SELECTA BIOSCIENCES INC's ticker is SELB and the CUSIP is 816212104. A total of 106 filers reported holding SELECTA BIOSCIENCES INC in Q4 2021. The put-call ratio across all filers is 0.20 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2023 | $25,404 | -79.8% | 18,276 | -76.2% | 0.00% | -100.0% |
| Q3 2022 | $126,000 | +61.5% | 76,834 | +29.8% | 0.00% | – |
| Q2 2022 | $78,000 | -31.6% | 59,188 | -36.1% | 0.00% | -100.0% |
| Q1 2022 | $114,000 | -72.5% | 92,562 | -27.2% | 0.00% | -75.0% |
| Q4 2021 | $414,000 | +163.7% | 127,117 | +236.1% | 0.00% | +100.0% |
| Q3 2021 | $157,000 | -60.7% | 37,824 | -60.4% | 0.00% | -50.0% |
| Q2 2021 | $399,000 | +19.1% | 95,446 | +29.1% | 0.00% | 0.0% |
| Q1 2021 | $335,000 | +477.6% | 73,938 | +288.2% | 0.00% | +300.0% |
| Q4 2020 | $58,000 | +152.2% | 19,044 | +133.7% | 0.00% | – |
| Q2 2020 | $23,000 | +475.0% | 8,148 | +346.7% | 0.00% | – |
| Q1 2020 | $4,000 | -89.5% | 1,824 | -52.5% | 0.00% | -100.0% |
| Q4 2017 | $38,000 | – | 3,836 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Polaris Venture Management Co. V, L.L.C. | 1,924,151 | $32,999,000 | 39.17% |
| Flagship Pioneering Inc. | 826,862 | $14,181,000 | 4.61% |
| Silver Rock Financial LP | 461,076 | $7,907,000 | 3.52% |
| SPHERA FUNDS MANAGEMENT LTD. | 268,534 | $4,605,000 | 1.17% |
| HAMILTON LANE ADVISORS LLC | 74,833 | $1,283,000 | 0.84% |
| DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | 853,205 | $14,632,000 | 0.60% |
| Orbimed Advisors | 1,842,797 | $31,604,000 | 0.40% |
| Perceptive Advisors | 141,875 | $2,433,000 | 0.17% |
| HILLMAN CO | 16,932 | $290,000 | 0.10% |
| Baker Brothers Advisors | 175,712 | $3,013,000 | 0.03% |