What Sutro Biopharma Inc's executives and directors are doing with their own shares, from SEC Form 3/4/5 filings — separating what the filings state (awards, withholding, disclosed plans) from what only the pattern of dates shows.
| 3 months | 12 months | |
|---|---|---|
| Open-market buys | 0 | 0 |
| Sells | 0 | 0 |
| Total trades | 2 | 23 |
| 3 months | 12 months | |
|---|---|---|
| Acquired | 3,750 | 10,313 |
| Disposed | 1,345 | 2,915 |
| Net activity | +2,405 | +7,398 |
View rich charts and dive into the patterns of specific insiders — who is accumulating, who is winding down, and which sale explanations the filings actually support.
| Insider | Relation | Date | Transaction | Shares | Price | Value | Shares held |
|---|---|---|---|---|---|---|---|
| Gerber Hans-Peter | CHIEF SCIENTIFIC OFFICER | Sep 18 | Withheld — tax / exercise cost · F | −1,345 | $15.34 | −$20.6K | 12,367 |
| Gerber Hans-Peter | CHIEF SCIENTIFIC OFFICER | Sep 18 | Exercise / conversion · M | +3,750 | — | — | 13,712 |
| Chow Gregory K. | CFO | Jun 02 | Exercise / conversion · M | +2,500 | — | — | 4,725 |
| Pauling David | Chief Admin. Ofcr. & GC | Mar 04 | Withheld — tax / exercise cost · F | −277 | $21.31 | −$5.9K | 9,748 |
| Pauling David | Chief Admin. Ofcr. & GC | Mar 04 | Exercise / conversion · M | +675 | — | — | 10,025 |
| Chung Jane | Chief Executive Officer | Mar 04 | Withheld — tax / exercise cost · F | −282 | $21.31 | −$6.01K | 21,285 |
| Chung Jane | Chief Executive Officer | Mar 04 | Exercise / conversion · M | +788 | — | — | 21,567 |
| Pauling David | Chief Admin. Ofcr. & GC | Mar 02 | Withheld — tax / exercise cost · F | −970 | $20.55 | −$19.9K | 9,350 |
| Pauling David | Chief Admin. Ofcr. & GC | Mar 02 | Exercise / conversion · M | +2,356 | — | — | 10,320 |
| Chung Jane | Chief Executive Officer | Mar 02 | Withheld — tax / exercise cost · F | −2,779 | $20.55 | −$57.1K | 20,779 |
| Chung Jane | Chief Executive Officer | Mar 02 | Exercise / conversion · M | +7,750 | — | — | 23,558 |
| Gerber Hans-Peter | CHIEF SCIENTIFIC OFFICER | Mar 02 | Withheld — tax / exercise cost · F | −1,170 | $20.55 | −$24K | 9,518 |
| Gerber Hans-Peter | CHIEF SCIENTIFIC OFFICER | Mar 02 | Exercise / conversion · M | +2,843 | — | — | 10,688 |
| Pauling David | Chief Admin. Ofcr. & GC | Mar 01 | Withheld — tax / exercise cost · F | −551 | $20.47 | −$11.3K | 7,964 |
| Pauling David | Chief Admin. Ofcr. & GC | Mar 01 | Exercise / conversion · M | +842 | — | — | 8,515 |
| Pauling David | Chief Admin. Ofcr. & GC | Mar 01 | Exercise / conversion · M | +500 | — | — | 7,673 |
| Chung Jane | Chief Executive Officer | Mar 01 | Withheld — tax / exercise cost · F | −1,271 | $20.47 | −$26K | 15,808 |
| Chung Jane | Chief Executive Officer | Mar 01 | Exercise / conversion · M | +2,500 | — | — | 17,079 |
| Chung Jane | Chief Executive Officer | Mar 01 | Exercise / conversion · M | +688 | — | — | 14,579 |
| Gerber Hans-Peter | CHIEF SCIENTIFIC OFFICER | Mar 01 | Withheld — tax / exercise cost · F | −463 | $20.47 | −$9.48K | 7,845 |
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