CEMPRA INC's ticker is CEMP and the CUSIP is 15130J109. A total of 74 filers reported holding CEMPRA INC in Q1 2014. The put-call ratio across all filers is - and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2016 | $7,784,000 | +1195.2% | 444,317 | +1957.1% | 0.01% | +1300.0% |
| Q3 2015 | $601,000 | -59.5% | 21,599 | -50.0% | 0.00% | -50.0% |
| Q2 2015 | $1,485,000 | -25.2% | 43,202 | -25.3% | 0.00% | -50.0% |
| Q1 2015 | $1,984,000 | -35.5% | 57,823 | -55.9% | 0.00% | -20.0% |
| Q4 2014 | $3,076,000 | +436.8% | 131,027 | +173.5% | 0.01% | +400.0% |
| Q4 2013 | $573,000 | +292.5% | 47,899 | +262.9% | 0.00% | – |
| Q3 2013 | $146,000 | +534.8% | 13,199 | +347.3% | 0.00% | – |
| Q2 2013 | $23,000 | – | 2,951 | – | 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% |