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 |
| 2020-08-18 Sale | 2020-08-20 8:01 pm | Principia Biopharma Inc. | PRNB | CHAI CHRISTOPHER Y Chief Financial Officer | 7,500 | $99.37 | $745,240 | 63,823 (Indirect Direct) | View |
| 2020-05-19 Sale | 2020-05-21 8:01 pm | Principia Biopharma Inc. | PRNB | CHAI CHRISTOPHER Y Chief Financial Officer | 7,500 | $65.1 | $488,268 | 71,323 (Indirect Direct) | View |
| 2020-02-18 Sale | 2020-02-20 5:02 pm | Principia Biopharma Inc. | PRNB | CHAI CHRISTOPHER Y Chief Financial Officer | 7,500 | $65.89 | $494,186 | 78,225 (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 |
| 2024-06-05 Option Award | 2024-06-06 8:22 pm | 2025-06-05 2034-06-05 | Surrozen Inc. | SRZN | CHAI CHRISTOPHER Y Director | 1,333 | $0 | 1,333 (Direct) | View |
| 2023-05-18 Option Award | 2023-05-19 4:11 pm | 2023-06-18 2033-05-18 | Surrozen Inc. | SRZN | CHAI CHRISTOPHER Y Director | 20,000 | $0 | 20,000 (Direct) | View |
| 2022-06-07 Option Award | 2022-06-09 5:55 pm | 2023-06-07 2032-06-07 | Surrozen Inc. | SRZN | CHAI CHRISTOPHER Y Director | 20,000 | $0 | 20,000 (Direct) | View |
Ownership | 2021-08-16 7:43 pm | N/A N/A | Surrozen Inc. | SRZN | CHAI CHRISTOPHER Y Director | 0 | $0 | 35,129 (Direct) | View |
| 2020-09-28 Disposition | 2020-09-28 5:11 pm | N/A 2023-12-11 | Principia Biopharma Inc. | PRNB | CHAI CHRISTOPHER Y Chief Financial Officer | 318,395 | $0 | 0 (Direct) | View |
| 2020-09-28 Equity Swap | 2020-09-28 5:11 pm | N/A N/A | Principia Biopharma Inc. | PRNB | CHAI CHRISTOPHER Y Chief Financial Officer | 7,101 | $100 | 0 (Direct) | View |
| 2020-08-18 Exercise | 2020-08-20 8:01 pm | N/A N/A | Principia Biopharma Inc. | PRNB | CHAI CHRISTOPHER Y Chief Financial Officer | 7,500 | $2.9977 | 63,823 (Direct) | View |
| 2020-08-18 Exercise | 2020-08-20 8:01 pm | N/A 2023-12-11 | Principia Biopharma Inc. | PRNB | CHAI CHRISTOPHER Y Chief Financial Officer | 7,500 | $0 | 63,823 (Direct) | View |
| 2020-05-19 Exercise | 2020-05-21 8:01 pm | N/A N/A | Principia Biopharma Inc. | PRNB | CHAI CHRISTOPHER Y Chief Financial Officer | 5,675 | $2.9977 | 71,323 (Direct) | View |
| 2020-05-19 Exercise | 2020-05-21 8:01 pm | N/A 2023-12-11 | Principia Biopharma Inc. | PRNB | CHAI CHRISTOPHER Y Chief Financial Officer | 5,675 | $0 | 71,323 (Direct) | View |
| 2020-03-05 Option Award | 2020-03-05 5:26 pm | N/A 2030-03-04 | Principia Biopharma Inc. | PRNB | CHAI CHRISTOPHER Y Chief Financial Officer | 55,000 | $0 | 55,000 (Direct) | View |
| 2020-02-18 Exercise | 2020-02-20 5:02 pm | N/A N/A | Principia Biopharma Inc. | PRNB | CHAI CHRISTOPHER Y Chief Financial Officer | 2,500 | $2.9977 | 78,225 (Direct) | View |
| 2020-02-18 Exercise | 2020-02-20 5:02 pm | N/A 2023-12-11 | Principia Biopharma Inc. | PRNB | CHAI CHRISTOPHER Y Chief Financial Officer | 2,500 | $0 | 78,225 (Direct) | View |