SIENTRA INC's ticker is SIEN and the CUSIP is 82621J105. A total of 114 filers reported holding SIENTRA INC in Q4 2021. The put-call ratio across all filers is 0.41 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $55,000 | -51.8% | 24,849 | -19.9% | 0.00% | – |
| Q4 2021 | $114,000 | -36.0% | 31,030 | 0.0% | 0.00% | – |
| Q3 2021 | $178,000 | -71.7% | 31,030 | -60.8% | 0.00% | -100.0% |
| Q2 2021 | $630,000 | +10.5% | 79,106 | +1.2% | 0.00% | 0.0% |
| Q1 2021 | $570,000 | +109.6% | 78,138 | +11.7% | 0.00% | – |
| Q4 2020 | $272,000 | +14.3% | 69,976 | 0.0% | 0.00% | – |
| Q3 2020 | $238,000 | -12.2% | 69,976 | 0.0% | 0.00% | – |
| Q2 2020 | $271,000 | +124.0% | 69,976 | +15.2% | 0.00% | – |
| Q1 2020 | $121,000 | -77.5% | 60,759 | +1.1% | 0.00% | -100.0% |
| Q4 2019 | $537,000 | +38.0% | 60,073 | 0.0% | 0.00% | 0.0% |
| Q3 2019 | $389,000 | +79.3% | 60,073 | +70.8% | 0.00% | – |
| Q2 2019 | $217,000 | -30.4% | 35,178 | -3.2% | 0.00% | -100.0% |
| Q1 2019 | $312,000 | -32.5% | 36,349 | 0.0% | 0.00% | 0.0% |
| Q4 2018 | $462,000 | -45.0% | 36,349 | +3.3% | 0.00% | -50.0% |
| Q3 2018 | $840,000 | +21.2% | 35,175 | -1.0% | 0.00% | +100.0% |
| Q2 2018 | $693,000 | +219.4% | 35,517 | +58.5% | 0.00% | – |
| Q1 2018 | $217,000 | -32.4% | 22,415 | -1.9% | 0.00% | -100.0% |
| Q4 2017 | $321,000 | -7.5% | 22,855 | +1.4% | 0.00% | 0.0% |
| Q3 2017 | $347,000 | +41.1% | 22,536 | -10.9% | 0.00% | 0.0% |
| Q2 2017 | $246,000 | +106.7% | 25,300 | +45.9% | 0.00% | – |
| Q1 2016 | $119,000 | +33.7% | 17,337 | +15.9% | 0.00% | – |
| Q4 2015 | $89,000 | -40.7% | 14,955 | +1.4% | 0.00% | – |
| Q3 2015 | $150,000 | -51.5% | 14,755 | +20.4% | 0.00% | -100.0% |
| Q2 2015 | $309,000 | +50.7% | 12,255 | +14.5% | 0.00% | – |
| Q1 2015 | $205,000 | +13.9% | 10,700 | 0.0% | 0.00% | – |
| Q4 2014 | $180,000 | – | 10,700 | – | 0.00% | – |
Download | ||||||
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Abingworth LLP | 2,390,843 | $15,469,000 | 9.78% |
| Cannell Capital | 1,941,673 | $12,582,000 | 4.08% |
| Millrace Asset Group, Inc. | 350,000 | $2,268,000 | 2.66% |
| Broadfin Capital, LLC | 2,001,895 | $12,972,000 | 2.40% |
| Copernicus Capital Management, LLC | 385,000 | $2,495,000 | 2.32% |
| Endurant Capital Management LP | 529,950 | $3,434,000 | 1.23% |
| QUANTUM CAPITAL MANAGEMENT | 344,741 | $2,234,000 | 1.13% |
| X-Square Capital, LLC | 275,312 | $1,784,000 | 1.12% |
| DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | 4,137,470 | $26,811,000 | 1.09% |
| Granite Point Capital Management, L.P. | 566,372 | $3,670,000 | 0.57% |