89BIO INC's ticker is ETNB and the CUSIP is 282559103. A total of 50 filers reported holding 89BIO INC in Q3 2021. The put-call ratio across all filers is - and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $463,200 | +8.6% | 30,000 | +33.3% | 0.00% | -33.3% |
| Q2 2023 | $426,375 | -73.3% | 22,500 | -78.6% | 0.00% | -80.0% |
| Q1 2023 | $1,599,150 | +125.9% | 105,000 | -52.3% | 0.02% | +87.5% |
| Q2 2022 | $708,000 | +1142.1% | 220,000 | +1366.7% | 0.01% | +700.0% |
| Q1 2022 | $57,000 | -95.6% | 15,000 | -85.0% | 0.00% | -92.9% |
| Q4 2021 | $1,307,000 | -30.5% | 100,000 | +4.2% | 0.01% | -26.3% |
| Q3 2021 | $1,881,000 | +4.8% | 96,000 | 0.0% | 0.02% | +26.7% |
| Q2 2021 | $1,795,000 | -20.2% | 96,000 | +1.1% | 0.02% | -28.6% |
| Q1 2021 | $2,250,000 | -0.7% | 95,000 | +2.2% | 0.02% | -22.2% |
| Q4 2020 | $2,266,000 | -5.0% | 93,000 | 0.0% | 0.03% | -12.9% |
| Q3 2020 | $2,386,000 | – | 93,000 | – | 0.03% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| RA Capital Management | 11,416,948 | $216,351,165 | 4.08% |
| Orchard Capital Management, LLC | 542,879 | $10,287,557 | 3.46% |
| Artia Global Partners LP | 465,465 | $8,820,562 | 3.04% |
| Octagon Capital Advisors LP | 1,066,784 | $20,215,557 | 2.81% |
| SUVRETTA CAPITAL MANAGEMENT, LLC | 2,393,236 | $45,351,822 | 2.42% |
| SILVERARC CAPITAL MANAGEMENT, LLC | 396,497 | $7,513,618 | 2.32% |
| Boxer Capital, LLC | 2,100,000 | $39,795 | 1.85% |
| Velan Capital Investment Management LP | 95,000 | $1,800,250 | 1.67% |
| Cormorant Asset Management, LP | 1,350,000 | $25,582,500 | 1.43% |
| Tri Locum Partners LP | 165,897 | $3,143,748 | 1.17% |