| 2021-06-02 | Sale | Cogent Communications Holdings, Inc. CCOI | VP Construction | 2,400 0.0052% | $75.18 | $180,440 | -3.23% | |
| 2021-03-12 | Sale | Cogent Communications Holdings, Inc. CCOI | VP Construction | 4,000 0.0085% | $63.30 | $253,200 | +16.35% | |
| 2021-03-05 | Sale | Cogent Communications Holdings, Inc. CCOI | VP Construction | 1,200 0.0026% | $57.78 | $69,336 | +30.02% | |
| 2020-12-07 | Sale | Cogent Communications Holdings, Inc. CCOI | VP Construction | 2,000 0.0044% | $57.76 | $115,520 | +30.59% | |
| 2020-09-15 | Sale | Cogent Communications Holdings, Inc. CCOI | VP Field Engineering | 400 0.0009% | $66.35 | $26,540 | -1.34% | |
| 2020-09-08 | Sale | Cogent Communications Holdings, Inc. CCOI | VP Field Engineering | 2,000 0.0044% | $65.57 | $131,140 | +0.3% | |
| 2020-06-16 | Sale | Cogent Communications Holdings, Inc. CCOI | VP Field Engineering | 400 0.0009% | $80.49 | $32,196 | -18.13% | |
| 2020-06-05 | Sale | Cogent Communications Holdings, Inc. CCOI | VP Field Engineering | 2,000 0.0043% | $76.81 | $153,620 | -15.88% | |
| 2020-03-10 | Sale | Cogent Communications Holdings, Inc. CCOI | VP Field Engineering | 1,352 0.0028% | $82.68 | $111,783 | -21.35% | |
| 2020-03-06 | Sale | Cogent Communications Holdings, Inc. CCOI | VP Field Engineering | 2,000 0.0043% | $84.64 | $169,280 | -22.04% | |
| 2020-01-07 | Sale | Cogent Communications Holdings, Inc. CCOI | VP Field Engineering | 2,000 0.0043% | $67.42 | $134,840 | +8.44% | |
| 2019-12-06 | Sale | Cogent Communications Holdings, Inc. CCOI | VP Field Engineering | 2,000 0.0044% | $61.97 | $123,940 | +20% | |
| 2019-12-02 | Sale | Cogent Communications Holdings, Inc. CCOI | VP Field Engineering | 1,000 0.0022% | $62.60 | $62,600 | +19.29% | |
| 2019-11-11 | Sale | Cogent Communications Holdings, Inc. CCOI | VP Field Engineering | 2,500 0.0054% | $63.29 | $158,225 | +15.98% | |
| 2019-08-30 | Sale | Cogent Communications Holdings, Inc. CCOI | VP Field Engineering | 1,000 0.0022% | $60.98 | $60,980 | +22.75% | |
| 2019-06-06 | Sale | Cogent Communications Holdings, Inc. CCOI | VP Field Engineering | 4,000 0.0087% | $58.62 | $234,480 | +7.29% | |
| 2019-05-31 | Sale | Cogent Communications Holdings, Inc. CCOI | VP Field Engineering | 1,000 0.0022% | $57.52 | $57,520 | +8.62% | |
| 2019-03-13 | Sale | Cogent Communications Holdings, Inc. CCOI | VP Field Engineering | 2,000 0.0044% | $51.00 | $102,000 | +18.26% | |
| 2019-03-01 | Sale | Cogent Communications Holdings, Inc. CCOI | VP Field Engineering | 2,000 0.0044% | $48.96 | $97,920 | +23.29% | |
| 2019-02-19 | Sale | Cogent Communications Holdings, Inc. CCOI | VP Field Engineering | 1,000 0.0022% | $50.00 | $50,000 | +20.19% |