30 17:03 | 2026-06-30 | CCOI | Kennedy Sheryl Lynn | Dir | A - Grant | $0.00 | +3,445 | 13.7K | +34% | $0 | |
| 2026-06-30 17:03 | 2026-06-30 | CCOI | Montagner Marc | Dir | A - Grant | $0.00 | +3,445 | 99.8K | +4% | $0 | |
| 2026-06-16 16:25 | 2026-06-16 | CCOI | WEED THADDEUS GERARD | VP, CFO | S - Sale | $16.79 | -4,850 | 197.9K | -2% | -$81.4K | |
| 2026-06-15 16:24 | 2026-06-15 | CCOI | KILMER HENRY W | VP OF NETWORK STRATEGY | S - Sale | $17.01 | -2,400 | 38.6K | -6% | -$40.8K | |
| 2026-05-28 16:01 | 2026-05-28 | CCOI | FERGUSON Lewis H | Dir | S - Sale | $20.36 | -2,800 | 21.1K | -12% | -$57.0K | |
| 2026-05-18 16:12 | 2026-05-14 | CCOI | Kennedy Sheryl Lynn | Dir | S - Sale | $16.22 | -3,300 | 10.2K | -24% | -$53.5K | |
| 2026-05-04 16:22 | 2026-05-04 | CCOI | SCHAEFFER DAVE | COB, CEO, AND Pres, Dir | A - Grant | $0.00 | +1.00M | 1.61M | +164% | $0 | |
| 2026-05-04 16:22 | 2026-05-04 | CCOI | SCHAEFFER DAVE | COB, CEO, AND Pres, Dir | G - Gift | $0.00 | -1.00M | 609.1K | -62% | $0 | |
| I | 2026-05-04 16:22 | 2026-05-04 | CCOI | SCHAEFFER DAVE | COB, CEO, AND Pres, Dir | G - Gift | $0.00 | +1.00M | 1.26M | +386% | $0 |
| 2026-04-02 16:26 | 2026-04-01 | CCOI | SCHAEFFER DAVE | COB, CEO, AND Pres, Dir | D - Sale to Iss | $0.00 | -58.7K | 638.5K | -8% | $0 | |
| 2026-04-02 16:26 | 2026-04-01 | CCOI | SCHAEFFER DAVE | COB, CEO, AND Pres, Dir | G - Gift | $0.00 | -29.3K | 609.1K | -5% | $0 | |
| I | 2026-04-02 16:26 | 2026-04-01 | CCOI | SCHAEFFER DAVE | COB, CEO, AND Pres, Dir | G - Gift | $0.00 | +29.3K | 259.0K | +13% | $0 |
| 2026-03-31 | 2026-03-31 | CCOI | de Sa Paul | Dir | A - Grant | $0.00 | +3,445 | 30.3K | +13% | $0 | |
| 2026-03-31 | 2026-03-31 | CCOI | Howard Eve N | Dir | A - Grant | $0.00 | +3,445 | 23.9K | +17% | $0 | |
| 2026-03-31 | 2026-03-31 | CCOI | BROOKS STEVEN D | Dir | A - Grant | $0.00 | +3,445 | 55.2K | +7% | $0 | |
| 2026-03-31 | 2026-03-31 | CCOI | FERGUSON Lewis H | Dir | A - Grant | $0.00 | +3,445 | 23.9K | +17% | $0 | |
| 2026-03-31 | 2026-03-31 | CCOI | Howell Deneen C | Dir | A - Grant | $0.00 | +3,445 | 28.9K | +14% | $0 | |
| 2026-03-31 | 2026-03-31 | CCOI | Kennedy Sheryl Lynn | Dir | A - Grant | $0.00 | +3,445 | 13.5K | +34% | $0 | |
| 2026-03-31 | 2026-03-31 | CCOI | Montagner Marc | Dir | A - Grant | $0.00 | +3,445 | 96.4K | +4% | $0 | |
| 2026-03-09 | 2026-03-06 | CCOI | KILMER HENRY W | VP OF NETWORK STRATEGY | S - Sale | $23.35 | -2,400 | 41.0K | -6% | -$56.0K | |
| 2026-03-05 | 2026-03-05 | CCOI | WEED THADDEUS GERARD | VP, CFO | S - Sale | $22.63 | -4,850 | 202.8K | -2% | -$109.8K | |
| 2026-03-05 | 2026-03-05 | CCOI | Kennedy Sheryl Lynn | Dir | S - Sale | $22.99 | -3,300 | 10.1K | -25% | -$75.9K | |
| 2026-03-05 | 2026-03-05 | CCOI | FERGUSON Lewis H | Dir | S - Sale | $23.03 | -2,206 | 20.4K | -10% | -$50.8K | |
| M | 2026-01-05 | 2025-12-31 | CCOI | Chang John B. | VP, CLO | A - Grant | $0.00 | +109.6K | 88.8K | New | $0 |
| 2026-01-05 | 2025-12-31 | CCOI | de Sa Paul | Dir | A - Grant | $0.00 | +3,388 | 26.9K | +14% | $0 | |
| M | 2026-01-05 | 2025-12-31 | CCOI | Harris Mark Andrew | VP, Chief Revenue Off | A - Grant | $0.00 | +105.0K | 110.2K | +2,032% | $0 |
| 2026-01-05 | 2025-12-31 | CCOI | BROOKS STEVEN D | Dir | A - Grant | $0.00 | +3,388 | 51.8K | +7% | $0 | |
| 2026-01-05 | 2025-12-31 | CCOI | FERGUSON Lewis H | Dir | A - Grant | $0.00 | +3,388 | 22.7K | +18% | $0 | |
| I | 2026-01-05 | 2025-12-31 | CCOI | SCHAEFFER DAVE | COB, CEO, AND Pres, Dir | G - Gift | $0.00 | +229.7K | 229.7K | New | $0 |
| 2026-01-05 | 2025-12-31 | CCOI | SCHAEFFER DAVE | COB, CEO, AND Pres, Dir | G - Gift | $0.00 | -229.7K | 697.1K | -25% | $0 | |
| 2026-01-05 | 2025-12-31 | CCOI | SCHAEFFER DAVE | COB, CEO, AND Pres, Dir | A - Grant | $0.00 | +229.7K | 926.8K | +33% | $0 | |
| 2026-01-05 | 2025-12-31 | CCOI | KILMER HENRY W | VP OF NETWORK STRATEGY | A - Grant | $0.00 | +9,600 | 43.4K | +28% | $0 | |
| 2026-01-05 | 2025-12-31 | CCOI | Montagner Marc | Dir | A - Grant | $0.00 | +3,388 | 93.0K | +4% | $0 | |
| 2026-01-05 | 2025-12-31 | CCOI | Howell Deneen C | Dir | A - Grant | $0.00 | +3,388 | 25.4K | +15% | $0 | |
| 2026-01-05 | 2025-12-31 | CCOI | Kennedy Sheryl Lynn | Dir | A - Grant | $0.00 | +3,388 | 13.4K | +34% | $0 | |
| 2026-01-05 | 2025-12-31 | CCOI | Howard Eve N | Dir | A - Grant | $0.00 | +3,388 | 20.4K | +20% | $0 | |
| M | 2026-01-05 | 2025-12-31 | CCOI | WEED THADDEUS GERARD | VP, CFO | A - Grant | $0.00 | +119.4K | 207.6K | +135% | $0 |
| 2025-12-12 | 2025-12-11 | CCOI | WEED THADDEUS GERARD | VP, CFO | S - Sale | $23.99 | -7,300 | 88.2K | -8% | -$175.1K | |
| 2025-12-08 | 2025-12-08 | CCOI | KILMER HENRY W | VP OF NETWORK STRATEGY | S - Sale | $19.79 | -4,800 | 33.8K | -12% | -$95.0K | |
| 2025-12-03 | 2025-12-01 | CCOI | WEED THADDEUS GERARD | VP, CFO | A - Grant | $0.00 | +2,400 | 95.5K | +3% | $0 | |
| 2025-12-02 | 2025-12-01 | CCOI | KILMER HENRY W | VP OF NETWORK STRATEGY | S - Sale | $0.00 | +2,400 | 38.6K | +7% | $0 | |
| 2025-12-02 | 2025-12-02 | CCOI | FERGUSON Lewis H | Dir | S - Sale | $20.34 | -4,000 | 19.3K | -17% | -$81.4K | |
| 2025-12-02 | 2025-12-01 | CCOI | Chang John B. | VP, CLO | A - Grant | $0.00 | +2,400 | 79.2K | +3% | $0 | |
| 2025-11-12 | 2025-11-11 | CCOI | Kennedy Sheryl Lynn | Dir | S - Sale | $21.34 | -2,400 | 10.0K | -19% | -$51.2K | |
| 2025-10-02 | 2025-09-30 | CCOI | de Sa Paul | Dir | A - Grant | $0.00 | +2,395 | 23.5K | +11% | $0 | |
| 2025-10-02 | 2025-09-30 | CCOI | FERGUSON Lewis H | Dir | A - Grant | $0.00 | +2,395 | 23.3K | +11% | $0 | |
| 2025-10-01 | 2025-09-30 | CCOI | Kennedy Sheryl Lynn | Dir | A - Grant | $0.00 | +2,395 | 12.4K | +24% | $0 | |
| 2025-10-01 | 2025-09-30 | CCOI | Howell Deneen C | Dir | A - Grant | $0.00 | +2,395 | 22.1K | +12% | $0 | |
| 2025-10-01 | 2025-09-30 | CCOI | Howard Eve N | Dir | A - Grant | $0.00 | +2,395 | 17.0K | +16% | $0 | |
| 2025-10-01 | 2025-09-30 | CCOI | Montagner Marc | Dir | A - Grant | $0.00 | +2,395 | 89.6K | +3% | $0 | |
| 2025-10-01 | 2025-09-30 | CCOI | BROOKS STEVEN D | Dir | A - Grant | $0.00 | +2,395 | 48.4K | +5% | $0 | |
| 2025-09-05 | 2025-09-05 | CCOI | KILMER HENRY W | VP OF NETWORK STRATEGY | S - Sale | $36.99 | -2,400 | 36.2K | -6% | -$88.8K | |
| 2025-09-03 | 2025-09-02 | CCOI | Harris Mark Andrew | VP, Chief Revenue Off | A - Grant | $0.00 | +668 | 5,168 | +15% | $0 | |
| 2025-09-02 | 2025-09-02 | CCOI | WEED THADDEUS GERARD | VP, CFO | S - Sale | $36.98 | -4,900 | 93.1K | -5% | -$181.2K | |
| 2025-08-21 | 2025-08-21 | CCOI | Kennedy Sheryl Lynn | Dir | S - Sale | $36.35 | -2,000 | 10.0K | -17% | -$72.7K | |
| 2025-08-11 | 2025-08-08 | CCOI | SCHAEFFER DAVE | COB, CEO, AND Pres, Dir | S - Sale | $27.50 | -818.9K | 697.1K | -54% | -$22.52M | |
| 2025-08-08 | 2025-08-07 | CCOI | SCHAEFFER DAVE | COB, CEO, AND Pres, Dir | S - Sale | $32.60 | -1.84M | 1.52M | -55% | -$60.01M | |
| 2025-07-01 | 2025-06-30 | CCOI | FERGUSON Lewis H | Dir | A - Grant | $0.00 | +1,968 | 20.9K | +10% | $0 | |
| 2025-07-01 | 2025-06-30 | CCOI | Kennedy Sheryl Lynn | Dir | A - Grant | $0.00 | +1,968 | 12.0K | +20% | $0 | |
| 2025-07-01 | 2025-06-30 | CCOI | de Sa Paul | Dir | A - Grant | $0.00 | +1,968 | 21.1K | +10% | $0 | |
| 2025-07-01 | 2025-06-30 | CCOI | BROOKS STEVEN D | Dir | A - Grant | $0.00 | +1,968 | 46.0K | +4% | $0 | |
| 2025-07-01 | 2025-06-30 | CCOI | Howell Deneen C | Dir | A - Grant | $0.00 | +1,968 | 19.7K | +11% | $0 | |
| 2025-07-01 | 2025-06-30 | CCOI | Howard Eve N | Dir | A - Grant | $0.00 | +1,968 | 14.6K | +16% | $0 | |
| 2025-07-01 | 2025-06-30 | CCOI | Montagner Marc | Dir | A - Grant | $0.00 | +1,968 | 87.2K | +2% | $0 | |
| M | 2025-06-16 | 2025-06-13 | CCOI | SCHAEFFER DAVE | COB, CEO, AND Pres, Dir | S - Sale | $47.41 | -55.0K | 3.43M | -2% | -$2.61M |
| M | 2025-06-16 | 2025-06-16 | CCOI | SCHAEFFER DAVE | COB, CEO, AND Pres, Dir | S - Sale | $47.11 | -70.0K | 3.36M | -2% | -$3.30M |
| M | 2025-06-12 | 2025-06-12 | CCOI | SCHAEFFER DAVE | COB, CEO, AND Pres, Dir | S - Sale | $47.86 | -55.0K | 3.49M | -2% | -$2.63M |
| M | 2025-06-12 | 2025-06-11 | CCOI | SCHAEFFER DAVE | COB, CEO, AND Pres, Dir | S - Sale | $48.51 | -55.0K | 3.55M | -2% | -$2.67M |
| M | 2025-06-10 | 2025-06-10 | CCOI | SCHAEFFER DAVE | COB, CEO, AND Pres, Dir | S - Sale | $48.68 | -55.0K | 3.61M | -2% | -$2.68M |
| M | 2025-06-09 | 2025-06-09 | CCOI | SCHAEFFER DAVE | COB, CEO, AND Pres, Dir | S - Sale | $48.64 | -55.0K | 3.65M | -1% | -$2.68M |
| M | 2025-06-09 | 2025-06-05 | CCOI | SCHAEFFER DAVE | COB, CEO, AND Pres, Dir | S - Sale | $47.30 | -75.0K | 3.78M | -2% | -$3.55M |
| 2025-06-09 | 2025-06-06 | CCOI | KILMER HENRY W | VP OF NETWORK STRATEGY | S - Sale | $47.95 | -2,400 | 38.6K | -6% | -$115.1K | |
| 2025-06-09 | 2025-06-09 | CCOI | WEED THADDEUS GERARD | VP, CFO | S - Sale | $48.04 | -4,900 | 98.0K | -5% | -$235.4K | |
| A | 2025-06-09 | 2024-12-01 | CCOI | KILMER HENRY W | VP OF NETWORK STRATEGY | A - Grant | $0.00 | +2,400 | 38.6K | +7% | $0 |
| M | 2025-06-09 | 2025-06-06 | CCOI | SCHAEFFER DAVE | COB, CEO, AND Pres, Dir | S - Sale | $47.78 | -80.0K | 3.70M | -2% | -$3.82M |
| 2025-06-06 | 2025-06-04 | CCOI | BUBECK JAMES | Chief REVENUE Off | S - Sale | $47.50 | -2,000 | 55.1K | -4% | -$95.0K | |
| M | 2025-06-05 | 2025-06-04 | CCOI | SCHAEFFER DAVE | COB, CEO, AND Pres, Dir | S - Sale | $47.76 | -75.0K | 3.88M | -2% | -$3.58M |
| M | 2025-06-04 | 2025-06-03 | CCOI | SCHAEFFER DAVE | COB, CEO, AND Pres, Dir | S - Sale | $46.97 | -65.0K | 3.95M | -2% | -$3.05M |
| M | 2025-06-03 | 2025-06-02 | CCOI | SCHAEFFER DAVE | COB, CEO, AND Pres, Dir | S - Sale | $46.32 | -65.0K | 4.00M | -2% | -$3.01M |
| 2025-06-03 | 2025-06-02 | CCOI | Chang John B. | VP, CLO | G - Gift | $0.00 | -398 | 76.8K | -0.5% | $0 | |
| 2025-06-02 | 2025-05-30 | CCOI | SCHAEFFER DAVE | COB, CEO, AND Pres, Dir | S - Sale | $45.90 | -25.0K | 4.06M | -0.6% | -$1.15M | |
| 2025-05-30 | 2025-05-29 | CCOI | SCHAEFFER DAVE | COB, CEO, AND Pres, Dir | S - Sale | $46.90 | -25.0K | 4.09M | -0.6% | -$1.17M | |
| 2025-05-29 | 2025-05-28 | CCOI | SCHAEFFER DAVE | COB, CEO, AND Pres, Dir | S - Sale | $47.41 | -20.0K | 4.11M | -0.5% | -$948.2K | |
| 2025-05-29 | 2025-05-28 | CCOI | FERGUSON Lewis H | Dir | S - Sale | $47.57 | -1,100 | 18.9K | -5% | -$52.3K | |
| 2025-05-29 | 2025-05-28 | CCOI | WEED THADDEUS GERARD | VP, CFO | S - Sale | $47.67 | -100 | 102.9K | -0.1% | -$4,767 | |
| 2025-05-28 | 2025-05-27 | CCOI | SCHAEFFER DAVE | COB, CEO, AND Pres, Dir | S - Sale | $48.67 | -20.0K | 4.13M | -0.5% | -$973.4K | |
| 2025-05-27 | 2025-05-23 | CCOI | SCHAEFFER DAVE | COB, CEO, AND Pres, Dir | S - Sale | $46.93 | -25.0K | 4.15M | -0.6% | -$1.17M | |
| 2025-05-23 | 2025-05-22 | CCOI | SCHAEFFER DAVE | COB, CEO, AND Pres, Dir | S - Sale | $46.27 | -25.0K | 4.18M | -0.6% | -$1.16M | |
| 2025-05-22 | 2025-05-21 | CCOI | SCHAEFFER DAVE | COB, CEO, AND Pres, Dir | S - Sale | $46.81 | -40.0K | 4.20M | -0.9% | -$1.87M | |
| 2025-05-21 | 2025-05-20 | CCOI | SCHAEFFER DAVE | COB, CEO, AND Pres, Dir | S - Sale | $49.96 | -15.0K | 4.24M | -0.4% | -$749.4K | |
| 2025-05-19 | 2025-05-16 | CCOI | SCHAEFFER DAVE | COB, CEO, AND Pres, Dir | S - Sale | $51.00 | -15.0K | 4.26M | -0.4% | -$765.0K | |
| A | 2025-05-19 | 2025-05-16 | CCOI | WEED THADDEUS GERARD | VP, CFO | S - Sale | — | 0 | 103.0K | New | — |
| 2025-05-16 | 2025-05-15 | CCOI | SCHAEFFER DAVE | COB, CEO, AND Pres, Dir | S - Sale | $50.38 | -40.0K | 4.27M | -0.9% | -$2.02M |
Purchase Sale Sale after option exercise All abbreviations