SIENTRA INC's ticker is SIEN and the CUSIP is 82621J105. A total of 54 filers reported holding SIENTRA INC in Q4 2014. The put-call ratio across all filers is - and the average weighting 0.5%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2015 | $9,739,000 | -45.9% | 1,645,151 | -7.3% | 0.15% | -40.7% |
| Q3 2015 | $18,016,000 | -51.6% | 1,775,000 | +20.3% | 0.25% | -53.4% |
| Q2 2015 | $37,214,000 | +31.5% | 1,475,000 | 0.0% | 0.53% | +26.3% |
| Q1 2015 | $28,305,000 | +14.3% | 1,475,000 | 0.0% | 0.42% | +19.4% |
| Q4 2014 | $24,766,000 | – | 1,475,000 | – | 0.35% | – |
Download | ||||||
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Abingworth LLP | 2,199,012 | $18,692,000 | 15.62% |
| Clarus Ventures, LLC | 2,730,765 | $23,266,000 | 15.32% |
| Cannell Capital | 1,113,571 | $9,488,000 | 3.03% |
| Cloverdale Capital Management, LLC | 351,039 | $2,991,000 | 2.40% |
| PURA VIDA INVESTMENTS, LLC | 500,000 | $4,260,000 | 1.56% |
| Park West Asset Management LLC | 1,618,676 | $13,791,000 | 1.07% |
| Atika Capital Management LLC | 210,000 | $1,789,000 | 1.06% |
| 22NW, LP | 132,400 | $1,128,000 | 0.68% |
| Schonfeld Strategic Advisors LLC | 335,000 | $2,854,000 | 0.37% |
| FIRST NEW YORK SECURITIES LLC /NY | 22,143 | $188,658,000 | 0.35% |