CEMPRA INC's ticker is CEMP and the CUSIP is 15130J109. A total of 146 filers reported holding CEMPRA INC in Q2 2016. The put-call ratio across all filers is 0.64 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2017 | $252,000 | -35.4% | 77,578 | -8.6% | 0.00% | 0.0% |
| Q2 2017 | $390,000 | +15.7% | 84,878 | -5.5% | 0.00% | 0.0% |
| Q1 2017 | $337,000 | +31.1% | 89,778 | -2.3% | 0.00% | 0.0% |
| Q4 2016 | $257,000 | -88.8% | 91,878 | -2.8% | 0.00% | -80.0% |
| Q3 2016 | $2,286,000 | +59.7% | 94,478 | +8.9% | 0.01% | +66.7% |
| Q2 2016 | $1,431,000 | +9.7% | 86,778 | +16.6% | 0.00% | 0.0% |
| Q1 2016 | $1,304,000 | -28.9% | 74,444 | +26.3% | 0.00% | -25.0% |
| Q4 2015 | $1,834,000 | +13.6% | 58,926 | +1.6% | 0.00% | 0.0% |
| Q3 2015 | $1,615,000 | -19.1% | 58,017 | -0.2% | 0.00% | -20.0% |
| Q2 2015 | $1,997,000 | +6.4% | 58,117 | +6.3% | 0.01% | +25.0% |
| Q1 2015 | $1,876,000 | +73.5% | 54,665 | +18.9% | 0.00% | +33.3% |
| Q4 2014 | $1,081,000 | +134.0% | 45,965 | +9.0% | 0.00% | +200.0% |
| Q3 2014 | $462,000 | +3.1% | 42,185 | +1.1% | 0.00% | 0.0% |
| Q2 2014 | $448,000 | +8.7% | 41,745 | +17.1% | 0.00% | 0.0% |
| Q1 2014 | $412,000 | -6.8% | 35,645 | 0.0% | 0.00% | 0.0% |
| Q4 2013 | $442,000 | +7.8% | 35,645 | 0.0% | 0.00% | 0.0% |
| Q3 2013 | $410,000 | +103.0% | 35,645 | +38.0% | 0.00% | 0.0% |
| Q2 2013 | $202,000 | +304.0% | 25,839 | +250.9% | 0.00% | – |
| Q1 2013 | $50,000 | – | 7,364 | – | 0.00% | – |
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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% |