SIENTRA INC's ticker is SIEN and the CUSIP is 82621J105. A total of 104 filers reported holding SIENTRA INC in Q3 2019. The put-call ratio across all filers is 0.33 and the average weighting 0.3%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q3 2020 | $58,000 | 0.0% | 15,000 | 0.0% | 0.00% | 0.0% |
Q2 2020 | $58,000 | +45.0% | 15,000 | -25.0% | 0.00% | 0.0% |
Q1 2020 | $40,000 | -73.0% | 20,000 | +20.5% | 0.00% | -50.0% |
Q4 2019 | $148,000 | -26.7% | 16,600 | -46.6% | 0.00% | -33.3% |
Q3 2019 | $202,000 | +225.8% | 31,100 | +207.0% | 0.00% | +200.0% |
Q2 2019 | $62,000 | – | 10,131 | – | 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% |