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 |
2021-02-04 Sale |
2021-02-05 4:36 pm |
Epizyme Inc. | EPZM | Ros Matthew See Remarks |
894 | $11.21 | $10,022 | 83,188 (Direct) |
View |
2021-01-25 Sale |
2021-01-27 8:42 pm |
Epizyme Inc. | EPZM | Ros Matthew See Remarks |
2,872 | $11.41 | $32,770 | 55,957 (Direct) |
View |
2020-06-26 Sale |
2020-06-30 08:54 am |
Epizyme Inc. | EPZM | Ros Matthew See Remarks |
2,728 | $16.15 | $44,057 | 57,507 (Direct) |
View |
2020-06-18 Sale |
2020-06-22 7:31 pm |
Epizyme Inc. | EPZM | Ros Matthew See Remarks |
112,003 | $21.24 | $2,378,444 | 374,719 (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 |
2025-04-01 Option Award |
2025-04-03 4:30 pm |
N/A N/A |
Verastem Inc. | VSTM | Ros Matthew Chief Operating Officer |
50,000 | $0 | 50,000 (Direct) |
View |
2024-06-05 Option Award |
2024-06-13 7:14 pm |
N/A 2034-06-05 |
Cogent Biosciences Inc. | COGT | Ros Matthew Director |
44,700 | $0 | 44,700 (Direct) |
View |
2024-01-02 Option Award |
2024-01-04 4:20 pm |
2024-01-02 2034-01-02 |
Cogent Biosciences Inc. | COGT | Ros Matthew Director |
3,051 | $0 | 3,051 (Direct) |
View |
2023-10-02 Option Award |
2023-10-03 4:56 pm |
2023-10-02 2033-10-02 |
Cogent Biosciences Inc. | COGT | Ros Matthew Director |
2,170 | $0 | 2,170 (Direct) |
View |
2023-07-03 Option Award |
2023-07-05 4:53 pm |
2023-07-03 2033-07-03 |
Cogent Biosciences Inc. | COGT | Ros Matthew Director |
1,743 | $0 | 1,743 (Direct) |
View |
2023-06-07 Option Award |
2023-06-08 4:41 pm |
N/A 2033-06-07 |
Cogent Biosciences Inc. | COGT | Ros Matthew Director |
36,700 | $0 | 36,700 (Direct) |
View |
2023-04-03 Option Award |
2023-04-04 4:15 pm |
2023-04-03 2033-04-03 |
Cogent Biosciences Inc. | COGT | Ros Matthew Director |
1,900 | $0 | 1,900 (Direct) |
View |
2023-01-03 Option Award |
2023-01-04 4:31 pm |
2023-01-03 2033-01-03 |
Cogent Biosciences Inc. | COGT | Ros Matthew Director |
1,792 | $7.1854 | 1,792 (Direct) |
View |
2022-10-03 Option Award |
2022-10-04 4:35 pm |
2022-10-03 2032-10-03 |
Cogent Biosciences Inc. | COGT | Ros Matthew Director |
1,419 | $9.076 | 1,419 (Direct) |
View |
2022-07-01 Option Award |
2022-07-05 1:51 pm |
2022-07-01 2032-07-01 |
Cogent Biosciences Inc. | COGT | Ros Matthew Director |
2,194 | $5.8706 | 2,194 (Direct) |
View |
2022-06-07 Option Award |
2022-06-09 5:09 pm |
N/A 2032-06-07 |
Cogent Biosciences Inc. | COGT | Ros Matthew Director |
30,700 | $0 | 30,700 (Direct) |
View |
2022-04-01 Option Award |
2022-04-05 4:05 pm |
2022-04-01 2032-04-01 |
Cogent Biosciences Inc. | COGT | Ros Matthew Director |
2,650 | $4.86 | 2,650 (Direct) |
View |
2022-01-03 Option Award |
2022-01-04 9:24 pm |
N/A 2032-01-03 |
Cogent Biosciences Inc. | COGT | Ros Matthew Director |
2,256 | $5.153 | 2,256 (Direct) |
View |
2021-10-01 Option Award |
2021-10-05 7:11 pm |
N/A 2031-10-01 |
Cogent Biosciences Inc. | COGT | Ros Matthew Director |
2,463 | $5.0317 | 2,463 (Direct) |
View |
2021-08-16 Option Award |
2021-08-18 08:02 am |
N/A 2031-08-15 |
Epizyme Inc. | EPZM | Ros Matthew See Remarks |
162,303 | $0 | 245,491 (Direct) |
View |
2021-07-01 Option Award |
2021-07-06 7:08 pm |
N/A 2031-07-01 |
Cogent Biosciences Inc. | COGT | Ros Matthew Director |
2,225 | $4.7754 | 2,225 (Direct) |
View |
2021-04-01 Option Award |
2021-04-05 9:06 pm |
N/A 2031-04-01 |
Cogent Biosciences Inc. | COGT | Ros Matthew Director |
2,068 | $5.6557 | 2,068 (Direct) |
View |
2021-03-11 Option Award |
2021-03-15 7:00 pm |
N/A 2031-03-11 |
Cogent Biosciences Inc. | COGT | Ros Matthew Director |
60,000 | $0 | 60,000 (Direct) |
View |
2021-02-01 Option Award |
2021-02-02 9:05 pm |
N/A 2031-01-31 |
Epizyme Inc. | EPZM | Ros Matthew See Remarks |
162,303 | $0 | 218,260 (Direct) |
View |
2021-01-04 Option Award |
2021-01-06 9:48 pm |
N/A 2031-01-04 |
Cogent Biosciences Inc. | COGT | Ros Matthew Director |
1,641 | $0 | 1,641 (Direct) |
View |
2020-10-01 Option Award |
2020-10-02 5:30 pm |
N/A 2030-10-01 |
Unum Therapeutics Inc. | UMRX | Ros Matthew Director |
9,247 | $1.3518 | 9,247 (Direct) |
View |
2020-07-01 Option Award |
2020-07-06 4:27 pm |
N/A 2030-07-01 |
Unum Therapeutics Inc. | UMRX | Ros Matthew Director |
35,280 | $0.3118 | 35,280 (Direct) |
View |
2020-06-25 Option Award |
2020-06-30 08:54 am |
N/A N/A |
Epizyme Inc. | EPZM | Ros Matthew See Remarks |
6,000 | $0 | 57,507 (Direct) |
View |
2020-06-18 Exercise |
2020-06-22 7:31 pm |
N/A N/A |
Epizyme Inc. | EPZM | Ros Matthew See Remarks |
41,063 | $9.12 | 374,719 (Direct) |
View |
2020-06-18 Exercise |
2020-06-22 7:31 pm |
N/A N/A |
Epizyme Inc. | EPZM | Ros Matthew See Remarks |
2,289 | $12.45 | 374,719 (Direct) |
View |
2020-06-18 Exercise |
2020-06-22 7:31 pm |
N/A 2029-01-23 |
Epizyme Inc. | EPZM | Ros Matthew See Remarks |
112,003 | $0 | 374,719 (Direct) |
View |
2020-06-18 Exercise |
2020-06-22 7:31 pm |
N/A N/A |
Epizyme Inc. | EPZM | Ros Matthew See Remarks |
68,651 | $9.58 | 374,719 (Direct) |
View |
2020-06-09 Option Award |
2020-06-11 4:25 pm |
N/A 2030-06-09 |
Unum Therapeutics Inc. | UMRX | Ros Matthew Director |
14,331 | $0 | 14,331 (Direct) |
View |