SIENTRA INC's ticker is SIEN and the CUSIP is 82621J105. A total of 90 filers reported holding SIENTRA INC in Q1 2020. The put-call ratio across all filers is 0.15 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2019 | $2,657,000 | -48.8% | 297,150 | +36.7% | 0.58% | -24.3% |
| Q3 2018 | $5,189,000 | +17.2% | 217,313 | -4.3% | 0.77% | +10.5% |
| Q2 2018 | $4,428,000 | +156.4% | 226,985 | +84.8% | 0.70% | +125.9% |
| Q4 2017 | $1,727,000 | -42.8% | 122,826 | -37.3% | 0.31% | -22.9% |
| Q3 2017 | $3,018,000 | +85.3% | 195,989 | +203.6% | 0.40% | +109.9% |
| Q2 2015 | $1,629,000 | +30.8% | 64,548 | -0.5% | 0.19% | +32.6% |
| Q1 2015 | $1,245,000 | +15.4% | 64,871 | +0.9% | 0.14% | -4.6% |
| Q4 2014 | $1,079,000 | – | 64,262 | – | 0.15% | – |
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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% |