| 01 oct. 2019 | GRANT_AWARD | COGENT COMMUNICATIONS HOLDINGS, INC. | 1 750 | 0.00 USD | |
| 21 août 2019 | SALE | COGENT COMMUNICATIONS HOLDINGS, INC. | 5 000 | 59.90 USD | |
| 01 juil. 2019 | GRANT_AWARD | COGENT COMMUNICATIONS HOLDINGS, INC. | 1 750 | 0.00 USD | |
| 22 mai 2019 | GIFT | COGENT COMMUNICATIONS HOLDINGS, INC. | 5 000 | 0.00 USD | |
| 01 avr. 2019 | GRANT_AWARD | COGENT COMMUNICATIONS HOLDINGS, INC. | 1 750 | 0.00 USD | |
| 12 mars 2019 | GIFT | COGENT COMMUNICATIONS HOLDINGS, INC. | 1 200 | 0.00 USD | |
| 01 janv. 2019 | GRANT_AWARD | COGENT COMMUNICATIONS HOLDINGS, INC. | 1 750 | 0.00 USD | |
| 01 oct. 2018 | GRANT_AWARD | COGENT COMMUNICATIONS HOLDINGS, INC. | 1 750 | 0.00 USD | |
| 01 juil. 2018 | GRANT_AWARD | COGENT COMMUNICATIONS HOLDINGS, INC. | 1 750 | 0.00 USD | |
| 20 juin 2018 | GIFT | COGENT COMMUNICATIONS HOLDINGS, INC. | 5 000 | 0.00 USD | |
| 01 avr. 2018 | GRANT_AWARD | COGENT COMMUNICATIONS HOLDINGS, INC. | 1 750 | 0.00 USD | |
| 26 févr. 2018 | GIFT | COGENT COMMUNICATIONS HOLDINGS, INC. | 1 000 | 0.00 USD | |
| 01 janv. 2018 | GRANT_AWARD | COGENT COMMUNICATIONS HOLDINGS, INC. | 1 750 | 0.00 USD | |
| 05 déc. 2017 | PURCHASE | COGENT COMMUNICATIONS HOLDINGS, INC. | 700 | 45.30 USD | 1er après silence |
| 07 nov. 2017 | GIFT | COGENT COMMUNICATIONS HOLDINGS, INC. | 1 000 | 0.00 USD | |
| 01 oct. 2017 | GRANT_AWARD | COGENT COMMUNICATIONS HOLDINGS, INC. | 1 750 | 0.00 USD | |
| 31 août 2017 | GIFT | COGENT COMMUNICATIONS HOLDINGS, INC. | 3 000 | 0.00 USD | |
| 01 juil. 2017 | GRANT_AWARD | COGENT COMMUNICATIONS HOLDINGS, INC. | 1 750 | 0.00 USD | |
| 03 mai 2017 | GRANT_AWARD | COGENT COMMUNICATIONS HOLDINGS, INC. | 1 750 | 0.00 USD | |
| 27 févr. 2017 | SALE | COGENT COMMUNICATIONS HOLDINGS, INC. | 5 000 | 42.38 USD | |
| 01 janv. 2017 | GRANT_AWARD | COGENT COMMUNICATIONS HOLDINGS, INC. | 1 750 | 0.00 USD | |
| 01 oct. 2016 | GRANT_AWARD | COGENT COMMUNICATIONS HOLDINGS, INC. | 1 875 | 0.00 USD | |
| 23 août 2016 | GIFT | COGENT COMMUNICATIONS HOLDINGS, INC. | 2 000 | 0.00 USD | |
| 01 juil. 2016 | GRANT_AWARD | COGENT COMMUNICATIONS HOLDINGS, INC. | 1 875 | 0.00 USD | |
| 18 mai 2016 | GIFT | COGENT COMMUNICATIONS HOLDINGS, INC. | 2 000 | 0.00 USD | |