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 |
2020-07-02 Sale |
2020-07-02 4:40 pm |
PORTOLA PHARMACEUTICALS INC | PTLA | STUMP DAVID C Director |
13,194 | $18 | $237,492 | 0 (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 |
2024-05-31 Option Award |
2024-06-04 4:39 pm |
N/A 2034-05-31 |
REGENXBIO Inc. | RGNX | STUMP DAVID C Director |
29,244 | $0 | 35,740 (Direct) |
View |
2024-05-21 Option Award |
2024-05-23 5:16 pm |
N/A N/A |
MACROGENICS INC | MGNX | STUMP DAVID C Director |
23,000 | $0 | 23,000 (Direct) |
View |
2024-05-20 Exercise |
2024-05-22 4:33 pm |
N/A N/A |
MACROGENICS INC | MGNX | STUMP DAVID C Director |
4,500 | $0 | 4,500 (Direct) |
View |
2023-06-02 Option Award |
2023-06-06 5:12 pm |
N/A 2033-06-02 |
REGENXBIO Inc. | RGNX | STUMP DAVID C Director |
21,378 | $0 | 24,388 (Direct) |
View |
2023-05-31 Option Award |
2023-06-02 4:54 pm |
N/A 2033-05-31 |
MACROGENICS INC | MGNX | STUMP DAVID C Director |
23,500 | $0 | 23,500 (Direct) |
View |
2022-06-03 Option Award |
2022-06-07 4:22 pm |
N/A 2032-06-03 |
REGENXBIO Inc. | RGNX | STUMP DAVID C Director |
18,334 | $0 | 18,334 (Direct) |
View |
2022-05-19 Option Award |
2022-05-23 9:07 pm |
N/A 2032-05-19 |
MACROGENICS INC | MGNX | STUMP DAVID C Director |
18,000 | $0 | 18,000 (Direct) |
View |
2021-06-04 Option Award |
2021-06-08 4:21 pm |
N/A 2031-06-04 |
REGENXBIO Inc. | RGNX | STUMP DAVID C Director |
10,000 | $0 | 10,000 (Direct) |
View |
2021-05-13 Option Award |
2021-05-17 9:30 pm |
N/A 2031-05-13 |
MACROGENICS INC | MGNX | STUMP DAVID C Director |
15,000 | $0 | 15,000 (Direct) |
View |
2020-06-30 Option Award |
2020-07-01 4:39 pm |
N/A 2030-06-30 |
SUNESIS PHARMACEUTICALS INC | SNSS | STUMP DAVID C Director |
60,000 | $0 | 60,000 (Direct) |
View |
2020-06-12 Option Award |
2020-06-15 7:15 pm |
N/A 2030-06-11 |
PORTOLA PHARMACEUTICALS INC | PTLA | STUMP DAVID C Director |
18,658 | $0 | 31,852 (Direct) |
View |
2020-05-29 Option Award |
2020-06-02 4:36 pm |
N/A 2030-05-29 |
REGENXBIO Inc. | RGNX | STUMP DAVID C Director |
10,000 | $0 | 10,000 (Direct) |
View |
2020-05-14 Option Award |
2020-05-15 4:38 pm |
N/A 2030-05-14 |
MACROGENICS INC | MGNX | STUMP DAVID C Director |
15,000 | $0 | 15,000 (Direct) |
View |