SIENTRA INC's ticker is SIEN and the CUSIP is 82621J105. A total of 112 filers reported holding SIENTRA INC in Q4 2019. The put-call ratio across all filers is 0.98 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2019 | $0 | – | 31 | 0.0% | 0.00% | – |
| Q3 2019 | $0 | – | 31 | 0.0% | 0.00% | – |
| Q2 2019 | $0 | – | 31 | 0.0% | 0.00% | – |
| Q1 2019 | $0 | -100.0% | 31 | -95.0% | 0.00% | – |
| Q4 2018 | $8,000 | -46.7% | 626 | 0.0% | 0.00% | – |
| Q3 2018 | $15,000 | +25.0% | 626 | +5.2% | 0.00% | – |
| Q2 2018 | $12,000 | +100.0% | 595 | 0.0% | 0.00% | – |
| Q1 2018 | $6,000 | -25.0% | 595 | 0.0% | 0.00% | – |
| Q4 2017 | $8,000 | -11.1% | 595 | 0.0% | 0.00% | – |
| Q3 2017 | $9,000 | +50.0% | 595 | 0.0% | 0.00% | – |
| Q2 2017 | $6,000 | -80.0% | 595 | -83.0% | 0.00% | -100.0% |
| Q4 2016 | $30,000 | -3.2% | 3,500 | 0.0% | 0.00% | 0.0% |
| Q3 2016 | $31,000 | -6.1% | 3,500 | -31.9% | 0.00% | 0.0% |
| Q2 2016 | $33,000 | – | 5,137 | – | 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% |