SIENTRA INC's ticker is SIEN and the CUSIP is 82621J105. A total of 107 filers reported holding SIENTRA INC in Q4 2020. The put-call ratio across all filers is 0.01 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2022 | $20,000 | +25.0% | 101,500 | +277.3% | 0.00% | – |
| Q3 2022 | $16,000 | +33.3% | 26,899 | +94.9% | 0.00% | – |
| Q2 2022 | $12,000 | -14.3% | 13,802 | +116.7% | 0.00% | – |
| Q1 2022 | $14,000 | -75.9% | 6,370 | -59.9% | 0.00% | – |
| Q4 2021 | $58,000 | +5.5% | 15,872 | +66.0% | 0.00% | – |
| Q3 2021 | $55,000 | -73.6% | 9,563 | -63.5% | 0.00% | – |
| Q2 2021 | $208,000 | -12.2% | 26,170 | -19.4% | 0.00% | – |
| Q1 2021 | $237,000 | +89.6% | 32,454 | +0.7% | 0.00% | – |
| Q4 2020 | $125,000 | +20.2% | 32,227 | +4.8% | 0.00% | – |
| Q3 2020 | $104,000 | -4.6% | 30,758 | +9.0% | 0.00% | – |
| Q2 2020 | $109,000 | +36.2% | 28,231 | -29.8% | 0.00% | – |
| Q1 2020 | $80,000 | +116.2% | 40,188 | +866.1% | 0.00% | – |
| Q4 2019 | $37,000 | +42.3% | 4,160 | +4.8% | 0.00% | – |
| Q3 2019 | $26,000 | +4.0% | 3,970 | -5.5% | 0.00% | – |
| Q2 2019 | $25,000 | -26.5% | 4,202 | +5.8% | 0.00% | – |
| Q1 2019 | $34,000 | -33.3% | 3,970 | -1.1% | 0.00% | – |
| Q4 2018 | $51,000 | +218.8% | 4,016 | +509.4% | 0.00% | – |
| Q3 2018 | $16,000 | +433.3% | 659 | +374.1% | 0.00% | – |
| Q2 2018 | $3,000 | – | 139 | +13800.0% | 0.00% | – |
| Q1 2018 | $0 | -100.0% | 1 | -99.9% | 0.00% | – |
| Q3 2017 | $20,000 | -97.2% | 1,279 | -98.2% | 0.00% | – |
| Q2 2017 | $707,000 | -79.0% | 72,838 | -81.8% | 0.00% | -100.0% |
| Q1 2017 | $3,368,000 | +112166.7% | 400,017 | +126088.3% | 0.00% | – |
| Q4 2016 | $3,000 | 0.0% | 317 | 0.0% | 0.00% | – |
| Q3 2016 | $3,000 | -50.0% | 317 | -64.8% | 0.00% | – |
| Q2 2016 | $6,000 | +100.0% | 900 | +182.1% | 0.00% | – |
| Q3 2015 | $3,000 | -72.7% | 319 | -25.6% | 0.00% | – |
| Q2 2015 | $11,000 | +450.0% | 429 | +351.6% | 0.00% | – |
| Q4 2014 | $2,000 | – | 95 | – | 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% |