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 |
2025-05-29 Sale |
2025-05-30 4:31 pm |
Scholar Rock Holding Corp | SRRK | Brudnick Richard Director |
6,075 | $29.72 | $180,531 | 15,057 (Direct) |
View |
2025-05-20 Purchase |
2025-05-22 4:22 pm |
Prime Medicine Inc. | PRME | Brudnick Richard Chief Business Officer |
20,000 | $1.1895 | $23,790 | 20,000 (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 |
2025-05-22 Option Award |
2025-05-23 4:47 pm |
N/A 2035-05-22 |
Scholar Rock Holding Corp | SRRK | Brudnick Richard Director |
16,838 | $0 | 30,338 (Direct) |
View |
2025-02-27 Option Award |
2025-03-03 8:12 pm |
N/A 2035-02-27 |
Prime Medicine Inc. | PRME | Brudnick Richard Chief Business Officer |
225,000 | $0 | 225,000 (Direct) |
View |
2024-12-05 Option Award |
2024-12-09 6:22 pm |
N/A 2032-08-04 |
Prime Medicine Inc. | PRME | Brudnick Richard Chief Business Officer |
19,300 | $0 | 57,900 (Direct) |
View |
2024-06-27 Option Award |
2024-07-01 5:15 pm |
N/A 2034-06-27 |
Scholar Rock Holding Corp | SRRK | Brudnick Richard Director |
31,500 | $0 | 31,500 (Direct) |
View |
2024-05-17 Option Award |
2024-05-21 4:11 pm |
N/A 2032-08-04 |
Prime Medicine Inc. | PRME | Brudnick Richard Chief Business Officer |
19,300 | $0 | 38,600 (Direct) |
View |
2024-02-21 Option Award |
2024-02-23 5:04 pm |
N/A 2034-02-21 |
Prime Medicine Inc. | PRME | Brudnick Richard Chief Business Officer |
135,747 | $0 | 135,747 (Direct) |
View |
2023-04-06 Option Award |
2023-04-10 4:31 pm |
N/A 2033-04-06 |
Scholar Rock Holding Corp | SRRK | Brudnick Richard Director |
56,000 | $0 | 56,000 (Direct) |
View |
2023-03-31 Option Award |
2023-04-04 8:22 pm |
N/A 2033-03-31 |
Prime Medicine Inc. | PRME | Brudnick Richard Chief Business Officer |
135,747 | $0 | 135,747 (Direct) |
View |
2023-01-12 Option Award |
2023-01-13 4:03 pm |
N/A N/A |
VOLITIONRX LTD | VNRX | Brudnick Richard Director |
5,625 | $0 | 27,936 (Direct) |
View |
Ownership |
2022-10-19 8:05 pm |
N/A 2032-08-04 |
Prime Medicine Inc. | PRME | Brudnick Richard Chief Business Officer |
0 | $0 | 186,567 (Direct) |
View |
2022-10-13 Option Award |
2022-10-14 4:06 pm |
N/A N/A |
VOLITIONRX LTD | VNRX | Brudnick Richard Director |
2,625 | $0 | 22,311 (Direct) |
View |
2022-06-23 Option Award |
2022-06-24 4:05 pm |
N/A N/A |
VOLITIONRX LTD | VNRX | Brudnick Richard Director |
8,659 | $0 | 28,321 (Direct) |
View |
2022-04-07 Option Award |
2022-04-08 4:02 pm |
N/A N/A |
VOLITIONRX LTD | VNRX | Brudnick Richard Director |
4,662 | $0 | 19,662 (Direct) |
View |
2022-02-16 Option Award |
2022-02-18 4:05 pm |
N/A 2032-02-15 |
Codiak BioSciences Inc. | CDAK | Brudnick Richard See Remarks |
27,125 | $0 | 27,125 (Direct) |
View |
2022-01-19 Option Award |
2022-01-21 4:06 pm |
N/A 2032-01-18 |
Codiak BioSciences Inc. | CDAK | Brudnick Richard See Remarks |
49,400 | $0 | 49,400 (Direct) |
View |
2021-03-25 Option Award |
2021-03-29 4:39 pm |
N/A N/A |
VOLITIONRX LTD | VNRX | Brudnick Richard Director |
15,000 | $0 | 15,000 (Direct) |
View |
Ownership |
2021-03-29 4:27 pm |
N/A N/A |
VOLITIONRX LTD | VNRX | Brudnick Richard Director |
0 | $0 | 0 (Direct) |
View |
2021-01-22 Option Award |
2021-01-26 4:51 pm |
N/A 2031-01-21 |
Codiak BioSciences Inc. | CDAK | Brudnick Richard See Remarks |
31,000 | $0 | 31,000 (Direct) |
View |
Ownership |
2020-10-13 9:21 pm |
N/A 2028-06-27 |
Codiak BioSciences Inc. | CDAK | Brudnick Richard See Remarks |
0 | $0 | 198,285 (Direct) |
View |