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 | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $365,000 | -39.5% | 164,300 | 0.0% | 0.01% | -33.3% |
| Q4 2021 | $603,000 | -35.9% | 164,300 | 0.0% | 0.01% | -35.7% |
| Q3 2021 | $941,000 | -28.1% | 164,300 | 0.0% | 0.01% | -30.0% |
| Q2 2021 | $1,308,000 | +16.8% | 164,300 | +7.0% | 0.02% | +11.1% |
| Q1 2021 | $1,120,000 | +87.3% | 153,600 | 0.0% | 0.02% | +80.0% |
| Q4 2020 | $598,000 | +14.6% | 153,600 | 0.0% | 0.01% | 0.0% |
| Q3 2020 | $522,000 | -12.1% | 153,600 | 0.0% | 0.01% | -16.7% |
| Q2 2020 | $594,000 | +94.1% | 153,600 | 0.0% | 0.01% | +71.4% |
| Q1 2020 | $306,000 | -68.5% | 153,600 | +41.4% | 0.01% | -58.8% |
| Q4 2019 | $971,000 | +99.8% | 108,600 | +44.8% | 0.02% | +88.9% |
| Q3 2019 | $486,000 | +5.2% | 75,000 | 0.0% | 0.01% | +12.5% |
| Q2 2019 | $462,000 | – | 75,000 | – | 0.01% | – |
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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% |