Chung Jane (CIK 1872398) reported 17 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-03-06). Recent activity: Buy STRO (788 shares), Sell STRO (282 shares), Buy STRO (688 shares), Buy STRO (2,500 shares), Sell STRO (1,271 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-03-06 | SUTRO BIOPHARMA, INC. (STRO) | Chief Executive Officer | Buy | 788 | $0 |
| 2026-03-06 | SUTRO BIOPHARMA, INC. (STRO) | Chief Executive Officer | Sell | 282 | $6,009 |
| 2026-03-03 | SUTRO BIOPHARMA, INC. (STRO) | Chief Executive Officer | Buy | 688 | $0 |
| 2026-03-03 | SUTRO BIOPHARMA, INC. (STRO) | Chief Executive Officer | Buy | 2,500 | $0 |
| 2026-03-03 | SUTRO BIOPHARMA, INC. (STRO) | Chief Executive Officer | Sell | 1,271 | $26,017 |
| 2026-03-03 | SUTRO BIOPHARMA, INC. (STRO) | Chief Executive Officer | Buy | 7,750 | $0 |
| 2026-03-03 | SUTRO BIOPHARMA, INC. (STRO) | Chief Executive Officer | Sell | 2,779 | $57,108 |
| 2025-12-16 | SUTRO BIOPHARMA, INC. (STRO) | Chief Executive Officer | Buy | 2,500 | $0 |
| 2025-12-16 | SUTRO BIOPHARMA, INC. (STRO) | Chief Executive Officer | Sell | 894 | $7,170 |
| 2025-10-16 | SUTRO BIOPHARMA, INC. (STRO) | Chief Executive Officer | Buy | 12,500 | $10,000 |
| 2025-08-26 | SUTRO BIOPHARMA, INC. (STRO) | Chief Executive Officer | Buy | 18,750 | $0 |
| 2025-08-26 | SUTRO BIOPHARMA, INC. (STRO) | Chief Executive Officer | Sell | 6,708 | $5,366 |
| 2025-03-06 | SUTRO BIOPHARMA, INC. (STRO) | PRESIDENT AND COO | Buy | 7,875 | $0 |
| 2025-03-06 | SUTRO BIOPHARMA, INC. (STRO) | PRESIDENT AND COO | Sell | 2,334 | $3,314 |
| 2025-03-04 | SUTRO BIOPHARMA, INC. (STRO) | PRESIDENT AND COO | Buy | 6,875 | $0 |
| 2025-03-04 | SUTRO BIOPHARMA, INC. (STRO) | PRESIDENT AND COO | Buy | 25,000 | $0 |
| 2025-03-04 | SUTRO BIOPHARMA, INC. (STRO) | PRESIDENT AND COO | Sell | 9,450 | $15,026 |
Source: SEC Form 4 filings · as of 2026-03-06