AMBRX BIOPHARMA INC's ticker is AMAM and the CUSIP is 02290A102. A total of 33 filers reported holding AMBRX BIOPHARMA INC in Q1 2023. The put-call ratio across all filers is 0.15 and the average weighting 1.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2022 | $2,331,951 | +6.5% | 1,027,291 | -49.3% | 0.01% | +20.0% |
| Q3 2022 | $2,189,000 | -59.3% | 2,027,291 | 0.0% | 0.01% | -58.3% |
| Q2 2022 | $5,372,000 | -35.7% | 2,027,291 | 0.0% | 0.01% | -25.0% |
| Q1 2022 | $8,352,000 | -51.9% | 2,027,291 | +5.4% | 0.02% | -48.4% |
| Q4 2021 | $17,371,000 | -29.6% | 1,923,700 | +5.3% | 0.03% | -36.7% |
| Q3 2021 | $24,668,000 | -31.1% | 1,827,292 | 0.0% | 0.05% | -30.0% |
| Q2 2021 | $35,815,000 | – | 1,827,292 | – | 0.07% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Darwin Global Management, Ltd. | 16,688,636 | $191,919,314 | 67.54% |
| Cormorant Asset Management, LP | 9,923,689 | $114,122,424 | 6.66% |
| COMMODORE CAPITAL LP | 3,518,556 | $40,463,394 | 4.73% |
| Ally Bridge Group (NY) LLC | 281,089 | $3,232,524 | 3.79% |
| Paradigm Biocapital Advisors LP | 3,488,596 | $40,118,854 | 2.72% |
| VR Adviser, LLC | 2,070,000 | $23,805,000 | 2.51% |
| Ghost Tree Capital, LLC | 525,000 | $6,037,500 | 1.99% |
| HighVista Strategies LLC | 193,701 | $2,227,562 | 1.03% |
| Ikarian Capital, LLC | 4,932 | $5,671,800 | 0.68% |
| APIS CAPITAL ADVISORS, LLC | 34,000 | $391,000 | 0.51% |