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 | ||||
|---|---|---|---|---|---|---|
| Q3 2017 | $920,000 | -56.7% | 283,126 | -38.6% | 0.00% | 0.0% |
| Q2 2017 | $2,123,000 | +98.2% | 461,451 | +61.6% | 0.00% | 0.0% |
| Q1 2017 | $1,071,000 | +136.4% | 285,577 | +76.3% | 0.00% | – |
| Q4 2016 | $453,000 | -89.1% | 161,963 | -5.8% | 0.00% | -100.0% |
| Q3 2016 | $4,159,000 | +52.6% | 171,856 | +4.0% | 0.00% | +50.0% |
| Q2 2016 | $2,725,000 | +5.5% | 165,246 | +12.1% | 0.00% | 0.0% |
| Q1 2016 | $2,582,000 | -29.3% | 147,363 | +25.5% | 0.00% | -33.3% |
| Q4 2015 | $3,654,000 | +8.6% | 117,391 | -2.9% | 0.00% | 0.0% |
| Q3 2015 | $3,366,000 | -38.6% | 120,901 | -24.2% | 0.00% | -25.0% |
| Q2 2015 | $5,478,000 | +47.9% | 159,431 | +47.7% | 0.00% | +33.3% |
| Q1 2015 | $3,703,000 | +97.3% | 107,938 | +35.2% | 0.00% | +200.0% |
| Q4 2014 | $1,877,000 | +100.5% | 79,837 | -6.5% | 0.00% | 0.0% |
| Q3 2014 | $936,000 | -10.9% | 85,394 | -12.9% | 0.00% | 0.0% |
| Q2 2014 | $1,051,000 | +4.5% | 97,994 | +12.5% | 0.00% | 0.0% |
| Q1 2014 | $1,006,000 | -9.9% | 87,101 | -3.3% | 0.00% | 0.0% |
| Q4 2013 | $1,116,000 | +10.9% | 90,061 | +2.9% | 0.00% | 0.0% |
| Q3 2013 | $1,006,000 | +77.7% | 87,491 | +21.0% | 0.00% | – |
| Q2 2013 | $566,000 | – | 72,295 | – | 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% |