CEMPRA INC's ticker is CEMP and the CUSIP is 15130J109. A total of 135 filers reported holding CEMPRA INC in Q1 2016. The put-call ratio across all filers is 0.90 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2017 | $4,911,000 | -36.9% | 1,511,104 | -10.7% | 0.24% | -38.3% |
| Q2 2017 | $7,784,000 | +358.4% | 1,692,104 | +2311.8% | 0.38% | +180.3% |
| Q3 2016 | $1,698,000 | +46.8% | 70,158 | 0.0% | 0.14% | +45.7% |
| Q2 2016 | $1,157,000 | -23.8% | 70,158 | -19.0% | 0.09% | -27.1% |
| Q1 2016 | $1,518,000 | -64.0% | 86,658 | -36.0% | 0.13% | -64.1% |
| Q4 2015 | $4,212,000 | +11.6% | 135,300 | -0.2% | 0.36% | +2.0% |
| Q3 2015 | $3,774,000 | -23.4% | 135,567 | -5.4% | 0.35% | +21.0% |
| Q2 2015 | $4,926,000 | +1.1% | 143,367 | +0.9% | 0.29% | -7.6% |
| Q1 2015 | $4,874,000 | +51.3% | 142,067 | +3.6% | 0.32% | +47.2% |
| Q4 2014 | $3,222,000 | +112.3% | 137,067 | -1.0% | 0.21% | +105.8% |
| Q3 2014 | $1,518,000 | +36.1% | 138,467 | +33.2% | 0.10% | +35.1% |
| Q2 2014 | $1,115,000 | +275.4% | 103,959 | +304.8% | 0.08% | +250.0% |
| Q1 2014 | $297,000 | +53.1% | 25,684 | +63.8% | 0.02% | +57.1% |
| Q4 2013 | $194,000 | +7.8% | 15,684 | 0.0% | 0.01% | -6.7% |
| Q3 2013 | $180,000 | +47.5% | 15,684 | 0.0% | 0.02% | +36.4% |
| Q2 2013 | $122,000 | – | 15,684 | – | 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% |