SIENTRA INC's ticker is SIEN and the CUSIP is 82621J105. A total of 54 filers reported holding SIENTRA INC in Q2 2015. The put-call ratio across all filers is - and the average weighting 1.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2018 | $2,364,000 | -46.9% | 186,057 | -0.2% | 0.34% | -34.9% |
| Q3 2018 | $4,452,000 | +23.9% | 186,455 | +1.2% | 0.52% | +12.4% |
| Q2 2018 | $3,592,000 | -37.2% | 184,158 | -18.8% | 0.46% | +133.0% |
| Q2 2015 | $5,719,000 | +55.4% | 226,700 | +18.2% | 0.20% | +52.7% |
| Q1 2015 | $3,679,000 | – | 191,741 | – | 0.13% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Abingworth LLP | 1,673,589 | $1,071,000 | 0.37% |
| NEEDHAM INVESTMENT MANAGEMENT LLC | 2,320,000 | $1,485,000 | 0.29% |
| X-Square Capital, LLC | 265,503 | $170,000 | 0.11% |
| AWM Investment Company, Inc. | 799,766 | $512,000 | 0.08% |
| GSA CAPITAL PARTNERS LLP | 813,884 | $521,000 | 0.07% |
| Parkman Healthcare Partners LLC | 373,586 | $239,000 | 0.07% |
| Birchview Capital, LP | 40,000 | $26,000 | 0.02% |
| Matisse Capital | 15,818 | $10,000 | 0.01% |
| Frisch Financial Group, Inc. | 42,000 | $27,000 | 0.01% |
| HighMark Wealth Management LLC | 17,300 | $11,000 | 0.01% |