SIENTRA INC's ticker is SIEN and the CUSIP is 82621J105. A total of 98 filers reported holding SIENTRA INC in Q1 2019. The put-call ratio across all filers is 0.87 and the average weighting 0.2%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q2 2019 | $1,295,000 | -26.2% | 210,182 | +2.8% | 0.00% | -50.0% |
Q1 2019 | $1,754,000 | -30.6% | 204,473 | +2.7% | 0.00% | -33.3% |
Q4 2018 | $2,529,000 | -44.8% | 199,014 | +3.7% | 0.00% | -25.0% |
Q3 2018 | $4,584,000 | +31.5% | 191,955 | +7.5% | 0.00% | +33.3% |
Q2 2018 | $3,485,000 | +415.5% | 178,624 | +155.4% | 0.00% | +200.0% |
Q1 2018 | $676,000 | -29.9% | 69,938 | +2.0% | 0.00% | 0.0% |
Q4 2017 | $964,000 | -12.2% | 68,558 | -3.8% | 0.00% | 0.0% |
Q3 2017 | $1,098,000 | – | 71,275 | – | 0.00% | – |
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Other shareholders
Name | Shares | Value | Weighting ↓ |
---|---|---|---|
Abingworth LLP | 2,390,843 | $20,466,000 | 18.32% |
X-Square Capital, LLC | 258,664 | $2,219,000 | 1.52% |
QUANTUM CAPITAL MANAGEMENT | 224,959 | $1,930,000 | 1.04% |
DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | 2,730,632 | $23,429,000 | 0.90% |
Granite Point Capital Management, L.P. | 880,000 | $7,550,000 | 0.73% |
PURA VIDA INVESTMENTS, LLC | 281,200 | $2,413,000 | 0.34% |
Endurant Capital Management LP | 88,373 | $758,000 | 0.30% |
Granahan Investment Management | 566,909 | $4,864,000 | 0.26% |
PURA VIDA INVESTMENTS, LLC | 200,000 | $1,716,000 | 0.24% |
PURA VIDA INVESTMENTS, LLC | 190,429 | $1,634,000 | 0.23% |