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 |
2025-03-03 Sale |
2025-03-03 1:58 pm |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | Kennedy Sheryl Lynn Director |
1,425 | $72.96 | $103,967 | 10,147 (Direct) |
View |
2024-11-11 Sale |
2024-11-12 08:46 am |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | Kennedy Sheryl Lynn Director |
1,350 | $80.58 | $108,777 | 10,318 (Direct) |
View |
2024-09-10 Sale |
2024-09-11 4:17 pm |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | Kennedy Sheryl Lynn Director |
1,550 | $71.06 | $110,139 | 10,216 (Direct) |
View |
2024-05-23 Sale |
2024-05-23 4:58 pm |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | Kennedy Sheryl Lynn Director |
1,640 | $57.79 | $94,782 | 10,091 (Direct) |
View |
2023-11-27 Sale |
2023-11-27 4:30 pm |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | Kennedy Sheryl Lynn Director |
925 | $65.77 | $60,841 | 8,958 (Direct) |
View |
2023-08-24 Sale |
2023-08-25 12:01 pm |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | Kennedy Sheryl Lynn Director |
550 | $68.85 | $37,865 | 8,450 (Direct) |
View |
2023-05-30 Sale |
2023-06-01 2:14 pm |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | Kennedy Sheryl Lynn Director |
1,100 | $63.14 | $69,451 | 7,565 (Direct) |
View |
2023-03-13 Sale |
2023-03-13 2:53 pm |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | Kennedy Sheryl Lynn Director |
600 | $61.66 | $36,998 | 7,209 (Direct) |
View |
2022-11-21 Sale |
2022-11-21 4:30 pm |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | Kennedy Sheryl Lynn Director |
962 | $57.83 | $55,631 | 6,100 (Direct) |
View |
2022-06-02 Sale |
2022-06-02 4:07 pm |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | Kennedy Sheryl Lynn Director |
1,350 | $60.88 | $82,194 | 3,912 (Direct) |
View |
2022-03-01 Sale |
2022-03-01 4:43 pm |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | Kennedy Sheryl Lynn Director |
1,100 | $62.27 | $68,497 | 3,800 (Direct) |
View |
2021-11-23 Sale |
2021-11-26 2:47 pm |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | Kennedy Sheryl Lynn Director |
1,600 | $77.36 | $123,784 | 4,900 (Direct) |
View |
2021-08-24 Sale |
2021-08-24 1:43 pm |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | Kennedy Sheryl Lynn Director |
1,750 | $71.99 | $125,990 | 4,750 (Direct) |
View |
2021-05-17 Sale |
2021-05-17 3:16 pm |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | Kennedy Sheryl Lynn Director |
2,450 | $76.43 | $187,257 | 4,750 (Direct) |
View |
2021-03-02 Sale |
2021-03-02 12:34 pm |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | Kennedy Sheryl Lynn Director |
1,050 | $59.34 | $62,303 | 5,450 (Direct) |
View |
2020-11-09 Sale |
2020-11-10 10:33 am |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | Kennedy Sheryl Lynn Director |
1,200 | $58.55 | $70,257 | 4,750 (Direct) |
View |
2020-09-08 Sale |
2020-09-08 12:27 pm |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | Kennedy Sheryl Lynn Director |
1,050 | $65.97 | $69,265 | 4,200 (Direct) |
View |
2020-06-11 Sale |
2020-06-16 12:49 pm |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | Kennedy Sheryl Lynn Director |
1,750 | $75.54 | $132,193 | 3,500 (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 |
2025-03-31 Option Award |
2025-03-31 5:22 pm |
N/A N/A |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | Kennedy Sheryl Lynn Director |
1,352 | $0 | 11,499 (Direct) |
View |
2025-01-01 Option Award |
2025-01-02 4:18 pm |
N/A N/A |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | Kennedy Sheryl Lynn Director |
1,254 | $0 | 11,572 (Direct) |
View |
2024-10-01 Option Award |
2024-10-01 4:47 pm |
N/A N/A |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | Kennedy Sheryl Lynn Director |
1,452 | $0 | 11,668 (Direct) |
View |
2024-07-01 Option Award |
2024-07-02 10:33 am |
N/A N/A |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | Kennedy Sheryl Lynn Director |
1,675 | $0 | 11,766 (Direct) |
View |
2024-04-01 Option Award |
2024-04-01 12:43 pm |
N/A N/A |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | Kennedy Sheryl Lynn Director |
1,370 | $0 | 11,731 (Direct) |
View |
2024-01-01 Option Award |
2024-01-03 09:31 am |
N/A N/A |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | Kennedy Sheryl Lynn Director |
1,403 | $0 | 10,361 (Direct) |
View |
2023-10-01 Option Award |
2023-10-03 10:00 am |
N/A N/A |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | Kennedy Sheryl Lynn Director |
1,433 | $0 | 9,883 (Direct) |
View |
2023-07-01 Option Award |
2023-07-05 11:11 am |
N/A N/A |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | Kennedy Sheryl Lynn Director |
1,435 | $0 | 9,000 (Direct) |
View |
2023-04-01 Option Award |
2023-04-05 10:38 am |
N/A N/A |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | Kennedy Sheryl Lynn Director |
1,456 | $0 | 8,665 (Direct) |
View |
2023-01-03 Option Award |
2023-01-04 11:21 am |
N/A N/A |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | Kennedy Sheryl Lynn Director |
1,709 | $0 | 7,809 (Direct) |
View |
2022-10-01 Option Award |
2022-10-03 3:58 pm |
N/A N/A |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | Kennedy Sheryl Lynn Director |
1,626 | $0 | 7,062 (Direct) |
View |
2022-07-01 Option Award |
2022-07-05 2:20 pm |
N/A N/A |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | Kennedy Sheryl Lynn Director |
1,524 | $0 | 5,436 (Direct) |
View |
2022-04-01 Option Award |
2022-04-04 09:23 am |
N/A N/A |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | Kennedy Sheryl Lynn Director |
1,462 | $0 | 5,262 (Direct) |
View |
2021-10-01 Option Award |
2021-10-01 09:32 am |
N/A N/A |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | Kennedy Sheryl Lynn Director |
1,750 | $0 | 6,500 (Direct) |
View |
2021-07-01 Option Award |
2021-07-02 09:15 am |
N/A N/A |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | Kennedy Sheryl Lynn Director |
1,750 | $0 | 6,500 (Direct) |
View |
2021-07-01 Option Award |
2021-07-02 09:07 am |
N/A N/A |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | Kennedy Sheryl Lynn Director |
1,750 | $0 | 6,500 (Direct) |
View |
2021-04-01 Option Award |
2021-04-01 12:51 pm |
N/A N/A |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | Kennedy Sheryl Lynn Director |
1,750 | $0 | 7,200 (Direct) |
View |
2021-01-01 Option Award |
2021-01-04 12:03 pm |
N/A N/A |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | Kennedy Sheryl Lynn Director |
1,750 | $0 | 6,500 (Direct) |
View |
2020-10-01 Option Award |
2020-10-01 12:48 pm |
N/A N/A |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | Kennedy Sheryl Lynn Director |
1,750 | $0 | 5,950 (Direct) |
View |
2020-07-01 Option Award |
2020-07-01 3:16 pm |
N/A N/A |
COGENT COMMUNICATIONS HOLDINGS INC. | CCOI | Kennedy Sheryl Lynn Director |
1,750 | $0 | 5,250 (Direct) |
View |