CEMPRA INC's ticker is CEMP and the CUSIP is 15130J109. A total of 110 filers reported holding CEMPRA INC in Q1 2017. The put-call ratio across all filers is 2.30 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2017 | $1,000 | 0.0% | 230 | 0.0% | 0.00% | – |
| Q2 2017 | $1,000 | 0.0% | 230 | 0.0% | 0.00% | – |
| Q1 2017 | $1,000 | 0.0% | 230 | 0.0% | 0.00% | – |
| Q4 2016 | $1,000 | -87.5% | 230 | -34.3% | 0.00% | – |
| Q3 2016 | $8,000 | +100.0% | 350 | +52.2% | 0.00% | – |
| Q2 2016 | $4,000 | -33.3% | 230 | -29.4% | 0.00% | – |
| Q1 2016 | $6,000 | -40.0% | 326 | 0.0% | 0.00% | – |
| Q4 2015 | $10,000 | +11.1% | 326 | -3.6% | 0.00% | – |
| Q3 2015 | $9,000 | 0.0% | 338 | +31.0% | 0.00% | – |
| Q2 2015 | $9,000 | +200.0% | 258 | +168.8% | 0.00% | – |
| Q1 2015 | $3,000 | +50.0% | 96 | 0.0% | 0.00% | – |
| Q4 2014 | $2,000 | +100.0% | 96 | 0.0% | 0.00% | – |
| Q3 2014 | $1,000 | 0.0% | 96 | 0.0% | 0.00% | – |
| Q2 2014 | $1,000 | – | 96 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| BOGLE INVESTMENT MANAGEMENT L P /DE/ | 709,518 | $2,660,000 | 0.18% |
| PDT Partners, LLC | 517,400 | $1,940,000 | 0.10% |
| A.R.T. Advisors, LLC | 510,274 | $1,913,000 | 0.09% |
| Bellevue Group AG | 165,000 | $619,000 | 0.08% |
| WITTENBERG INVESTMENT MANAGEMENT, INC. | 44,000 | $165,000 | 0.08% |
| Palo Alto Investors LP | 340,320 | $1,276,000 | 0.06% |
| Alambic Investment Management, L.P. | 126,545 | $475,000 | 0.06% |
| FRANKLIN STREET ADVISORS INC /NC | 85,250 | $320,000 | 0.06% |
| South Dakota Investment Council | 706,207 | $2,648,000 | 0.05% |
| TWO SIGMA SECURITIES, LLC | 65,980 | $247,000 | 0.05% |