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 |
2022-08-15 Sale |
2022-08-15 4:17 pm |
Radius Health Inc. | RDUS | FRIEDMAN CATHY Director |
26,800 | $10 | $268,000 | 0 (Direct) |
View |
2021-06-21 Purchase |
2021-06-23 5:33 pm |
Lyell Immunopharma Inc. | LYEL | FRIEDMAN CATHY Director |
17,648 | $17 | $300,016 | 117,648 (Indirect) |
View |
Stock options: Exercise, Award, Grant, Conversion
Transaction Date |
Reported DateTime |
Exercisable Expiration |
Company | Symnbol | Insider Relationship |
Shares Traded |
Conversion Price |
Shares Owned |
Filing |
2024-06-14 Option Award |
2024-06-17 4:05 pm |
N/A 2034-06-13 |
Lyell Immunopharma Inc. | LYEL | FRIEDMAN CATHY Director |
130,000 | $0 | 466,370 (Direct) |
View |
2023-09-08 Option Award |
2023-09-08 4:26 pm |
N/A 2033-09-07 |
Lyell Immunopharma Inc. | LYEL | FRIEDMAN CATHY Director |
55,000 | $0 | 391,370 (Direct) |
View |
2023-06-16 Option Award |
2023-06-20 4:43 pm |
N/A 2033-06-15 |
Lyell Immunopharma Inc. | LYEL | FRIEDMAN CATHY Director |
65,000 | $0 | 401,370 (Direct) |
View |
2023-06-14 Option Award |
2023-06-16 9:15 pm |
N/A 2033-06-14 |
Seer Inc. | SEER | FRIEDMAN CATHY Director |
58,178 | $0 | 208,309 (Direct) |
View |
2022-06-15 Option Award |
2022-06-17 6:28 pm |
N/A 2031-06-15 |
Seer Inc. | SEER | FRIEDMAN CATHY Director |
39,585 | $0 | 179,771 (Direct) |
View |
2022-06-08 Option Award |
2022-06-10 4:09 pm |
N/A 2032-06-07 |
Lyell Immunopharma Inc. | LYEL | FRIEDMAN CATHY Director |
65,000 | $0 | 401,370 (Direct) |
View |
2022-01-14 Option Award |
2022-01-25 4:30 pm |
N/A 2032-01-14 |
Radius Health Inc. | RDUS | FRIEDMAN CATHY Director |
15,500 | $0 | 36,800 (Direct) |
View |
2021-12-14 Other |
2021-12-14 4:57 pm |
N/A N/A |
Lyell Immunopharma Inc. | LYEL | FRIEDMAN CATHY Director |
3,984,564 | $0 | 4,320,934 (Indirect) |
View |
2021-06-21 Conversion |
2021-06-23 5:33 pm |
N/A N/A |
Lyell Immunopharma Inc. | LYEL | FRIEDMAN CATHY Director |
3,765,842 | $0 | 117,648 (Indirect) |
View |
2021-06-17 Option Award |
2021-06-22 6:23 pm |
N/A 2031-06-17 |
Seer Inc. | SEER | FRIEDMAN CATHY Director |
15,000 | $0 | 15,000 (Direct) |
View |
Ownership |
2021-06-16 7:11 pm |
N/A N/A |
Lyell Immunopharma Inc. | LYEL | FRIEDMAN CATHY Director |
0 | $0 | 4,515,842 (Indirect) |
View |
Ownership |
2021-03-17 6:11 pm |
N/A N/A |
Revolution Healthcare Acquisition Corp. | REVH | FRIEDMAN CATHY Director |
0 | $0 | 6,250 (Direct) |
View |
2021-02-22 Option Award |
2021-02-23 5:48 pm |
N/A 2031-02-22 |
Radius Health Inc. | RDUS | FRIEDMAN CATHY Director |
15,500 | $0 | 31,300 (Direct) |
View |
2021-01-21 Option Award |
2021-01-25 5:04 pm |
N/A 2031-01-21 |
Radius Health Inc. | RDUS | FRIEDMAN CATHY Director |
20,000 | $0 | 20,000 (Direct) |
View |
2020-12-03 Option Award |
2020-12-11 9:10 pm |
N/A 2020-12-03 |
Seer Inc. | SEER | FRIEDMAN CATHY Director |
18,691 | $0 | 18,691 (Direct) |
View |
Ownership |
2020-12-03 7:51 pm |
N/A N/A |
Seer Inc. | SEER | FRIEDMAN CATHY Director |
0 | $0 | 140,186 (Direct) |
View |