SIENTRA INC's ticker is SIEN and the CUSIP is 82621J105. A total of 67 filers reported holding SIENTRA INC in Q2 2017. The put-call ratio across all filers is 13.76 and the average weighting 0.8%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2019 | $3,525,000 | -77.6% | 410,827 | -66.8% | 0.04% | -82.9% |
| Q4 2018 | $15,712,000 | -49.6% | 1,236,198 | -5.3% | 0.22% | -30.2% |
| Q3 2018 | $31,182,000 | +16.4% | 1,305,772 | -4.9% | 0.32% | +10.0% |
| Q2 2018 | $26,787,000 | +162.2% | 1,373,007 | +29.8% | 0.29% | +127.6% |
| Q1 2018 | $10,216,000 | -31.9% | 1,057,599 | -0.9% | 0.13% | -37.1% |
| Q4 2017 | $15,006,000 | -10.7% | 1,067,310 | -2.2% | 0.20% | -14.4% |
| Q3 2017 | $16,811,000 | +55.2% | 1,091,626 | -2.1% | 0.24% | +47.5% |
| Q2 2017 | $10,833,000 | +57.4% | 1,114,511 | +36.3% | 0.16% | +37.9% |
| Q1 2017 | $6,884,000 | +15.9% | 817,609 | +17.2% | 0.12% | -0.9% |
| Q4 2016 | $5,942,000 | +21.1% | 697,383 | +27.8% | 0.12% | +39.3% |
| Q3 2016 | $4,906,000 | +476.5% | 545,694 | +321.9% | 0.08% | +394.1% |
| Q2 2016 | $851,000 | -16.4% | 129,354 | -13.1% | 0.02% | -15.0% |
| Q1 2016 | $1,018,000 | +164.4% | 148,833 | +128.6% | 0.02% | +233.3% |
| Q4 2015 | $385,000 | +139.1% | 65,097 | +310.1% | 0.01% | +100.0% |
| Q3 2015 | $161,000 | – | 15,875 | – | 0.00% | – |
Download | ||||||
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% |