SIENTRA INC's ticker is SIEN and the CUSIP is 82621J105. A total of 110 filers reported holding SIENTRA INC in Q3 2018. The put-call ratio across all filers is 0.31 and the average weighting 0.6%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q4 2021 | $312,000 | -36.3% | 84,997 | -0.7% | 0.00% | -100.0% |
Q3 2021 | $490,000 | -43.9% | 85,594 | -28.6% | 0.00% | -50.0% |
Q1 2021 | $874,000 | +1518.5% | 119,800 | +761.7% | 0.00% | – |
Q4 2020 | $54,000 | -97.1% | 13,903 | -93.3% | 0.00% | -100.0% |
Q4 2019 | $1,865,000 | +1884.0% | 208,550 | +1336.2% | 0.01% | +800.0% |
Q3 2019 | $94,000 | -86.6% | 14,521 | -87.2% | 0.00% | -80.0% |
Q2 2019 | $701,000 | +287.3% | 113,863 | +439.0% | 0.01% | +400.0% |
Q1 2019 | $181,000 | -95.6% | 21,123 | -87.7% | 0.00% | -94.4% |
Q3 2018 | $4,115,000 | – | 172,300 | – | 0.02% | – |
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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% |