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 | $20,696 | -71.3% | 102,000 | -9.7% | 0.00% | -50.0% |
| Q3 2022 | $72,000 | -24.2% | 113,000 | 0.0% | 0.00% | 0.0% |
| Q2 2022 | $95,000 | -62.2% | 113,000 | 0.0% | 0.00% | -60.0% |
| Q1 2022 | $251,000 | -76.7% | 113,000 | -23.6% | 0.01% | -75.0% |
| Q1 2021 | $1,078,000 | +87.5% | 147,894 | 0.0% | 0.02% | +66.7% |
| Q4 2020 | $575,000 | +14.3% | 147,894 | 0.0% | 0.01% | 0.0% |
| Q3 2020 | $503,000 | -43.0% | 147,894 | -35.1% | 0.01% | -33.3% |
| Q2 2020 | $882,000 | +336.6% | 227,894 | +632.8% | 0.02% | +500.0% |
| Q3 2019 | $202,000 | +5.2% | 31,100 | 0.0% | 0.00% | +50.0% |
| Q2 2019 | $192,000 | -28.1% | 31,100 | 0.0% | 0.00% | -33.3% |
| Q1 2019 | $267,000 | -69.5% | 31,100 | -15.0% | 0.00% | -66.7% |
| Q3 2018 | $874,000 | -56.0% | 36,600 | -64.0% | 0.01% | -55.0% |
| Q2 2018 | $1,986,000 | -6.1% | 101,800 | -53.5% | 0.02% | -13.0% |
| Q1 2018 | $2,114,000 | -33.1% | 218,800 | -2.7% | 0.02% | -32.4% |
| Q4 2017 | $3,162,000 | -27.3% | 224,900 | -20.4% | 0.03% | -32.0% |
| Q3 2017 | $4,351,000 | +45.6% | 282,500 | -8.1% | 0.05% | +38.9% |
| Q2 2017 | $2,989,000 | +128.7% | 307,500 | +98.1% | 0.04% | +125.0% |
| Q1 2017 | $1,307,000 | -1.1% | 155,200 | 0.0% | 0.02% | -5.9% |
| Q4 2016 | $1,322,000 | -5.2% | 155,200 | 0.0% | 0.02% | -19.0% |
| Q3 2016 | $1,395,000 | +9.0% | 155,200 | -20.2% | 0.02% | +5.0% |
| Q2 2016 | $1,280,000 | -52.4% | 194,500 | -50.5% | 0.02% | -55.6% |
| Q1 2016 | $2,689,000 | +6.6% | 393,100 | -7.7% | 0.04% | -4.3% |
| Q4 2015 | $2,522,000 | – | 426,000 | – | 0.05% | – |
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% |