89bio, Inc. - 282559103
Ownership (Schedule 13D / 13G) · latest 50 filings
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| Filed | Form | Reporting person | Percent | Shares | SEC |
|---|---|---|---|---|---|
| Feb 13, 2026 | SCHEDULE 13G/A | Deep Track Capital, LP | 0.0% | 0 | View |
| Feb 13, 2026 | SCHEDULE 13G/A | Deep Track Biotechnology Master Fund, Ltd. | 0.0% | 0 | View |
| Feb 13, 2026 | SCHEDULE 13G/A | David Kroin | 0.0% | 0 | View |
| Nov 14, 2025 | SCHEDULE 13G | Pentwater Capital Management LP | 0.0% | 0 | View |
| Nov 14, 2025 | SCHEDULE 13G | Matthew Halbower | 0.0% | 0 | View |
| Nov 14, 2025 | SCHEDULE 13G/A | Deep Track Capital, LP | 6.31% | 9,356,171 | View |
| Nov 14, 2025 | SCHEDULE 13G/A | Deep Track Biotechnology Master Fund, Ltd. | 6.31% | 9,356,171 | View |
| Nov 14, 2025 | SCHEDULE 13G/A | David Kroin | 6.31% | 9,356,171 | View |
| Nov 13, 2025 | SCHEDULE 13G/A | SUVRETTA CAPITAL MANAGEMENT, LLC | 5.6% | 8,280,000 | View |
| Nov 13, 2025 | SCHEDULE 13G/A | AVERILL MASTER FUND, LTD. | 4.8% | 7,135,599 | View |
| Nov 13, 2025 | SCHEDULE 13G/A | AARON COWEN | 5.6% | 8,280,000 | View |
| Nov 03, 2025 | SCHEDULE 13D/A | — | 5.0% | — | View |
| Oct 31, 2025 | SCHEDULE 13D/A | — | — | — | View |
Percent = "% of class represented by amount beneficially owned" for this reporting person in the filed 13D/13G.
Shares = reported beneficial ownership amount for the same row (not portfolio shares from 13F).
Amendments (/A) can repeat the same holder over time, so rows should not be summed.
Extraction is best-effort from filing text and can be missing or noisy; verify exact figures via the SEC link in each row.