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 | ||||
|---|---|---|---|---|---|---|
| Q2 2022 | $28,000 | -70.5% | 33,786 | -21.8% | 0.00% | – |
| Q1 2022 | $95,000 | -81.7% | 43,213 | -69.3% | 0.00% | – |
| Q4 2021 | $518,000 | +243.0% | 140,948 | +436.1% | 0.00% | – |
| Q3 2021 | $151,000 | -17.9% | 26,293 | +13.7% | 0.00% | – |
| Q2 2021 | $184,000 | -44.4% | 23,115 | -49.1% | 0.00% | – |
| Q1 2021 | $331,000 | +470.7% | 45,430 | +203.2% | 0.00% | – |
| Q4 2020 | $58,000 | -37.6% | 14,983 | -44.9% | 0.00% | – |
| Q3 2020 | $93,000 | -6.1% | 27,168 | +6.1% | 0.00% | – |
| Q2 2020 | $99,000 | +280.8% | 25,604 | +100.0% | 0.00% | – |
| Q1 2020 | $26,000 | -94.0% | 12,803 | -73.6% | 0.00% | – |
| Q4 2019 | $433,000 | -87.4% | 48,413 | -90.9% | 0.00% | -100.0% |
| Q3 2019 | $3,439,000 | +455.6% | 530,810 | +427.8% | 0.00% | – |
| Q2 2019 | $619,000 | -39.4% | 100,565 | -15.5% | 0.00% | – |
| Q1 2019 | $1,021,000 | -45.3% | 119,045 | -18.9% | 0.00% | -100.0% |
| Q4 2018 | $1,866,000 | +145.8% | 146,779 | +362.1% | 0.00% | 0.0% |
| Q3 2018 | $759,000 | +15.5% | 31,764 | -5.6% | 0.00% | 0.0% |
| Q2 2018 | $657,000 | +116.1% | 33,659 | +6.8% | 0.00% | – |
| Q1 2018 | $304,000 | +60.0% | 31,521 | +133.7% | 0.00% | – |
| Q4 2017 | $190,000 | +21.8% | 13,488 | +33.1% | 0.00% | – |
| Q3 2017 | $156,000 | +205.9% | 10,132 | +91.6% | 0.00% | – |
| Q2 2017 | $51,000 | -57.9% | 5,287 | -63.2% | 0.00% | – |
| Q1 2017 | $121,000 | +168.9% | 14,379 | +187.6% | 0.00% | – |
| Q3 2016 | $45,000 | +800.0% | 5,000 | +505.3% | 0.00% | – |
| Q2 2016 | $5,000 | – | 826 | +4758.8% | 0.00% | – |
| Q1 2016 | $0 | -100.0% | 17 | -86.7% | 0.00% | – |
| Q2 2015 | $3,000 | -25.0% | 128 | -26.0% | 0.00% | – |
| Q1 2015 | $4,000 | -20.0% | 173 | -47.1% | 0.00% | – |
| Q4 2014 | $5,000 | – | 327 | – | 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% |