SIENTRA INC's ticker is SIEN and the CUSIP is 82621J105. A total of 126 filers reported holding SIENTRA INC in Q2 2021. The put-call ratio across all filers is 0.60 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2022 | $196 | -99.7% | 966,100 | +758.0% | 0.00% | – |
| Q3 2022 | $72,000 | -45.9% | 112,600 | -29.2% | 0.00% | – |
| Q2 2022 | $133,000 | -71.3% | 158,990 | -23.8% | 0.00% | -100.0% |
| Q1 2022 | $463,000 | +158.7% | 208,770 | +328.2% | 0.00% | – |
| Q4 2021 | $179,000 | -79.3% | 48,752 | -67.7% | 0.00% | -100.0% |
| Q3 2021 | $866,000 | +75.3% | 151,099 | +123.2% | 0.00% | 0.0% |
| Q1 2021 | $494,000 | +908.2% | 67,700 | +441.7% | 0.00% | – |
| Q4 2020 | $49,000 | -88.3% | 12,498 | -94.1% | 0.00% | – |
| Q1 2020 | $419,000 | -35.7% | 210,500 | +98.8% | 0.00% | -100.0% |
| Q2 2019 | $652,000 | -1.4% | 105,900 | +103.7% | 0.00% | 0.0% |
| Q4 2018 | $661,000 | +144.8% | 52,000 | +86.4% | 0.00% | – |
| Q2 2018 | $270,000 | 0.0% | 27,900 | 0.0% | 0.00% | – |
| Q1 2018 | $270,000 | -86.0% | 27,900 | -79.7% | 0.00% | -100.0% |
| Q4 2017 | $1,935,000 | -26.8% | 137,600 | -19.9% | 0.00% | -33.3% |
| Q3 2017 | $2,644,000 | +88.9% | 171,700 | +19.2% | 0.00% | +50.0% |
| Q2 2017 | $1,400,000 | +525.0% | 144,000 | +441.4% | 0.00% | – |
| Q1 2017 | $224,000 | -67.1% | 26,600 | -64.9% | 0.00% | -100.0% |
| Q3 2016 | $681,000 | – | 75,800 | – | 0.00% | – |
Download | ||||||
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Abingworth LLP | 2,390,843 | $9,229,000 | 2.58% |
| X-Square Capital, LLC | 296,012 | $1,146,000 | 0.81% |
| QUANTUM CAPITAL MANAGEMENT | 344,741 | $1,334,000 | 0.78% |
| DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | 4,162,804 | $16,110,000 | 0.47% |
| Granite Point Capital Management, L.P. | 2,367,088 | $9,161,000 | 0.47% |
| G2 Investment Partners Management LLC | 337,233 | $1,305,000 | 0.31% |
| Granite Point Capital Management, L.P. | 750,000 | $2,903,000 | 0.15% |
| A.R.T. Advisors, LLC | 23,691 | $92,000 | 0.14% |
| NEEDHAM INVESTMENT MANAGEMENT LLC | 300,000 | $1,162,000 | 0.12% |
| ALGERT GLOBAL LLC | 59,000 | $228,000 | 0.08% |