SIENTRA INC's ticker is SIEN and the CUSIP is 82621J105. A total of 108 filers reported holding SIENTRA INC in Q4 2018. The put-call ratio across all filers is 5.74 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2019 | $12,582,000 | +197.4% | 1,941,673 | +182.7% | 4.08% | +240.5% |
| Q2 2019 | $4,230,000 | +716.6% | 686,764 | +1583.5% | 1.20% | +726.9% |
| Q4 2018 | $518,000 | -90.1% | 40,793 | -84.8% | 0.14% | -78.9% |
| Q2 2018 | $5,222,000 | -53.3% | 267,706 | -76.9% | 0.69% | -80.9% |
| Q1 2018 | $11,191,000 | -20.4% | 1,158,485 | +15.8% | 3.60% | -12.1% |
| Q4 2017 | $14,066,000 | -25.5% | 1,000,427 | -18.3% | 4.09% | -26.2% |
| Q3 2017 | $18,868,000 | +27.4% | 1,225,195 | -19.6% | 5.54% | +31.1% |
| Q2 2017 | $14,809,000 | +54.3% | 1,523,537 | +33.7% | 4.23% | +39.0% |
| Q1 2017 | $9,595,000 | +1.1% | 1,139,571 | +2.3% | 3.04% | +0.5% |
| Q4 2016 | $9,488,000 | +23.3% | 1,113,571 | +30.1% | 3.03% | -1.1% |
| Q3 2016 | $7,695,000 | +36.6% | 855,997 | 0.0% | 3.06% | +33.7% |
| Q2 2016 | $5,632,000 | +87.7% | 855,997 | +95.2% | 2.29% | +81.7% |
| Q1 2016 | $3,000,000 | – | 438,633 | – | 1.26% | – |
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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% |