SIENTRA INC's ticker is SIEN and the CUSIP is 82621J105. A total of 112 filers reported holding SIENTRA INC in Q1 2022. The put-call ratio across all filers is 1.22 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2022 | $48 | -23.8% | 75 | 0.0% | 0.00% | – |
| Q2 2022 | $63 | -62.3% | 75 | 0.0% | 0.00% | – |
| Q1 2022 | $167 | -39.3% | 75 | 0.0% | 0.00% | – |
| Q4 2021 | $275 | -36.0% | 75 | 0.0% | 0.00% | – |
| Q3 2021 | $430 | -28.0% | 75 | 0.0% | 0.00% | – |
| Q2 2021 | $597 | +9.1% | 75 | 0.0% | 0.00% | – |
| Q1 2021 | $547 | +87.3% | 75 | 0.0% | 0.00% | – |
| Q4 2020 | $292 | +14.5% | 75 | 0.0% | 0.00% | – |
| Q3 2020 | $255 | -91.2% | 75 | -76.9% | 0.00% | – |
| Q4 2019 | $2,906 | -45.6% | 325 | -60.6% | 0.00% | – |
| Q3 2019 | $5,346 | +5.2% | 825 | 0.0% | 0.00% | – |
| Q2 2019 | $5,082 | -28.2% | 825 | 0.0% | 0.00% | -100.0% |
| Q1 2019 | $7,079 | -34.5% | 825 | -2.9% | 0.00% | 0.0% |
| Q4 2018 | $10,804 | -21.3% | 850 | +47.8% | 0.00% | -50.0% |
| Q3 2018 | $13,731 | +22.4% | 575 | 0.0% | 0.00% | 0.0% |
| Q2 2018 | $11,218 | – | 575 | – | 0.00% | – |
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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% |