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 |
2020-11-03 Sale |
2020-11-03 7:42 pm |
CareDx Inc. | CDNA | Bell Michael Brian Chief Financial Officer |
32,574 | $48.15 | $1,568,487 | 170,973 (Direct) |
View |
2020-05-06 Sale |
2020-05-08 7:18 pm |
CareDx Inc. | CDNA | Bell Michael Brian Chief Financial Officer |
57,136 | $29 | $1,657,032 | 138,363 (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 |
2025-04-01 Exercise |
2025-04-02 5:29 pm |
N/A N/A |
Guardant Health Inc. | GH | Bell Michael Brian Chief Financial Officer |
2,084 | $0 | 52,893 (Direct) |
View |
2025-04-01 Tax Withholding |
2025-04-02 5:29 pm |
N/A N/A |
Guardant Health Inc. | GH | Bell Michael Brian Chief Financial Officer |
1,057 | $42.47 | 52,893 (Direct) |
View |
2025-03-15 Exercise |
2025-03-18 5:23 pm |
N/A N/A |
Guardant Health Inc. | GH | Bell Michael Brian Chief Financial Officer |
3,272 | $0 | 54,488 (Direct) |
View |
2025-03-15 Tax Withholding |
2025-03-18 5:23 pm |
N/A N/A |
Guardant Health Inc. | GH | Bell Michael Brian Chief Financial Officer |
1,659 | $42.89 | 54,488 (Direct) |
View |
2025-03-12 Option Award |
2025-03-13 4:29 pm |
N/A 2035-03-12 |
Guardant Health Inc. | GH | Bell Michael Brian Chief Financial Officer |
55,830 | $0 | 55,830 (Direct) |
View |
2025-03-01 Tax Withholding |
2025-03-04 6:07 pm |
N/A N/A |
Guardant Health Inc. | GH | Bell Michael Brian Chief Financial Officer |
2,537 | $42.55 | 73,296 (Direct) |
View |
2025-03-01 Exercise |
2025-03-04 6:07 pm |
N/A N/A |
Guardant Health Inc. | GH | Bell Michael Brian Chief Financial Officer |
7,108 | $0 | 73,296 (Direct) |
View |
2025-02-01 Exercise |
2025-02-04 5:13 pm |
2025-02-01 N/A |
Guardant Health Inc. | GH | Bell Michael Brian Chief Financial Officer |
6,617 | $0 | 33,177 (Direct) |
View |
2025-02-01 Tax Withholding |
2025-02-04 5:13 pm |
N/A N/A |
Guardant Health Inc. | GH | Bell Michael Brian Chief Financial Officer |
2,361 | $46.98 | 33,177 (Direct) |
View |
2025-01-15 Exercise |
2025-01-16 5:03 pm |
N/A N/A |
Guardant Health Inc. | GH | Bell Michael Brian Chief Financial Officer |
3,309 | $0 | 28,921 (Direct) |
View |
2025-01-15 Tax Withholding |
2025-01-16 5:03 pm |
N/A N/A |
Guardant Health Inc. | GH | Bell Michael Brian Chief Financial Officer |
1,305 | $37.5 | 28,921 (Direct) |
View |
2025-01-01 Tax Withholding |
2025-01-03 5:55 pm |
N/A N/A |
Guardant Health Inc. | GH | Bell Michael Brian Chief Financial Officer |
855 | $30.55 | 41,506 (Direct) |
View |
2025-01-01 Exercise |
2025-01-03 5:55 pm |
N/A N/A |
Guardant Health Inc. | GH | Bell Michael Brian Chief Financial Officer |
2,084 | $0 | 41,506 (Direct) |
View |
2024-12-15 Exercise |
2024-12-16 6:12 pm |
N/A N/A |
Guardant Health Inc. | GH | Bell Michael Brian Chief Financial Officer |
3,272 | $0 | 44,087 (Direct) |
View |
2024-12-15 Tax Withholding |
2024-12-16 6:12 pm |
N/A N/A |
Guardant Health Inc. | GH | Bell Michael Brian Chief Financial Officer |
1,659 | $34.76 | 44,087 (Direct) |
View |
2024-11-08 Option Award |
2024-11-12 6:07 pm |
N/A 2034-11-08 |
Guardant Health Inc. | GH | Bell Michael Brian Chief Financial Officer |
99,223 | $0 | 99,223 (Direct) |
View |
2024-10-01 Exercise |
2024-10-02 4:48 pm |
N/A N/A |
Guardant Health Inc. | GH | Bell Michael Brian Chief Financial Officer |
8,211 | $0 | 40,748 (Direct) |
View |
2024-10-01 Tax Withholding |
2024-10-02 4:48 pm |
N/A N/A |
Guardant Health Inc. | GH | Bell Michael Brian Chief Financial Officer |
4,162 | $22.12 | 40,748 (Direct) |
View |
2024-09-15 Exercise |
2024-09-16 5:27 pm |
N/A N/A |
Guardant Health Inc. | GH | Bell Michael Brian Chief Financial Officer |
3,272 | $0 | 41,697 (Direct) |
View |
2024-09-15 Tax Withholding |
2024-09-16 5:27 pm |
N/A N/A |
Guardant Health Inc. | GH | Bell Michael Brian Chief Financial Officer |
1,659 | $26.79 | 41,697 (Direct) |
View |
2024-06-15 Exercise |
2024-06-17 6:37 pm |
N/A N/A |
Guardant Health Inc. | GH | Bell Michael Brian Chief Financial Officer |
9,267 | $0 | 43,356 (Direct) |
View |
2024-06-15 Tax Withholding |
2024-06-17 6:37 pm |
N/A N/A |
Guardant Health Inc. | GH | Bell Michael Brian Chief Financial Officer |
3,307 | $30.21 | 43,356 (Direct) |
View |
2024-03-15 Exercise |
2024-03-18 6:12 pm |
N/A N/A |
Guardant Health Inc. | GH | Bell Michael Brian Chief Financial Officer |
1,233 | $0 | 22,317 (Direct) |
View |
2024-03-15 Tax Withholding |
2024-03-18 6:12 pm |
N/A N/A |
Guardant Health Inc. | GH | Bell Michael Brian Chief Financial Officer |
429 | $17.74 | 22,317 (Direct) |
View |
2024-01-15 Tax Withholding |
2024-01-16 7:41 pm |
N/A N/A |
Guardant Health Inc. | GH | Bell Michael Brian Chief Financial Officer |
1,356 | $24.2 | 14,958 (Direct) |
View |
2024-01-15 Exercise |
2024-01-16 7:41 pm |
N/A N/A |
Guardant Health Inc. | GH | Bell Michael Brian Chief Financial Officer |
3,308 | $0 | 14,958 (Direct) |
View |
2023-12-15 Exercise |
2023-12-18 5:37 pm |
N/A N/A |
Guardant Health Inc. | GH | Bell Michael Brian Chief Financial Officer |
1,233 | $0 | 20,794 (Direct) |
View |
2023-12-15 Tax Withholding |
2023-12-18 5:37 pm |
N/A N/A |
Guardant Health Inc. | GH | Bell Michael Brian Chief Financial Officer |
427 | $28.19 | 20,794 (Direct) |
View |
2023-12-13 Option Award |
2023-12-15 5:15 pm |
N/A 2033-12-13 |
Guardant Health Inc. | GH | Bell Michael Brian Chief Financial Officer |
62,210 | $0 | 62,210 (Direct) |
View |
2023-09-15 Exercise |
2023-09-19 7:04 pm |
N/A N/A |
Guardant Health Inc. | GH | Bell Michael Brian Chief Financial Officer |
1,233 | $0 | 21,221 (Direct) |
View |
2023-09-15 Tax Withholding |
2023-09-19 7:04 pm |
N/A N/A |
Guardant Health Inc. | GH | Bell Michael Brian Chief Financial Officer |
427 | $29.53 | 21,221 (Direct) |
View |
2023-06-15 Exercise |
2023-06-16 6:14 pm |
N/A N/A |
Guardant Health Inc. | GH | Bell Michael Brian Chief Financial Officer |
1,233 | $0 | 21,648 (Direct) |
View |
2023-06-15 Tax Withholding |
2023-06-16 6:14 pm |
N/A N/A |
Guardant Health Inc. | GH | Bell Michael Brian Chief Financial Officer |
427 | $37.86 | 21,648 (Direct) |
View |
2023-06-09 Option Award |
2023-06-13 5:36 pm |
N/A 2033-06-09 |
Guardant Health Inc. | GH | Bell Michael Brian Chief Financial Officer |
60,865 | $0 | 60,865 (Direct) |
View |
2023-03-15 Exercise |
2023-03-16 5:30 pm |
N/A N/A |
Guardant Health Inc. | GH | Bell Michael Brian Chief Financial Officer |
4,931 | $0 | 22,075 (Direct) |
View |
2023-03-15 Tax Withholding |
2023-03-16 5:30 pm |
N/A N/A |
Guardant Health Inc. | GH | Bell Michael Brian Chief Financial Officer |
1,703 | $26.78 | 22,075 (Direct) |
View |
2023-01-15 Exercise |
2023-01-17 6:19 pm |
N/A N/A |
Guardant Health Inc. | GH | Bell Michael Brian CHIEF FINANCIAL OFFICER |
3,309 | $0 | 10,668 (Direct) |
View |
2023-01-15 Tax Withholding |
2023-01-17 6:19 pm |
N/A N/A |
Guardant Health Inc. | GH | Bell Michael Brian CHIEF FINANCIAL OFFICER |
1,320 | $30.43 | 10,668 (Direct) |
View |
2022-05-09 Option Award |
2022-05-26 4:13 pm |
N/A 2032-05-09 |
Guardant Health Inc. | GH | Bell Michael Brian CHIEF FINANCIAL OFFICER |
59,181 | $0 | 59,181 (Direct) |
View |
2022-01-15 Exercise |
2022-01-18 4:38 pm |
N/A N/A |
Guardant Health Inc. | GH | Bell Michael Brian CHIEF FINANCIAL OFFICER |
3,308 | $0 | 11,988 (Direct) |
View |
2022-01-15 Tax Withholding |
2022-01-18 4:38 pm |
N/A N/A |
Guardant Health Inc. | GH | Bell Michael Brian CHIEF FINANCIAL OFFICER |
1,246 | $77.58 | 11,988 (Direct) |
View |
2022-01-15 Option Award |
2022-01-18 4:38 pm |
N/A N/A |
Guardant Health Inc. | GH | Bell Michael Brian CHIEF FINANCIAL OFFICER |
3,308 | $0 | 11,988 (Direct) |
View |
2021-05-04 Option Award |
2021-05-06 4:31 pm |
N/A 2031-05-03 |
Guardant Health Inc. | GH | Bell Michael Brian CHIEF FINANCIAL OFFICER |
39,701 | $0 | 39,701 (Direct) |
View |
2020-11-03 Exercise |
2020-11-03 7:42 pm |
N/A N/A |
CareDx Inc. | CDNA | Bell Michael Brian Chief Financial Officer |
3,333 | $1 | 170,973 (Direct) |
View |
2020-11-03 Exercise |
2020-11-03 7:42 pm |
N/A 2027-04-21 |
CareDx Inc. | CDNA | Bell Michael Brian Chief Financial Officer |
25,640 | $0 | 170,973 (Direct) |
View |
2020-11-03 Exercise |
2020-11-03 7:42 pm |
N/A N/A |
CareDx Inc. | CDNA | Bell Michael Brian Chief Financial Officer |
12,667 | $27.17 | 170,973 (Direct) |
View |
2020-11-03 Exercise |
2020-11-03 7:42 pm |
N/A N/A |
CareDx Inc. | CDNA | Bell Michael Brian Chief Financial Officer |
1,168 | $6.31 | 170,973 (Direct) |
View |
2020-11-03 Exercise |
2020-11-03 7:42 pm |
N/A N/A |
CareDx Inc. | CDNA | Bell Michael Brian Chief Financial Officer |
555 | $2.8 | 170,973 (Direct) |
View |
2020-11-03 Exercise |
2020-11-03 7:42 pm |
N/A N/A |
CareDx Inc. | CDNA | Bell Michael Brian Chief Financial Officer |
3,750 | $5.9 | 170,973 (Direct) |
View |
2020-11-03 Exercise |
2020-11-03 7:42 pm |
N/A N/A |
CareDx Inc. | CDNA | Bell Michael Brian Chief Financial Officer |
4,167 | $12.24 | 170,973 (Direct) |
View |
2020-08-06 Tax Withholding |
2020-08-07 6:55 pm |
N/A N/A |
CareDx Inc. | CDNA | Bell Michael Brian Chief Financial Officer |
619 | $34.65 | 110,277 (Direct) |
View |
2020-07-06 Option Award |
2020-07-07 9:32 pm |
N/A 2030-07-06 |
CareDx Inc. | CDNA | Bell Michael Brian Chief Financial Officer |
60,000 | $0 | 130,896 (Direct) |
View |
2020-06-01 Tax Withholding |
2020-06-03 11:40 am |
N/A N/A |
CareDx Inc. | CDNA | Bell Michael Brian Chief Financial Officer |
6,197 | $32.82 | 70,896 (Direct) |
View |
2020-05-06 Exercise |
2020-05-08 7:18 pm |
N/A 2027-04-21 |
CareDx Inc. | CDNA | Bell Michael Brian Chief Financial Officer |
9,167 | $1 | 138,363 (Direct) |
View |
2020-05-06 Exercise |
2020-05-08 7:18 pm |
N/A 2028-01-19 |
CareDx Inc. | CDNA | Bell Michael Brian Chief Financial Officer |
3,211 | $6.31 | 138,363 (Direct) |
View |
2020-05-06 Exercise |
2020-05-08 7:18 pm |
N/A 2027-09-01 |
CareDx Inc. | CDNA | Bell Michael Brian Chief Financial Officer |
1,667 | $2.8 | 138,363 (Direct) |
View |
2020-05-06 Exercise |
2020-05-08 7:18 pm |
N/A 2027-10-27 |
CareDx Inc. | CDNA | Bell Michael Brian Chief Financial Officer |
10,313 | $5.9 | 138,363 (Direct) |
View |
2020-05-06 Exercise |
2020-05-08 7:18 pm |
N/A 2028-06-29 |
CareDx Inc. | CDNA | Bell Michael Brian Chief Financial Officer |
11,458 | $12.24 | 138,363 (Direct) |
View |