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 |
2020-08-20 Sale |
2020-08-24 5:14 pm |
Global Blood Therapeutics Inc. | GBT | CATHERS BRIAN EDWIN Chief Scientific Officer |
2,200 | $63.77 | $140,294 | 5,244 (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 |
2021-03-01 Exercise |
2021-03-03 8:00 pm |
N/A N/A |
Global Blood Therapeutics Inc. | GBT | CATHERS BRIAN EDWIN Chief Scientific Officer |
3,750 | $0 | 75,820 (Direct) |
View |
2021-03-01 Option Award |
2021-03-03 8:00 pm |
N/A 2031-02-28 |
Global Blood Therapeutics Inc. | GBT | CATHERS BRIAN EDWIN Chief Scientific Officer |
48,815 | $0 | 75,820 (Direct) |
View |
2021-03-01 Tax Withholding |
2021-03-03 8:00 pm |
N/A N/A |
Global Blood Therapeutics Inc. | GBT | CATHERS BRIAN EDWIN Chief Scientific Officer |
1,297 | $44.48 | 75,820 (Direct) |
View |
2021-02-01 Tax Withholding |
2021-02-03 6:28 pm |
N/A N/A |
Global Blood Therapeutics Inc. | GBT | CATHERS BRIAN EDWIN Chief Scientific Officer |
1,178 | $49.49 | 27,672 (Direct) |
View |
2021-02-01 Exercise |
2021-02-03 6:28 pm |
N/A N/A |
Global Blood Therapeutics Inc. | GBT | CATHERS BRIAN EDWIN Chief Scientific Officer |
3,020 | $0 | 27,672 (Direct) |
View |
2021-02-01 Option Award |
2021-02-03 6:28 pm |
N/A N/A |
Global Blood Therapeutics Inc. | GBT | CATHERS BRIAN EDWIN Chief Scientific Officer |
267 | $41.17 | 27,672 (Direct) |
View |
2020-09-01 Exercise |
2020-09-03 6:34 pm |
N/A N/A |
Global Blood Therapeutics Inc. | GBT | CATHERS BRIAN EDWIN Chief Scientific Officer |
3,750 | $0 | 26,193 (Direct) |
View |
2020-09-01 Tax Withholding |
2020-09-03 6:34 pm |
N/A N/A |
Global Blood Therapeutics Inc. | GBT | CATHERS BRIAN EDWIN Chief Scientific Officer |
1,551 | $60.45 | 26,193 (Direct) |
View |
2020-08-01 Exercise |
2020-08-04 9:34 pm |
N/A N/A |
Global Blood Therapeutics Inc. | GBT | CATHERS BRIAN EDWIN Chief Scientific Officer |
3,020 | $0 | 28,584 (Direct) |
View |
2020-08-01 Tax Withholding |
2020-08-04 9:34 pm |
N/A N/A |
Global Blood Therapeutics Inc. | GBT | CATHERS BRIAN EDWIN Chief Scientific Officer |
1,045 | $67.48 | 28,584 (Direct) |
View |
2020-07-31 Option Award |
2020-08-04 9:34 pm |
N/A N/A |
Global Blood Therapeutics Inc. | GBT | CATHERS BRIAN EDWIN Chief Scientific Officer |
290 | $41.17 | 28,584 (Direct) |
View |
2020-06-01 Option Award |
2020-06-03 7:49 pm |
N/A N/A |
Global Blood Therapeutics Inc. | GBT | CATHERS BRIAN EDWIN Chief Scientific Officer |
42,400 | $0 | 42,400 (Direct) |
View |