Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>

Common stock purchase or sale:
Transaction Date |
Reported DateTime |
Company | Symbol | Insider Relationship |
Shares Traded |
Average Price |
Total Amount |
Shares Owned |
Filing |
2025-03-07 Sale |
2025-03-10 12:07 pm |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | KILMER HENRY W VP OF NETWORK STRATEGY |
2,400 | $72.57 | $174,168 | 41,000 (Direct) |
View |
2024-12-12 Sale |
2024-12-13 09:19 am |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | KILMER HENRY W VP OF NETWORK STRATEGY |
4,800 | $75.61 | $362,942 | 33,800 (Direct) |
View |
2024-12-01 Sale |
2024-12-04 10:16 am |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | KILMER HENRY W VP OF NETWORK STRATEGY |
2,400 | $0 | $0 | 38,600 (Direct) |
View |
2024-09-04 Sale |
2024-09-05 4:10 pm |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | KILMER HENRY W VP OF NETWORK STRATEGY |
2,400 | $69.51 | $166,824 | 36,200 (Direct) |
View |
2024-06-06 Sale |
2024-06-07 10:16 am |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | KILMER HENRY W VP OF NETWORK STRATEGY |
2,400 | $56 | $134,400 | 38,600 (Direct) |
View |
2024-03-05 Sale |
2024-03-06 09:38 am |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | KILMER HENRY W VP OF NETWORK STRATEGY |
2,400 | $73.47 | $176,339 | 41,000 (Direct) |
View |
2023-12-07 Sale |
2023-12-08 3:56 pm |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | KILMER HENRY W VP OF NETWORK STRATEGY |
4,800 | $67.94 | $326,132 | 28,800 (Direct) |
View |
2023-09-07 Sale |
2023-09-08 12:57 pm |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | KILMER HENRY W VP OF NETWORK STRATEGY |
2,400 | $69.16 | $165,984 | 31,200 (Direct) |
View |
2023-06-06 Sale |
2023-06-07 4:42 pm |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | KILMER HENRY W VP OF IP ENGINEERING |
2,400 | $62.23 | $149,352 | 33,600 (Direct) |
View |
2023-03-07 Sale |
2023-03-08 10:35 am |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | KILMER HENRY W VP of IP Engineering |
2,400 | $63.51 | $152,436 | 36,000 (Direct) |
View |
2022-12-06 Sale |
2022-12-08 09:14 am |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | KILMER HENRY W VP of IP Engineering |
4,800 | $57.36 | $275,333 | 28,800 (Direct) |
View |
2022-09-07 Sale |
2022-09-08 09:25 am |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | KILMER HENRY W VP of IP Engineering |
2,400 | $53.85 | $129,248 | 31,200 (Direct) |
View |
2022-06-07 Sale |
2022-06-07 1:18 pm |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | KILMER HENRY W VP of IP Engineering |
2,400 | $59.2 | $142,083 | 33,600 (Direct) |
View |
2022-03-08 Sale |
2022-03-09 3:09 pm |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | KILMER HENRY W VP of IP Engineering |
2,400 | $62.72 | $150,534 | 36,000 (Direct) |
View |
2021-12-13 Sale |
2021-12-13 12:40 pm |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | KILMER HENRY W VP of IP Engineering |
2,400 | $77.26 | $185,432 | 28,800 (Direct) |
View |
2021-12-07 Sale |
2021-12-07 2:39 pm |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | KILMER HENRY W VP of IP Engineering |
2,400 | $77.9 | $186,954 | 31,200 (Direct) |
View |
2021-09-07 Sale |
2021-09-07 1:33 pm |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | KILMER HENRY W VP of IP Engineering |
2,400 | $74.13 | $177,910 | 31,200 (Direct) |
View |
2021-06-07 Sale |
2021-06-07 4:10 pm |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | KILMER HENRY W VP of IP Engineering |
2,400 | $76.09 | $182,604 | 33,600 (Direct) |
View |
2021-03-05 Sale |
2021-03-05 5:05 pm |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | KILMER HENRY W VP of IP Engineering |
2,400 | $57.64 | $138,340 | 36,000 (Direct) |
View |
2020-12-07 Sale |
2020-12-08 12:56 pm |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | KILMER HENRY W VP of IP Engineering |
2,400 | $57.93 | $139,032 | 28,800 (Direct) |
View |
2020-12-03 Sale |
2020-12-04 09:53 am |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | KILMER HENRY W VP of IP Engineering |
2,400 | $58.01 | $139,224 | 31,200 (Direct) |
View |
2020-09-08 Sale |
2020-09-08 12:29 pm |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | KILMER HENRY W VP of IP Engineering |
2,400 | $65.54 | $157,294 | 31,200 (Direct) |
View |
2020-06-05 Sale |
2020-06-08 09:52 am |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | KILMER HENRY W VP of IP Engineering |
2,400 | $76.65 | $183,953 | 33,600 (Direct) |
View |
Stock options: Exercise, Award, Grant, Conversion
Transaction Date |
Reported DateTime |
Exercisable Expiration |
Company | Symnbol | Insider Relationship |
Shares Traded |
Conversion Price |
Shares Owned |
Filing |
2025-01-09 Option Award |
2025-01-13 4:58 pm |
N/A N/A |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | KILMER HENRY W VP OF NETWORK STRATEGY |
9,600 | $0 | 43,400 (Direct) |
View |
2024-01-03 Option Award |
2024-01-05 1:03 pm |
N/A N/A |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | KILMER HENRY W VP OF NETWORK STRATEGY |
14,600 | $0 | 43,400 (Direct) |
View |
2023-12-01 Option Award |
2023-12-01 11:36 am |
N/A N/A |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | KILMER HENRY W VP OF NETWORK STRATEGY |
2,400 | $0 | 33,600 (Direct) |
View |
2023-01-03 Option Award |
2023-01-05 09:03 am |
N/A N/A |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | KILMER HENRY W VP of IP Engineering |
9,600 | $0 | 38,400 (Direct) |
View |
2022-12-01 Option Award |
2022-12-01 10:03 am |
N/A N/A |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | KILMER HENRY W VP of IP Engineering |
2,400 | $0 | 33,600 (Direct) |
View |
2022-01-03 Option Award |
2022-01-05 4:19 pm |
N/A N/A |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | KILMER HENRY W VP of IP Engineering |
9,600 | $0 | 38,400 (Direct) |
View |
2021-12-01 Option Award |
2021-12-01 09:51 am |
N/A N/A |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | KILMER HENRY W VP of IP Engineering |
2,400 | $0 | 33,600 (Direct) |
View |
2021-02-24 Option Award |
2021-02-25 5:25 pm |
N/A N/A |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | KILMER HENRY W VP of IP Engineering |
9,600 | $0 | 38,400 (Direct) |
View |
2020-12-01 Option Award |
2020-12-02 5:08 pm |
N/A N/A |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | KILMER HENRY W VP of IP Engineering |
2,400 | $0 | 33,600 (Direct) |
View |