| 2023-12-26 | Sale | Cogent Communications Holdings, Inc. CCOI | VP & CHIEF LEGAL OFFICER | 3,550 0.0073% | $76.00 | $269,800 | -15.23% | |
| 2023-12-21 | Sale | Cogent Communications Holdings, Inc. CCOI | VP & CHIEF LEGAL OFFICER | 1,000 0.0021% | $74.00 | $74,000 | -12.34% | |
| 2023-12-14 | Sale | Cogent Communications Holdings, Inc. CCOI | VP & CHIEF LEGAL OFFICER | 500 0.001% | $72.00 | $36,000 | -10.69% | |
| 2023-05-03 | Sale | Cogent Communications Holdings, Inc. CCOI | VP & CHIEF LEGAL OFFICER | 5,000 0.0105% | $73.00 | $365,000 | -10.94% | |
| 2023-04-17 | Sale | Cogent Communications Holdings, Inc. CCOI | VP & CHIEF LEGAL OFFICER | 500 0.0011% | $70.00 | $35,000 | -5.78% | |
| 2023-02-01 | Sale | Cogent Communications Holdings, Inc. CCOI | Chief Legal Officer | 2,000 0.0042% | $70.00 | $140,000 | -5.57% | |
| 2023-01-26 | Sale | Cogent Communications Holdings, Inc. CCOI | Chief Legal Officer | 500 0.0011% | $68.00 | $34,000 | -2.31% | |
| 2023-01-17 | Sale | Cogent Communications Holdings, Inc. CCOI | Chief Legal Officer | 1,000 0.0021% | $66.00 | $66,000 | +0.51% | |
| 2023-01-12 | Sale | Cogent Communications Holdings, Inc. CCOI | Chief Legal Officer | 1,500 0.0032% | $64.00 | $96,000 | +3.24% | |
| 2022-04-05 | Sale | Cogent Communications Holdings, Inc. CCOI | 250 0.0005% | $72.00 | $18,000 | -13.37% | ||
| 2022-04-01 | Sale | Cogent Communications Holdings, Inc. CCOI | 150 0.0003% | $68.00 | $10,200 | -11.47% | ||
| 2022-03-31 | Sale | Cogent Communications Holdings, Inc. CCOI | VP & Chief Legal Officer | 150 0.0003% | $66.00 | $9,900 | -8.18% | |
| 2022-03-17 | Sale | Cogent Communications Holdings, Inc. CCOI | VP & Chief Legal Officer | 600 0.0013% | $62.96 | $37,776 | -4.66% | |
| 2021-05-10 | Sale | Cogent Communications Holdings, Inc. CCOI | VP & Chief Legal Officer | 558 0.0012% | $80.00 | $44,640 | -5.65% | |
| 2021-04-30 | Sale | Cogent Communications Holdings, Inc. CCOI | VP & Chief Legal Officer | 558 0.0012% | $75.00 | $41,850 | -0.72% | |
| 2021-04-05 | Sale | Cogent Communications Holdings, Inc. CCOI | VP & Chief Legal Officer | 558 0.0012% | $70.00 | $39,060 | +7.12% | |
| 2021-03-15 | Sale | Cogent Communications Holdings, Inc. CCOI | VP & Chief Legal Officer | 558 0.0012% | $65.00 | $36,270 | +17.75% | |
| 2021-01-04 | Sale | Cogent Communications Holdings, Inc. CCOI | VP & Chief Legal Officer | 558 0.0012% | $60.00 | $33,480 | +27.37% | |
| 2020-09-01 | Sale | Cogent Communications Holdings, Inc. CCOI | VP & Chief Legal Officer | 150 0.0003% | $67.53 | $10,129 | -4.71% | |
| 2020-07-31 | Sale | Cogent Communications Holdings, Inc. CCOI | VP & Chief Legal Officer | 500 0.0011% | $90.00 | $45,000 | -26.9% |