89bio, Inc. - 282559103

Ownership (Schedule 13D / 13G) · latest 50 filings · Back to all files
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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.