89bio, Inc (ETNB) insider trading
Every open-market stock purchase and sale by 89bio, Inc executives, directors, large shareholders and members of Congress, from SEC Form 4 filings. Sector: Other.
Insider activity at a glance
- No open-market insider trades in the last 12 months.
- Last insider buy: Ra Capital Management L.p. (Insider), $50M, 21 months ago.
Last 12 months: insiders bought $0 (0 buys) and sold $0 (0 sales). Last close $14.84 on Oct 29, 2025.
Recent ETNB insider trades
| Date | Insider | Trade | Value |
|---|---|---|---|
| Oct 30, 2025 | Steven Altschuler (Insider) | Sold (not open market) | — |
| Oct 30, 2025 | Harry H Mansbach (C-suite exec) | Bought (not open market) | — |
| Oct 30, 2025 | Harry H Mansbach (C-suite exec) | Sold (not open market) | — |
| Oct 30, 2025 | Harry H Mansbach (C-suite exec) | Sold (not open market) | — |
| Oct 30, 2025 | Harry H Mansbach (C-suite exec) | Sold (not open market) | — |
| Oct 30, 2025 | Harry H Mansbach (C-suite exec) | Sold (not open market) | — |
| Oct 30, 2025 | Harry H Mansbach (C-suite exec) | Sold (not open market) | — |
| Oct 30, 2025 | Harry H Mansbach (C-suite exec) | Sold (not open market) | — |
| Oct 30, 2025 | Harry H Mansbach (C-suite exec) | Sold (not open market) | — |
| Oct 30, 2025 | Harry H Mansbach (C-suite exec) | Sold (not open market) | — |
| Oct 30, 2025 | Francis Willard Sarena (COO) | Sold (not open market) | — |
| Oct 30, 2025 | Francis Willard Sarena (COO) | Sold (not open market) | — |
| Oct 30, 2025 | Derek DiRocco (Insider) | Sold (not open market) | — |
| Oct 30, 2025 | Derek DiRocco (Insider) | Sold (not open market) | — |
| Oct 30, 2025 | Derek DiRocco (Insider) | Sold (not open market) | — |
| Oct 30, 2025 | Derek DiRocco (Insider) | Sold (not open market) | — |
| Oct 30, 2025 | Derek DiRocco (Insider) | Sold (not open market) | — |
| Oct 30, 2025 | Derek DiRocco (Insider) | Sold (not open market) | — |
| Oct 30, 2025 | Martin Babler (Insider) | Sold (not open market) | — |
| Oct 30, 2025 | Martin Babler (Insider) | Sold (not open market) | — |
| Oct 30, 2025 | Quoc Le-Nguyen (Insider) | Bought (not open market) | — |
| Oct 30, 2025 | Quoc Le-Nguyen (Insider) | Sold (not open market) | — |
| Oct 30, 2025 | Quoc Le-Nguyen (Insider) | Sold (not open market) | — |
| Oct 30, 2025 | Quoc Le-Nguyen (Insider) | Sold (not open market) | — |
| Oct 30, 2025 | Quoc Le-Nguyen (Insider) | Sold (not open market) | — |
Who's trading ETNB
- Steven Altschuler, Insider: other filings, last Oct 30, 2025
- Edward Morrow Atkinson III, Insider: other filings, last Oct 30, 2025
- Martin Babler, Insider: other filings, last Oct 30, 2025
- Derek DiRocco, Insider: other filings, last Oct 30, 2025
- Michael R Hayden, Insider: other filings, last Oct 30, 2025
- Kathleen Laporte, Insider: other filings, last Oct 30, 2025
- Quoc Le-Nguyen, Insider: other filings, last Oct 30, 2025
- Harry H Mansbach, C-suite exec: other filings, last Oct 30, 2025
- Ryan Martins, CFO: other filings, last Oct 30, 2025
- Charles McWherter, Insider: other filings, last Oct 30, 2025
- Rohan Palekar, CEO: other filings, last Oct 30, 2025
- Ra Capital Management L.p., Insider: other filings, last Oct 30, 2025
- Francis Willard Sarena, COO: other filings, last Oct 30, 2025
- Lota S. Zoth, Insider: other filings, last Oct 30, 2025
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