NASDAQ: STROSutro Biopharma Inc Stock Ownership - Who owns Sutro Biopharma?
Insider buying vs selling
Have Sutro Biopharma Inc insiders been buying or selling?
Buy
Sell
| Name | Role | Date | Shares | Price | Value |
|---|---|---|---|---|---|
| David Pauling | Chief Admin. Ofcr. GC | 2026-03-04 | 277 | $21.31 | $5.90kSell |
| Jane Chung | Chief Executive Officer | 2026-03-04 | 282 | $21.31 | $6.01kSell |
| Jane Chung | Chief Executive Officer | 2026-03-02 | 2,779 | $20.55 | $57.11kSell |
| Hanspeter Gerber | CHIEF SCIENTIFIC OFFICER | 2026-03-02 | 1,170 | $20.55 | $24.04kSell |
| David Pauling | Chief Admin. Ofcr. GC | 2026-03-02 | 970 | $20.55 | $19.93kSell |
| David Pauling | Chief Admin. Ofcr. GC | 2026-03-01 | 551 | $20.47 | $11.28kSell |
| Jane Chung | Chief Executive Officer | 2026-03-01 | 1,271 | $20.47 | $26.02kSell |
| Hanspeter Gerber | CHIEF SCIENTIFIC OFFICER | 2026-03-01 | 463 | $20.47 | $9.48kSell |
| Jane Chung | Chief Executive Officer | 2025-12-12 | 894 | $8.02 | $7.17kSell |
| David Pauling | Chief Admin. Ofcr. GC | 2025-10-15 | 12,504 | $0.80 | $9.99kBuy |
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Net Insider Buy/Sell (L12M) Ownership
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STRO Shareholders
What type of owners hold Sutro Biopharma Inc stock?
Institutional
Insider
Retail
| Name | Hold | Shares | Value | Type |
|---|---|---|---|---|
| Merck Co Inc | 31.99% | 2,723,509 | $56.32M | Insider |
| Skyline Venture Partners V LP | 23.02% | 1,960,053 | $40.53M | Insider |
| Daniel Janney | 22.84% | 1,944,901 | $40.22M | Insider |
| Alta Partners VIII LP | 22.84% | 1,944,901 | $40.22M | Insider |
| Svlsf V LLC | 21.43% | 1,824,542 | $37.73M | Insider |
| Michael Jay Ross | 21.43% | 1,824,542 | $37.73M | Insider |
| Celgene Corp | 20.28% | 1,726,197 | $35.70M | Insider |
| Affinity Asset Advisors LLC | 8.79% | 748,382 | $15.48M | Institution |
| Kynam Capital Management LP | 5.63% | 479,590 | $9.92M | Institution |
| William J. Newell | 5.48% | 466,878 | $9.66M | Insider |
STRO vs Biotech Stocks
Sutro Biopharma Stock Ownership FAQ
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Information is provided 'as-is' and solely for informational purposes and is not advice. WallStreetZen does not bear any responsibility for any losses or damage that may occur as a result of reliance on this data.