89BIO INC's ticker is ETNB and the CUSIP is 282559103. A total of 68 filers reported holding 89BIO INC in Q1 2021. The put-call ratio across all filers is 0.91 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $3,481,000 | -9.2% | 225,499 | +11.5% | 0.00% | 0.0% |
| Q2 2023 | $3,832,000 | +25.9% | 202,158 | +1.2% | 0.00% | 0.0% |
| Q1 2023 | $3,043,000 | +24.8% | 199,836 | +4.3% | 0.00% | 0.0% |
| Q4 2022 | $2,438,000 | +220.8% | 191,544 | +46.0% | 0.00% | – |
| Q3 2022 | $760,000 | +4966.7% | 131,186 | +2808.8% | 0.00% | – |
| Q2 2022 | $15,000 | -88.6% | 4,510 | -87.2% | 0.00% | – |
| Q1 2022 | $132,000 | -71.3% | 35,116 | -0.3% | 0.00% | – |
| Q4 2021 | $460,000 | -76.1% | 35,225 | -64.1% | 0.00% | -100.0% |
| Q3 2021 | $1,922,000 | +72.4% | 98,107 | +64.4% | 0.00% | – |
| Q2 2021 | $1,115,000 | -20.3% | 59,666 | +1.0% | 0.00% | – |
| Q1 2021 | $1,399,000 | -2.7% | 59,100 | +0.2% | 0.00% | – |
| Q4 2020 | $1,438,000 | -3.9% | 59,000 | +1.2% | 0.00% | -100.0% |
| Q3 2020 | $1,496,000 | +295.8% | 58,300 | +207.7% | 0.00% | – |
| Q2 2020 | $378,000 | -24.9% | 18,946 | -5.0% | 0.00% | – |
| Q1 2020 | $503,000 | 0.0% | 19,941 | +4.3% | 0.00% | – |
| Q4 2019 | $503,000 | – | 19,127 | – | 0.00% | – |
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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% |