SIENTRA INC's ticker is SIEN and the CUSIP is 82621J105. A total of 118 filers reported holding SIENTRA INC in Q3 2021. The put-call ratio across all filers is 0.43 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2022 | $8,000 | -97.7% | 11,822 | -92.6% | 0.00% | -100.0% |
| Q1 2022 | $353,000 | -47.7% | 159,033 | -13.5% | 0.01% | -61.1% |
| Q4 2021 | $675,000 | -42.8% | 183,836 | -10.7% | 0.02% | -18.2% |
| Q3 2021 | $1,180,000 | +56.3% | 205,963 | +117.2% | 0.02% | +57.1% |
| Q2 2021 | $755,000 | -31.5% | 94,812 | -37.3% | 0.01% | -26.3% |
| Q1 2021 | $1,102,000 | +228.0% | 151,194 | +74.9% | 0.02% | +216.7% |
| Q4 2020 | $336,000 | -25.8% | 86,441 | -35.1% | 0.01% | -57.1% |
| Q3 2020 | $453,000 | +16.2% | 133,100 | +31.9% | 0.01% | -26.3% |
| Q2 2020 | $390,000 | – | 100,900 | – | 0.02% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Abingworth LLP | 2,390,843 | $9,229,000 | 2.58% |
| X-Square Capital, LLC | 296,012 | $1,146,000 | 0.81% |
| QUANTUM CAPITAL MANAGEMENT | 344,741 | $1,334,000 | 0.78% |
| DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | 4,162,804 | $16,110,000 | 0.47% |
| Granite Point Capital Management, L.P. | 2,367,088 | $9,161,000 | 0.47% |
| G2 Investment Partners Management LLC | 337,233 | $1,305,000 | 0.31% |
| Granite Point Capital Management, L.P. | 750,000 | $2,903,000 | 0.15% |
| A.R.T. Advisors, LLC | 23,691 | $92,000 | 0.14% |
| NEEDHAM INVESTMENT MANAGEMENT LLC | 300,000 | $1,162,000 | 0.12% |
| ALGERT GLOBAL LLC | 59,000 | $228,000 | 0.08% |