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 |
| 2024-12-01 Tax Withholding | 2024-12-03 4:09 pm | N/A N/A | SUTRO BIOPHARMA INC. | STRO | Chung Jane PRESIDENT AND COO | 8,920 | $2.69 | 145,342 (Direct) | View |
| 2024-12-01 Exercise | 2024-12-03 4:09 pm | N/A 2027-12-01 | SUTRO BIOPHARMA INC. | STRO | Chung Jane PRESIDENT AND COO | 25,000 | $0 | 145,342 (Direct) | View |
| 2024-08-09 Exercise | 2024-08-13 4:16 pm | N/A 2025-08-09 | SUTRO BIOPHARMA INC. | STRO | Chung Jane PRESIDENT AND COO | 18,750 | $0 | 73,012 (Direct) | View |
| 2024-08-09 Tax Withholding | 2024-08-13 4:16 pm | N/A N/A | SUTRO BIOPHARMA INC. | STRO | Chung Jane PRESIDENT AND COO | 6,689 | $3.12 | 73,012 (Direct) | View |
| 2024-06-20 Option Award | 2024-06-24 7:48 pm | N/A 2034-06-20 | Viracta Therapeutics Inc. | VIRX | Chung Jane Director | 50,000 | $0 | 50,000 (Direct) | View |
| 2024-03-05 Option Award | 2024-03-07 4:26 pm | N/A 2034-03-05 | SUTRO BIOPHARMA INC. | STRO | Chung Jane PRESIDENT AND COO | 150,000 | $0 | 150,000 (Direct) | View |
| 2024-03-04 Tax Withholding | 2024-03-06 4:21 pm | N/A N/A | SUTRO BIOPHARMA INC. | STRO | Chung Jane PRESIDENT AND COO | 2,209 | $4.79 | 57,951 (Direct) | View |
| 2024-03-04 Exercise | 2024-03-06 4:21 pm | N/A 2026-03-04 | SUTRO BIOPHARMA INC. | STRO | Chung Jane PRESIDENT AND COO | 7,875 | $0 | 57,951 (Direct) | View |
| 2024-03-01 Tax Withholding | 2024-03-05 4:32 pm | N/A N/A | SUTRO BIOPHARMA INC. | STRO | Chung Jane PRESIDENT AND COO | 2,038 | $4.95 | 57,160 (Direct) | View |
| 2024-03-01 Exercise | 2024-03-05 4:32 pm | N/A 2027-03-01 | SUTRO BIOPHARMA INC. | STRO | Chung Jane PRESIDENT AND COO | 6,875 | $0 | 57,160 (Direct) | View |
| 2023-12-01 Option Award | 2023-12-04 4:19 pm | N/A 2033-12-01 | SUTRO BIOPHARMA INC. | STRO | Chung Jane President and COO | 135,000 | $0 | 135,000 (Direct) | View |
| 2023-08-09 Exercise | 2023-08-11 4:16 pm | N/A 2025-08-09 | SUTRO BIOPHARMA INC. | STRO | Chung Jane Chief Commercial Officer | 18,750 | $0 | 69,198 (Direct) | View |
| 2023-08-09 Tax Withholding | 2023-08-11 4:16 pm | N/A N/A | SUTRO BIOPHARMA INC. | STRO | Chung Jane Chief Commercial Officer | 6,483 | $4.22 | 69,198 (Direct) | View |
| 2023-06-08 Option Award | 2023-06-09 6:19 pm | N/A 2033-06-08 | Viracta Therapeutics Inc. | VIRX | Chung Jane Director | 40,000 | $0 | 40,000 (Direct) | View |
| 2023-03-03 Exercise | 2023-03-07 4:26 pm | N/A 2026-03-04 | SUTRO BIOPHARMA INC. | STRO | Chung Jane Chief Commercial Officer | 7,875 | $0 | 110,556 (Direct) | View |
| 2023-03-03 Tax Withholding | 2023-03-07 4:26 pm | N/A N/A | SUTRO BIOPHARMA INC. | STRO | Chung Jane Chief Commercial Officer | 3,211 | $5.79 | 110,556 (Direct) | View |
| 2023-03-03 Option Award | 2023-03-07 4:26 pm | N/A 2033-02-28 | SUTRO BIOPHARMA INC. | STRO | Chung Jane Chief Commercial Officer | 67,500 | $0 | 110,556 (Direct) | View |
| 2022-08-10 Option Award | 2022-08-11 6:58 pm | N/A 2032-08-10 | Viracta Therapeutics Inc. | VIRX | Chung Jane Director | 80,000 | $0 | 80,000 (Direct) | View |
| 2022-08-09 Exercise | 2022-08-10 6:16 pm | N/A 2025-08-09 | SUTRO BIOPHARMA INC. | STRO | Chung Jane Chief Commercial Officer | 18,750 | $0 | 71,017 (Direct) | View |
| 2022-08-09 Tax Withholding | 2022-08-10 6:16 pm | N/A N/A | SUTRO BIOPHARMA INC. | STRO | Chung Jane Chief Commercial Officer | 6,483 | $6.6 | 71,017 (Direct) | View |
| 2022-03-04 Option Award | 2022-03-07 7:33 pm | N/A 2032-03-03 | SUTRO BIOPHARMA INC. | STRO | Chung Jane Chief Commercial Officer | 73,500 | $0 | 73,500 (Direct) | View |
| 2021-08-09 Option Award | 2021-08-11 5:21 pm | N/A 2031-08-08 | SUTRO BIOPHARMA INC. | STRO | Chung Jane Chief Commercial Officer | 235,000 | $0 | 235,000 (Direct) | View |
Ownership | 2021-08-11 5:18 pm | N/A N/A | SUTRO BIOPHARMA INC. | STRO | Chung Jane Chief Commercial Officer | 0 | $0 | 0 (Direct) | View |