CEMPRA INC's ticker is CEMP and the CUSIP is 15130J109. A total of 144 filers reported holding CEMPRA INC in Q1 2015. The put-call ratio across all filers is 0.89 and the average weighting 0.4%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2016 | $1,722,000 | +0.9% | 71,140 | -31.3% | 1.70% | +87.4% |
| Q2 2016 | $1,707,000 | -4.8% | 103,515 | +1.1% | 0.91% | -7.3% |
| Q1 2016 | $1,794,000 | -35.0% | 102,411 | +15.5% | 0.98% | -27.9% |
| Q4 2015 | $2,760,000 | +4.2% | 88,656 | -6.8% | 1.36% | -4.7% |
| Q3 2015 | $2,648,000 | -14.7% | 95,121 | +5.3% | 1.42% | +3.0% |
| Q2 2015 | $3,103,000 | +647.7% | 90,312 | +647.3% | 1.38% | +651.1% |
| Q1 2015 | $415,000 | +56.0% | 12,085 | +6.7% | 0.18% | +43.8% |
| Q4 2014 | $266,000 | – | 11,330 | – | 0.13% | – |
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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% |