SIENTRA INC's ticker is SIEN and the CUSIP is 82621J105. A total of 114 filers reported holding SIENTRA INC in Q4 2021. The put-call ratio across all filers is 0.41 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2022 | $6,501 | -18.2% | 32,039 | +158.0% | 0.00% | -33.3% |
| Q3 2022 | $7,946 | -23.6% | 12,416 | 0.0% | 0.00% | 0.0% |
| Q2 2022 | $10,401 | -62.3% | 12,416 | 0.0% | 0.00% | -62.5% |
| Q1 2022 | $27,564 | -39.5% | 12,416 | 0.0% | 0.01% | -42.9% |
| Q4 2021 | $45,567 | -36.0% | 12,416 | 0.0% | 0.01% | -39.1% |
| Q3 2021 | $71,144 | -28.0% | 12,416 | 0.0% | 0.02% | -34.3% |
| Q2 2021 | $98,831 | +9.2% | 12,416 | 0.0% | 0.04% | -7.9% |
| Q1 2021 | $90,513 | +87.4% | 12,416 | 0.0% | 0.04% | +46.2% |
| Q4 2020 | $48,298 | – | 12,416 | – | 0.03% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Abingworth LLP | 2,390,843 | $15,469,000 | 9.78% |
| Cannell Capital | 1,941,673 | $12,582,000 | 4.08% |
| Millrace Asset Group, Inc. | 350,000 | $2,268,000 | 2.66% |
| Broadfin Capital, LLC | 2,001,895 | $12,972,000 | 2.40% |
| Copernicus Capital Management, LLC | 385,000 | $2,495,000 | 2.32% |
| Endurant Capital Management LP | 529,950 | $3,434,000 | 1.23% |
| QUANTUM CAPITAL MANAGEMENT | 344,741 | $2,234,000 | 1.13% |
| X-Square Capital, LLC | 275,312 | $1,784,000 | 1.12% |
| DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | 4,137,470 | $26,811,000 | 1.09% |
| Granite Point Capital Management, L.P. | 566,372 | $3,670,000 | 0.57% |