| Dec 11, 2025 |
Dec 12, 2025 |
COGENT COMMUNICATIONS HOLDINGS, INC.
|
CFO |
Sell |
22.5
|
-7,300
|
-7.64%
|
✗
|
$175.1K |
| Sep 2, 2025 |
Sep 2, 2025 |
COGENT COMMUNICATIONS HOLDINGS, INC.
|
CFO |
Sell |
22.5
|
-4,900
|
-5.00%
|
✗
|
$181.2K |
| Jun 9, 2025 |
Jun 9, 2025 |
COGENT COMMUNICATIONS HOLDINGS, INC.
|
CFO |
Sell |
22.5
|
-4,900
|
-4.76%
|
✗
|
$235.4K |
| May 28, 2025 |
May 29, 2025 |
COGENT COMMUNICATIONS HOLDINGS, INC.
|
CFO |
Sell |
52.5
|
-100
|
-0.10%
|
✗
|
$4.8K |
| May 16, 2025 |
May 16, 2025 |
COGENT COMMUNICATIONS HOLDINGS, INC.
|
CFO |
Sell |
52.5
|
-100
|
-0.10%
|
✗
|
$5K |
| Mar 3, 2025 |
Mar 4, 2025 |
COGENT COMMUNICATIONS HOLDINGS, INC.
|
CFO |
Sell |
20.0
|
-4,900
|
-4.54%
|
✗
|
$353.1K |
| Dec 1, 2024 |
Dec 3, 2024 |
COGENT COMMUNICATIONS HOLDINGS, INC.
|
CFO |
Sell |
20.0
|
-2,400
|
-2.64%
|
✗
|
$391.6K |
| Sep 3, 2024 |
Sep 3, 2024 |
COGENT COMMUNICATIONS HOLDINGS, INC.
|
CFO |
Sell |
22.5
|
-2,400
|
-2.57%
|
✗
|
$167.2K |
| Jun 10, 2024 |
Jun 10, 2024 |
COGENT COMMUNICATIONS HOLDINGS, INC.
|
CFO |
Sell |
22.5
|
-2,400
|
-2.51%
|
✗
|
$126.3K |
| Mar 12, 2024 |
Mar 14, 2024 |
COGENT COMMUNICATIONS HOLDINGS, INC.
|
CFO |
Sell |
22.5
|
-2,400
|
-2.45%
|
✗
|
$163.6K |
| Mar 12, 2024 |
Mar 12, 2024 |
COGENT COMMUNICATIONS HOLDINGS, INC.
|
CFO |
Sell |
22.5
|
-2,400
|
-2.45%
|
✗
|
$163.6K |
| Dec 4, 2023 |
Dec 4, 2023 |
COGENT COMMUNICATIONS HOLDINGS, INC.
|
CFO |
Sell |
20.0
|
-9,700
|
-16.61%
|
✗
|
$638.6K |
| Sep 5, 2023 |
Sep 5, 2023 |
COGENT COMMUNICATIONS HOLDINGS, INC.
|
CFO |
Sell |
20.0
|
-4,850
|
-8.30%
|
✗
|
$336.7K |
| Jun 5, 2023 |
Jun 5, 2023 |
COGENT COMMUNICATIONS HOLDINGS, INC.
|
CFO |
Sell |
20.0
|
-4,850
|
-7.67%
|
✗
|
$302K |
| May 9, 2023 |
May 10, 2023 |
COGENT COMMUNICATIONS HOLDINGS, INC.
|
CFO |
Sell |
20.0
|
-10,000
|
-13.65%
|
✗
|
$649.6K |
| Mar 3, 2023 |
Mar 6, 2023 |
COGENT COMMUNICATIONS HOLDINGS, INC.
|
CFO |
Sell |
20.0
|
-4,850
|
-6.21%
|
✗
|
$311.9K |
| Dec 2, 2022 |
Dec 2, 2022 |
COGENT COMMUNICATIONS HOLDINGS, INC.
|
CFO |
Sell |
20.0
|
-9,700
|
-16.61%
|
✗
|
$548.2K |
| Sep 9, 2022 |
Sep 12, 2022 |
COGENT COMMUNICATIONS HOLDINGS, INC.
|
CFO |
Sell |
20.0
|
-4,850
|
-8.30%
|
✗
|
$253.9K |
| Jun 2, 2022 |
Jun 3, 2022 |
COGENT COMMUNICATIONS HOLDINGS, INC.
|
CFO |
Sell |
20.0
|
-4,850
|
-7.67%
|
✗
|
$293.4K |
| Mar 3, 2020 |
Mar 4, 2020 |
COGENT COMMUNICATIONS HOLDINGS, INC.
|
CFO |
Sell |
30.0
|
-4,850
|
-6.24%
|
✓
|
$394.7K |
| Dec 31, 2019 |
Jan 2, 2020 |
COGENT COMMUNICATIONS HOLDINGS, INC.
|
CFO |
Sell |
30.0
|
-4,250
|
-6.79%
|
✓
|
$280.8K |
| Dec 3, 2019 |
Dec 4, 2019 |
COGENT COMMUNICATIONS HOLDINGS, INC.
|
CFO |
Sell |
20.0
|
-5,000
|
-7.40%
|
✗
|
$308.7K |
| Sep 5, 2019 |
Sep 5, 2019 |
COGENT COMMUNICATIONS HOLDINGS, INC.
|
CFO |
Sell |
20.0
|
-5,000
|
-6.89%
|
✗
|
$300K |
| Jun 13, 2019 |
Jun 13, 2019 |
COGENT COMMUNICATIONS HOLDINGS, INC.
|
CFO |
Sell |
22.5
|
-1,400
|
-1.89%
|
✗
|
$85.2K |
| Jun 5, 2019 |
Jun 6, 2019 |
COGENT COMMUNICATIONS HOLDINGS, INC.
|
CFO |
Sell |
20.0
|
-5,000
|
-6.33%
|
✗
|
$292.5K |
| May 6, 2019 |
May 7, 2019 |
COGENT COMMUNICATIONS HOLDINGS, INC.
|
CFO |
Sell |
22.5
|
-1,500
|
-1.86%
|
✗
|
$85.7K |
| Mar 12, 2019 |
Mar 12, 2019 |
COGENT COMMUNICATIONS HOLDINGS, INC.
|
CFO |
Sell |
20.0
|
-5,000
|
-7.57%
|
✗
|
$250K |
| Dec 14, 2018 |
Dec 14, 2018 |
COGENT COMMUNICATIONS HOLDINGS, INC.
|
CFO |
Sell |
22.5
|
-3,000
|
-4.34%
|
✗
|
$140.7K |
| Sep 5, 2018 |
Sep 5, 2018 |
COGENT COMMUNICATIONS HOLDINGS, INC.
|
CFO |
Sell |
22.5
|
-4,500
|
-6.12%
|
✗
|
$241K |
| Jun 4, 2018 |
Jun 5, 2018 |
COGENT COMMUNICATIONS HOLDINGS, INC.
|
CFO |
Sell |
22.5
|
-4,500
|
-5.77%
|
✗
|
$230K |
| May 9, 2018 |
May 9, 2018 |
COGENT COMMUNICATIONS HOLDINGS, INC.
|
CFO |
Sell |
22.5
|
-3,000
|
-3.70%
|
✗
|
$148K |
| Mar 12, 2018 |
Mar 12, 2018 |
COGENT COMMUNICATIONS HOLDINGS, INC.
|
CFO |
Sell |
20.0
|
-6,000
|
-6.89%
|
✗
|
$271K |
| Dec 7, 2017 |
Dec 7, 2017 |
COGENT COMMUNICATIONS HOLDINGS, INC.
|
CFO |
Sell |
22.5
|
-2,000
|
-2.87%
|
✗
|
$91.6K |
| Sep 1, 2017 |
Sep 5, 2017 |
COGENT COMMUNICATIONS HOLDINGS, INC.
|
CFO |
Sell |
22.5
|
-3,000
|
-4.13%
|
✗
|
$141.1K |
| Aug 7, 2017 |
Aug 7, 2017 |
COGENT COMMUNICATIONS HOLDINGS, INC.
|
CFO |
Sell |
22.5
|
-2,250
|
-3.00%
|
✗
|
$97.9K |
| Jun 15, 2017 |
Jun 15, 2017 |
COGENT COMMUNICATIONS HOLDINGS, INC.
|
CFO |
Sell |
22.5
|
-2,250
|
-2.92%
|
✗
|
$91.7K |
| Jun 2, 2017 |
Jun 5, 2017 |
COGENT COMMUNICATIONS HOLDINGS, INC.
|
CFO |
Sell |
22.5
|
-2,250
|
-2.83%
|
✗
|
$92.7K |