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 | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $71,000 | -46.2% | 32,236 | -10.4% | 0.00% | – |
| Q4 2021 | $132,000 | -32.3% | 35,974 | +5.4% | 0.00% | – |
| Q3 2021 | $195,000 | -86.0% | 34,136 | -80.5% | 0.00% | -100.0% |
| Q2 2021 | $1,391,000 | +363.7% | 174,691 | +323.2% | 0.00% | – |
| Q1 2021 | $300,000 | +127.3% | 41,277 | +21.4% | 0.00% | – |
| Q4 2020 | $132,000 | -49.8% | 33,994 | -56.2% | 0.00% | – |
| Q3 2020 | $263,000 | +202.3% | 77,670 | +247.0% | 0.00% | – |
| Q2 2020 | $87,000 | +74.0% | 22,382 | -11.1% | 0.00% | – |
| Q1 2020 | $50,000 | -93.7% | 25,175 | -71.7% | 0.00% | -100.0% |
| Q4 2019 | $792,000 | +1015.5% | 88,813 | +695.7% | 0.00% | – |
| Q3 2019 | $71,000 | -90.6% | 11,162 | -90.9% | 0.00% | – |
| Q2 2019 | $754,000 | +200.4% | 122,592 | +317.0% | 0.00% | – |
| Q1 2019 | $251,000 | -75.9% | 29,399 | -64.2% | 0.00% | -100.0% |
| Q4 2018 | $1,042,000 | -55.9% | 82,036 | -17.2% | 0.00% | 0.0% |
| Q3 2018 | $2,363,000 | +47.3% | 99,018 | +20.3% | 0.00% | – |
| Q2 2018 | $1,604,000 | +801.1% | 82,312 | +343.9% | 0.00% | – |
| Q1 2018 | $178,000 | -62.1% | 18,545 | -44.6% | 0.00% | – |
| Q4 2017 | $470,000 | +14.4% | 33,499 | +24.9% | 0.00% | – |
| Q3 2017 | $411,000 | +13.2% | 26,830 | -28.4% | 0.00% | – |
| Q2 2017 | $363,000 | +12000.0% | 37,465 | +9266.2% | 0.00% | – |
| Q1 2017 | $3,000 | -99.2% | 400 | -99.0% | 0.00% | – |
| Q3 2016 | $371,000 | – | 41,303 | +41203.0% | 0.00% | – |
| Q2 2016 | $0 | -100.0% | 100 | -91.7% | 0.00% | – |
| Q1 2016 | $8,000 | -27.3% | 1,208 | -39.6% | 0.00% | – |
| Q4 2015 | $11,000 | -50.0% | 2,000 | -10.5% | 0.00% | – |
| Q3 2015 | $22,000 | -45.0% | 2,234 | +38.5% | 0.00% | – |
| Q2 2015 | $40,000 | – | 1,613 | +80550.0% | 0.00% | – |
| Q1 2015 | $0 | -100.0% | 2 | -100.0% | 0.00% | – |
| Q4 2014 | $72,000 | – | 4,356 | – | 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% |