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 | ||||
|---|---|---|---|---|---|---|
| Q2 2023 | $11,560 | +84.5% | 702,291 | 0.0% | 0.36% | -3.8% |
| Q1 2023 | $6,264 | +28.2% | 702,291 | -67.4% | 0.37% | +36.3% |
| Q4 2022 | $4,886 | -99.8% | 2,152,291 | 0.0% | 0.27% | +175.8% |
| Q3 2022 | $2,324,000 | -59.3% | 2,152,291 | 0.0% | 0.10% | -67.5% |
| Q2 2022 | $5,704,000 | -35.7% | 2,152,291 | 0.0% | 0.30% | -17.8% |
| Q1 2022 | $8,867,000 | -54.4% | 2,152,291 | 0.0% | 0.37% | -29.6% |
| Q4 2021 | $19,435,000 | +69.4% | 2,152,291 | +153.2% | 0.53% | +105.1% |
| Q3 2021 | $11,475,000 | -31.1% | 850,000 | 0.0% | 0.26% | -24.0% |
| Q2 2021 | $16,660,000 | – | 850,000 | – | 0.34% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Darwin Global Management, Ltd. | 11,304,573 | $100,836,791 | 27.58% |
| COMMODORE CAPITAL LP | 4,803,447 | $42,846,747 | 6.52% |
| VR Adviser, LLC | 3,298,577 | $29,423,307 | 5.74% |
| Cormorant Asset Management, LP | 8,500,000 | $75,820 | 4.99% |
| Ghost Tree Capital, LLC | 250,000 | $2,230,000 | 0.66% |
| TOMS Capital Investment Management LP | 1,000,000 | $8,920,000 | 0.55% |
| Artal Group S.A. | 702,291 | $6,264 | 0.37% |
| Fosun International Ltd | 249,190 | $2,222,775 | 0.21% |
| D. E. Shaw & Co., Inc. | 3,933,552 | $35,087,284 | 0.04% |
| FARALLON CAPITAL MANAGEMENT LLC | 361,000 | $3,220,120 | 0.02% |