CEMPRA INC's ticker is CEMP and the CUSIP is 15130J109. A total of 134 filers reported holding CEMPRA INC in Q4 2016. The put-call ratio across all filers is 0.88 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2016 | $5,768,000 | -86.9% | 2,059,921 | +12.8% | 0.00% | -88.9% |
| Q3 2016 | $44,194,000 | +67.5% | 1,826,182 | +14.1% | 0.01% | +50.0% |
| Q2 2016 | $26,392,000 | +2.4% | 1,600,500 | +8.7% | 0.01% | 0.0% |
| Q1 2016 | $25,786,000 | -35.8% | 1,471,812 | +14.0% | 0.01% | -33.3% |
| Q4 2015 | $40,188,000 | +3.0% | 1,290,980 | -7.9% | 0.01% | -10.0% |
| Q3 2015 | $39,024,000 | -14.6% | 1,401,727 | +5.4% | 0.01% | -9.1% |
| Q2 2015 | $45,695,000 | -3.7% | 1,329,891 | -3.9% | 0.01% | 0.0% |
| Q1 2015 | $47,464,000 | +82.0% | 1,383,375 | +24.7% | 0.01% | +83.3% |
| Q4 2014 | $26,083,000 | +148.6% | 1,109,434 | +15.9% | 0.01% | +100.0% |
| Q3 2014 | $10,491,000 | +1.8% | 957,250 | -0.3% | 0.00% | 0.0% |
| Q2 2014 | $10,306,000 | -7.3% | 960,455 | -0.2% | 0.00% | 0.0% |
| Q1 2014 | $11,113,000 | -2.2% | 962,169 | +4.9% | 0.00% | 0.0% |
| Q4 2013 | $11,364,000 | +74.9% | 917,151 | +62.3% | 0.00% | +50.0% |
| Q3 2013 | $6,499,000 | +125.2% | 565,149 | +52.2% | 0.00% | +100.0% |
| Q2 2013 | $2,886,000 | – | 371,436 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Abingworth LLP | 383,935 | $9,287,000 | 8.90% |
| Knoll Capital Management, LLC | 180,800 | $4,318,000 | 7.57% |
| Aisling Capital LLC | 1,193,060 | $28,872,000 | 5.95% |
| Palo Alto Investors LP | 2,844,483 | $68,836,000 | 4.00% |
| ACUTA CAPITAL PARTNERS, LLC | 210,000 | $5,082,000 | 1.91% |
| BB BIOTECH AG | 2,041,900 | $49,414,000 | 1.74% |
| KOPP INVESTMENT ADVISORS LLC | 71,140 | $1,722,000 | 1.70% |
| GENERAL AMERICAN INVESTORS CO INC | 514,409 | $12,449,000 | 1.27% |
| HARVEY CAPITAL MANAGEMENT INC | 133,825 | $3,238,000 | 1.00% |
| WILLIAM HARRIS INVESTORS INC | 131,045 | $3,171,000 | 0.86% |