Updated Jul 16, 2026
Chung Jane is a corporate insider tracked by InsiderAlpha. No SEC Form 4 filings recorded in the last 90 days. Lifetime open-market purchases: $10K.

Jane Chung is the President and Chief Operating Officer of Sutro Biopharma, Inc., a clinical-stage biopharmaceutical company focused on developing protein therapeutics for cancer and autoimmune disorders. She has played a significant role in the company's strategic direction and operational management.
| Role | Insider |
|---|---|
| Notability | 50/100 |
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-03-06 | STRO | SUTRO BIOPHARMA, INC. | F — Tax withholding / forfeiture | 282 | $21.31 | $6K |
| 2026-03-06 | STRO | SUTRO BIOPHARMA, INC. | M — Option exercise | 788 | $0.00 | |
| 2026-03-03 | STRO | SUTRO BIOPHARMA, INC. | F — Tax withholding / forfeiture | 2.8K | $20.55 | $57K |
| 2026-03-03 | STRO | SUTRO BIOPHARMA, INC. | M — Option exercise | 7.8K | $0.00 | |
| 2026-03-03 | STRO | SUTRO BIOPHARMA, INC. | F — Tax withholding / forfeiture | 1.3K | $20.47 | $26K |
| 2026-03-03 | STRO | SUTRO BIOPHARMA, INC. | M — Option exercise | 2.5K | $0.00 | |
| 2026-03-03 | STRO | SUTRO BIOPHARMA, INC. | M — Option exercise | 688 | $0.00 | |
| 2025-12-16 | STRO | SUTRO BIOPHARMA, INC. | F — Tax withholding / forfeiture | 894 | $8.02 | $7K |
| 2025-12-16 | STRO | SUTRO BIOPHARMA, INC. | M — Option exercise | 2.5K | $0.00 | |
| 2025-10-15 | STRO | SUTRO BIOPHARMA, INC. | P — Open-market purchase | 12.5K | $0.80 | $10K |
| 2025-08-09 | STRO | SUTRO BIOPHARMA, INC. | F — Tax withholding / forfeiture | 6.7K | $0.80 | $5K |
| 2025-08-09 | STRO | SUTRO BIOPHARMA, INC. | M — Option exercise | 18.8K | $0.00 | |
| 2024-12-03 | STRO | SUTRO BIOPHARMA, INC. | F — Tax withholding / forfeiture | 8.9K | $2.69 | $24K |
| 2024-12-03 | STRO | SUTRO BIOPHARMA, INC. | M — Option exercise | 25.0K | $0.00 |
Jane Chung is the President and Chief Operating Officer of Sutro Biopharma, Inc., a clinical-stage biopharmaceutical company focused on developing protein therapeutics for cancer and autoimmune disorders. She has played a significant role in the company's strategic direction and operational management.…
Recorded transactions: 1 open-market purchases ($10K) and 0 open-market sales () across all tracked filings.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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