CEMPRA INC's ticker is CEMP and the CUSIP is 15130J109. A total of 158 filers reported holding CEMPRA INC in Q3 2016. The put-call ratio across all filers is 0.71 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2016 | $4,475,000 | +46.8% | 184,900 | 0.0% | 0.27% | +46.0% |
| Q2 2016 | $3,049,000 | -5.9% | 184,900 | 0.0% | 0.19% | +3.3% |
| Q1 2016 | $3,239,000 | -43.7% | 184,900 | 0.0% | 0.18% | -37.2% |
| Q4 2015 | $5,756,000 | +31.9% | 184,900 | +17.9% | 0.29% | +13.4% |
| Q3 2015 | $4,365,000 | -17.4% | 156,800 | +2.0% | 0.25% | -11.2% |
| Q2 2015 | $5,285,000 | +0.2% | 153,800 | 0.0% | 0.29% | -28.0% |
| Q1 2015 | $5,277,000 | +45.9% | 153,800 | 0.0% | 0.40% | +0.5% |
| Q4 2014 | $3,616,000 | +114.5% | 153,800 | 0.0% | 0.40% | +68.1% |
| Q3 2014 | $1,686,000 | +2.2% | 153,800 | 0.0% | 0.24% | +4.9% |
| Q2 2014 | $1,650,000 | -0.2% | 153,800 | +7.4% | 0.22% | -12.8% |
| Q1 2014 | $1,654,000 | +107.5% | 143,200 | +122.7% | 0.26% | +4.5% |
| Q4 2013 | $797,000 | – | 64,300 | – | 0.25% | – |
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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% |