CEMPRA INC's ticker is CEMP and the CUSIP is 15130J109. A total of 60 filers reported holding CEMPRA INC in Q3 2013. The put-call ratio across all filers is - and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2017 | $253,000 | -29.3% | 77,800 | 0.0% | 0.00% | -100.0% |
| Q2 2017 | $358,000 | +22.6% | 77,800 | 0.0% | 0.00% | – |
| Q1 2017 | $292,000 | +28.6% | 77,800 | -4.2% | 0.00% | – |
| Q4 2016 | $227,000 | -88.4% | 81,200 | 0.0% | 0.00% | -100.0% |
| Q3 2016 | $1,965,000 | +37.3% | 81,200 | -6.5% | 0.00% | +50.0% |
| Q2 2016 | $1,431,000 | -8.7% | 86,800 | -3.0% | 0.00% | -33.3% |
| Q1 2016 | $1,568,000 | -57.0% | 89,500 | -23.6% | 0.00% | -50.0% |
| Q4 2015 | $3,648,000 | +490.3% | 117,200 | +427.9% | 0.01% | +500.0% |
| Q3 2015 | $618,000 | +8.4% | 22,200 | +33.7% | 0.00% | 0.0% |
| Q2 2015 | $570,000 | +56900.0% | 16,600 | +16500.0% | 0.00% | – |
| Q3 2013 | $1,000 | 0.0% | 100 | 0.0% | 0.00% | – |
| Q2 2013 | $1,000 | – | 100 | – | 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% |