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 |
2022-09-30 Sale |
2022-10-04 5:04 pm |
Centessa Pharmaceuticals plc | CNTA | GRAINGER DAVID J Chief Innovation Officer |
5,181 | $4.0028 | $20,739 | 936,075 (Indirect Direct) |
View |
2022-01-28 Purchase |
2022-02-01 8:15 pm |
Centessa Pharmaceuticals plc | CNTA | GRAINGER DAVID J Chief Innovation Officer |
27,500 | $9.0456 | $248,754 | 841,256 (Indirect 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 |
2023-12-31 Tax Withholding |
2024-01-02 7:41 pm |
N/A N/A |
Centessa Pharmaceuticals plc | CNTA | GRAINGER DAVID J Chief Innovation Officer |
4,700 | $7.96 | 990,290 (Direct) |
View |
2023-09-30 Tax Withholding |
2023-10-03 4:59 pm |
N/A N/A |
Centessa Pharmaceuticals plc | CNTA | GRAINGER DAVID J Chief Innovation Officer |
4,700 | $6.47 | 994,990 (Direct) |
View |
2023-06-30 Tax Withholding |
2023-07-03 5:31 pm |
N/A N/A |
Centessa Pharmaceuticals plc | CNTA | GRAINGER DAVID J Chief Innovation Officer |
4,290 | $5.9001 | 999,690 (Direct) |
View |
2023-03-31 Tax Withholding |
2023-04-04 5:02 pm |
N/A N/A |
Centessa Pharmaceuticals plc | CNTA | GRAINGER DAVID J Chief Innovation Officer |
4,825 | $3.9 | 1,003,980 (Direct) |
View |
2023-02-01 Option Award |
2023-02-03 5:11 pm |
N/A 2033-02-01 |
Centessa Pharmaceuticals plc | CNTA | GRAINGER DAVID J Chief Innovation Officer |
192,200 | $0 | 1,123,805 (Direct) |
View |
2022-09-30 Tax Withholding |
2023-01-13 5:46 pm |
N/A N/A |
Centessa Pharmaceuticals plc | CNTA | GRAINGER DAVID J Chief Innovation Officer |
7,154 | $4.25 | 934,102 (Direct) |
View |
2022-12-31 Tax Withholding |
2023-01-04 7:20 pm |
N/A N/A |
Centessa Pharmaceuticals plc | CNTA | GRAINGER DAVID J Chief Innovation Officer |
2,497 | $3.1 | 938,759 (Direct) |
View |
2022-07-01 Option Award |
2022-07-06 6:16 pm |
N/A N/A |
Centessa Pharmaceuticals plc | CNTA | GRAINGER DAVID J Chief Innovation Officer |
100,000 | $0 | 941,256 (Direct) |
View |
2022-02-01 Option Award |
2022-02-03 6:30 pm |
N/A 2032-02-01 |
Centessa Pharmaceuticals plc | CNTA | GRAINGER DAVID J Chief Innovation Officer |
200,000 | $0 | 200,000 (Direct) |
View |
2021-11-01 Option Award |
2021-11-02 7:00 pm |
N/A 2031-11-01 |
Centessa Pharmaceuticals plc | CNTA | GRAINGER DAVID J Chief Innovation Officer |
175,000 | $0 | 175,000 (Direct) |
View |
Ownership |
2021-10-08 6:00 pm |
N/A N/A |
Centessa Pharmaceuticals plc | CNTA | GRAINGER DAVID J Chief Innovation Officer |
0 | $0 | 963,756 (Direct) |
View |