| 31 Mar 2025 | GRANT_AWARD | COGENT COMMUNICATIONS HOLDINGS, INC. | 1,352 | 0.00 USD | |
| 01 Jan 2025 | GRANT_AWARD | COGENT COMMUNICATIONS HOLDINGS, INC. | 1,254 | 0.00 USD | |
| 21 Nov 2024 | SALE | COGENT COMMUNICATIONS HOLDINGS, INC. | 6,220 | 83.69 USD | |
| 01 Oct 2024 | GRANT_AWARD | COGENT COMMUNICATIONS HOLDINGS, INC. | 1,452 | 0.00 USD | |
| 01 Jul 2024 | GRANT_AWARD | COGENT COMMUNICATIONS HOLDINGS, INC. | 1,675 | 0.00 USD | |
| 01 Apr 2024 | GRANT_AWARD | COGENT COMMUNICATIONS HOLDINGS, INC. | 1,370 | 0.00 USD | |
| 01 Jan 2024 | GRANT_AWARD | COGENT COMMUNICATIONS HOLDINGS, INC. | 1,403 | 0.00 USD | |
| 20 Nov 2023 | SALE | COGENT COMMUNICATIONS HOLDINGS, INC. | 9,000 | 67.14 USD | |
| 16 Nov 2023 | SALE | COGENT COMMUNICATIONS HOLDINGS, INC. | 379 | 67.00 USD | anomaly |
| 17 Nov 2023 | SALE | COGENT COMMUNICATIONS HOLDINGS, INC. | 8,621 | 67.17 USD | |
| 01 Oct 2023 | GRANT_AWARD | COGENT COMMUNICATIONS HOLDINGS, INC. | 1,433 | 0.00 USD | |
| 01 Jul 2023 | GRANT_AWARD | COGENT COMMUNICATIONS HOLDINGS, INC. | 1,435 | 0.00 USD | |
| 01 Apr 2023 | GRANT_AWARD | COGENT COMMUNICATIONS HOLDINGS, INC. | 1,456 | 0.00 USD | |
| 03 Jan 2023 | GRANT_AWARD | COGENT COMMUNICATIONS HOLDINGS, INC. | 1,709 | 0.00 USD | |
| 01 Oct 2022 | GRANT_AWARD | COGENT COMMUNICATIONS HOLDINGS, INC. | 1,626 | 0.00 USD | |
| 01 Jul 2022 | GRANT_AWARD | COGENT COMMUNICATIONS HOLDINGS, INC. | 1,524 | 0.00 USD | |
| 01 Apr 2022 | GRANT_AWARD | COGENT COMMUNICATIONS HOLDINGS, INC. | 1,462 | 0.00 USD | |
| 01 Oct 2021 | GRANT_AWARD | COGENT COMMUNICATIONS HOLDINGS, INC. | 1,750 | 0.00 USD | |
| 09 Aug 2021 | SALE | COGENT COMMUNICATIONS HOLDINGS, INC. | 8,750 | 77.69 USD | |
| 01 Jul 2021 | GRANT_AWARD | COGENT COMMUNICATIONS HOLDINGS, INC. | 1,750 | 0.00 USD | |
| 01 Apr 2021 | GRANT_AWARD | COGENT COMMUNICATIONS HOLDINGS, INC. | 1,750 | 0.00 USD | |
| 01 Jan 2021 | GRANT_AWARD | COGENT COMMUNICATIONS HOLDINGS, INC. | 1,750 | 0.00 USD | |
| 01 Oct 2020 | GRANT_AWARD | COGENT COMMUNICATIONS HOLDINGS, INC. | 1,750 | 0.00 USD | |
| 01 Jul 2020 | GRANT_AWARD | COGENT COMMUNICATIONS HOLDINGS, INC. | 1,750 | 0.00 USD | |
| 01 Apr 2020 | GRANT_AWARD | COGENT COMMUNICATIONS HOLDINGS, INC. | 1,750 | 0.00 USD | |