CEMPRA INC's ticker is CEMP and the CUSIP is 15130J109. A total of 107 filers reported holding CEMPRA INC in Q3 2017. The put-call ratio across all filers is 1.80 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2017 | $158,000 | -31.9% | 48,716 | -3.7% | 0.00% | -33.3% |
| Q2 2017 | $232,000 | +209.3% | 50,584 | +150.6% | 0.00% | +200.0% |
| Q1 2017 | $75,000 | -95.0% | 20,182 | -77.9% | 0.00% | -96.0% |
| Q2 2016 | $1,508,000 | -55.0% | 91,500 | -52.1% | 0.02% | -55.4% |
| Q1 2016 | $3,349,000 | +171.4% | 191,100 | +432.3% | 0.06% | +273.3% |
| Q2 2015 | $1,234,000 | -4.1% | 35,900 | -4.3% | 0.02% | -16.7% |
| Q1 2015 | $1,287,000 | +210.1% | 37,500 | -1.1% | 0.02% | +260.0% |
| Q3 2014 | $415,000 | – | 37,907 | – | 0.01% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Aisling Capital LLC | 2,193,060 | $68,270,000 | 11.77% |
| Abingworth LLP | 383,935 | $11,948,000 | 7.21% |
| ACUTA CAPITAL PARTNERS, LLC | 250,000 | $7,783,000 | 3.72% |
| Opaleye Management Inc. | 200,000 | $6,226,000 | 2.60% |
| Knoll Capital Management, LLC | 180,800 | $5,628,000 | 2.09% |
| Palo Alto Investors LP | 1,175,733 | $36,601,000 | 2.04% |
| BB BIOTECH AG | 1,991,900 | $62,008,000 | 1.75% |
| AlpInvest Partners B.V. | 31,400 | $977,000 | 1.62% |
| GENERAL AMERICAN INVESTORS CO INC | 494,409 | $15,391,000 | 1.41% |
| HARVEY CAPITAL MANAGEMENT INC | 112,250 | $3,494,000 | 1.38% |