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>>

Stock options: Exercise, Award, Grant, Conversion
Transaction Date |
Reported DateTime |
Exercisable Expiration |
Company | Symnbol | Insider Relationship |
Shares Traded |
Conversion Price |
Shares Owned |
Filing |
2025-03-31 Exercise |
2025-04-04 7:12 pm |
2025-02-07 N/A |
CERO THERAPEUTICS HOLDINGS INC. | CERO | ATWOOD BRIAN G Director |
294,460 | $0.0001 | 707,524 (Direct) |
View |
2025-03-04 Option Award |
2025-03-06 4:14 pm |
N/A 2035-03-03 |
CERO THERAPEUTICS HOLDINGS INC. | CERO | ATWOOD BRIAN G Director |
14,936 | $0 | 14,936 (Direct) |
View |
2025-02-24 Option Award |
2025-02-26 5:54 pm |
N/A 2034-09-30 |
CERO THERAPEUTICS HOLDINGS INC. | CERO | ATWOOD BRIAN G Director |
254,000 | $0 | 508,000 (Direct) |
View |
2025-02-07 Option Award |
2025-02-07 5:23 pm |
N/A N/A |
CERO THERAPEUTICS HOLDINGS INC. | CERO | ATWOOD BRIAN G Director |
510,200 | $1.9599 | 1,020,400 (Direct) |
View |
2025-02-07 Option Award |
2025-02-07 5:23 pm |
2025-02-07 N/A |
CERO THERAPEUTICS HOLDINGS INC. | CERO | ATWOOD BRIAN G Director |
510,200 | $0.0001 | 1,020,400 (Direct) |
View |
2024-12-02 Option Award |
2024-12-04 9:11 pm |
N/A 2034-09-30 |
CERO THERAPEUTICS HOLDINGS INC. | CERO | ATWOOD BRIAN G Director |
254,000 | $0 | 254,000 (Direct) |
View |
2024-09-25 Exercise |
2024-10-02 9:52 pm |
N/A N/A |
CERO THERAPEUTICS HOLDINGS INC. | CERO | ATWOOD BRIAN G Director |
19,358,578 | $0 | 19,732,313 (Indirect) |
View |
2024-09-25 Exercise |
2024-10-02 9:52 pm |
N/A N/A |
CERO THERAPEUTICS HOLDINGS INC. | CERO | ATWOOD BRIAN G Director |
1,002 | $1000 | 19,732,313 (Indirect) |
View |
2024-03-25 Option Award |
2024-03-27 9:24 pm |
N/A 2034-03-24 |
CERO THERAPEUTICS HOLDINGS INC. | CERO | ATWOOD BRIAN G Chief Executive Officer |
1,317,956 | $0 | 1,317,956 (Direct) |
View |
2024-02-14 Option Award(A) |
2024-03-11 7:23 pm |
N/A N/A |
CERO THERAPEUTICS HOLDINGS INC. | CERO | ATWOOD BRIAN G Chief Executive Officer |
1,002 | $1000 | 512,329 (Indirect) |
View |
2024-02-14 Option Award(A) |
2024-03-11 7:23 pm |
N/A 2030-12-27 |
CERO THERAPEUTICS HOLDINGS INC. | CERO | ATWOOD BRIAN G Chief Executive Officer |
13,857 | $0 | 512,329 (Indirect) |
View |
2024-02-14 Other(A) |
2024-03-11 7:23 pm |
N/A N/A |
CERO THERAPEUTICS HOLDINGS INC. | CERO | ATWOOD BRIAN G Chief Executive Officer |
248,735 | $0 | 512,329 (Indirect) |
View |
2024-02-14 Option Award(A) |
2024-02-21 5:55 pm |
N/A N/A |
CERO THERAPEUTICS HOLDINGS INC. | CERO | ATWOOD BRIAN G Chief Executive Officer |
1,002 | $1000 | 498,472 (Indirect) |
View |
2024-02-14 Other(A) |
2024-02-21 5:55 pm |
N/A N/A |
CERO THERAPEUTICS HOLDINGS INC. | CERO | ATWOOD BRIAN G Chief Executive Officer |
248,735 | $0 | 498,472 (Indirect) |
View |
2024-02-14 Option Award |
2024-02-16 7:36 pm |
N/A N/A |
CERO THERAPEUTICS HOLDINGS INC. | CERO | ATWOOD BRIAN G Chief Executive Officer |
1,002 | $1000 | 748,472 (Indirect) |
View |
2024-02-14 Other |
2024-02-16 7:36 pm |
N/A N/A |
CERO THERAPEUTICS HOLDINGS INC. | CERO | ATWOOD BRIAN G Chief Executive Officer |
373,735 | $0 | 748,472 (Direct) |
View |
2023-06-13 Option Award |
2023-06-15 6:01 pm |
N/A 2023-06-12 |
Atreca Inc. | BCEL | ATWOOD BRIAN G Director |
12,000 | $0 | 12,000 (Direct) |
View |
2022-06-08 Option Award |
2022-06-13 6:11 pm |
N/A 2032-06-07 |
Atreca Inc. | BCEL | ATWOOD BRIAN G Director |
12,000 | $0 | 12,000 (Direct) |
View |
2021-10-08 Other |
2021-10-12 7:28 pm |
N/A N/A |
PHOENIX BIOTECH ACQUISITION CORP. | PBAX | ATWOOD BRIAN G Director |
25,000 | $0 | 25,000 (Indirect) |
View |
2021-06-10 Option Award |
2021-06-11 8:51 pm |
N/A 2031-06-10 |
Clovis Oncology Inc. | CLVS | ATWOOD BRIAN G Director |
42,223 | $0 | 42,223 (Direct) |
View |
2021-06-09 Option Award |
2021-06-11 4:36 pm |
N/A 2031-06-08 |
Atreca Inc. | BCEL | ATWOOD BRIAN G Director |
12,000 | $0 | 12,000 (Direct) |
View |
2021-01-12 Other |
2021-01-14 7:45 pm |
N/A N/A |
Locust Walk Acquisition Corp. | LWAC | ATWOOD BRIAN G Director |
25,000 | $0 | 25,000 (Indirect) |
View |
2020-12-09 Gift |
2020-12-10 7:09 pm |
N/A 2030-06-09 |
Atreca Inc. | BCEL | ATWOOD BRIAN G Director |
117,332 | $0 | 58,666 (Direct) |
View |
2020-11-09 Exercise |
2020-11-10 7:39 pm |
N/A N/A |
Clovis Oncology Inc. | CLVS | ATWOOD BRIAN G Director |
6,896 | $3.08 | 160,190 (Direct) |
View |
2020-11-09 Exercise |
2020-11-10 7:39 pm |
N/A 2020-12-01 |
Clovis Oncology Inc. | CLVS | ATWOOD BRIAN G Director |
6,896 | $0 | 160,190 (Direct) |
View |
2020-06-10 Option Award |
2020-06-15 5:08 pm |
N/A 2030-06-09 |
Atreca Inc. | BCEL | ATWOOD BRIAN G Director |
12,000 | $0 | 12,000 (Direct) |
View |
2020-06-04 Option Award |
2020-06-05 5:04 pm |
N/A 2030-06-04 |
Clovis Oncology Inc. | CLVS | ATWOOD BRIAN G Director |
40,138 | $0 | 40,138 (Direct) |
View |