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 |
2021-06-11 Purchase |
2021-06-15 4:02 pm |
Atara Biotherapeutics Inc. | ATRA | Yarema Kristin Chief Commercial Officer |
34,354 | $14.57 | $500,370 | 125,882 (Direct) |
View |
2021-05-18 Sale |
2021-05-20 4:29 pm |
Atara Biotherapeutics Inc. | ATRA | Yarema Kristin Chief Commercial Officer |
761 | $14.55 | $11,073 | 91,528 (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 |
2025-01-08 Equity Swap |
2025-01-08 2:07 pm |
N/A N/A |
Poseida Therapeutics Inc. | PSTX | Yarema Kristin President and CEO |
615,836 | $0 | 0 (Direct) |
View |
2024-01-02 Option Award |
2024-01-04 4:03 pm |
N/A 2034-01-01 |
Poseida Therapeutics Inc. | PSTX | Yarema Kristin President and CEO |
595,200 | $0 | 952,036 (Direct) |
View |
2023-04-11 Option Award |
2023-04-12 4:49 pm |
N/A 2033-04-10 |
Poseida Therapeutics Inc. | PSTX | Yarema Kristin President, Cell Therapy |
855,161 | $0 | 855,161 (Direct) |
View |
2022-03-01 Option Award |
2022-03-03 7:02 pm |
N/A 2032-02-28 |
Atara Biotherapeutics Inc. | ATRA | Yarema Kristin Chief Commercial Officer |
131,125 | $0 | 257,007 (Direct) |
View |
2021-03-01 Option Award |
2021-03-03 5:15 pm |
N/A 2031-02-28 |
Atara Biotherapeutics Inc. | ATRA | Yarema Kristin Chief Commercial Officer |
87,883 | $0 | 145,151 (Direct) |
View |