CEMPRA INC's ticker is CEMP and the CUSIP is 15130J109. A total of 135 filers reported holding CEMPRA INC in Q1 2016. The put-call ratio across all filers is 0.90 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2015 | $6,226,000 | -37.9% | 200,000 | -44.4% | 2.60% | -47.2% |
| Q3 2015 | $10,022,000 | -40.5% | 360,000 | -26.5% | 4.93% | -26.4% |
| Q2 2015 | $16,836,000 | -1.9% | 490,000 | -2.0% | 6.70% | -15.9% |
| Q1 2015 | $17,155,000 | +44.5% | 500,000 | -1.0% | 7.96% | +32.8% |
| Q4 2014 | $11,868,000 | -99.8% | 504,800 | 0.0% | 6.00% | +39.1% |
| Q3 2014 | $5,532,608,000 | +102034.2% | 504,800 | 0.0% | 4.31% | -7.7% |
| Q2 2014 | $5,417,000 | -2.3% | 504,800 | +5.2% | 4.67% | +14.1% |
| Q1 2014 | $5,544,000 | -99.9% | 480,000 | +31.5% | 4.10% | +9.9% |
| Q4 2013 | $4,745,000,000 | – | 365,000 | – | 3.72% | – |
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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% |