CEMPRA INC's ticker is CEMP and the CUSIP is 15130J109. A total of 140 filers reported holding CEMPRA INC in Q4 2015. The put-call ratio across all filers is 0.27 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2017 | $80,000 | -32.8% | 25,900 | 0.0% | 0.00% | 0.0% |
| Q2 2017 | $119,000 | +19.0% | 25,900 | 0.0% | 0.00% | 0.0% |
| Q1 2017 | $100,000 | -41.2% | 25,900 | -7.2% | 0.00% | -50.0% |
| Q4 2016 | $170,000 | -72.5% | 27,900 | +7.7% | 0.00% | -71.4% |
| Q3 2016 | $618,000 | +44.4% | 25,900 | 0.0% | 0.01% | +40.0% |
| Q2 2016 | $428,000 | +9.5% | 25,900 | +7.9% | 0.01% | 0.0% |
| Q1 2016 | $391,000 | -44.5% | 24,000 | +7.6% | 0.01% | -37.5% |
| Q4 2015 | $704,000 | +15.4% | 22,300 | +1.8% | 0.01% | +14.3% |
| Q3 2015 | $610,000 | -16.2% | 21,900 | +3.3% | 0.01% | -22.2% |
| Q2 2015 | $728,000 | +4.0% | 21,200 | +3.9% | 0.01% | 0.0% |
| Q1 2015 | $700,000 | +71.1% | 20,400 | +14.6% | 0.01% | +80.0% |
| Q4 2014 | $409,000 | +92.9% | 17,800 | -7.8% | 0.01% | +66.7% |
| Q3 2014 | $212,000 | +5.0% | 19,300 | +2.7% | 0.00% | 0.0% |
| Q2 2014 | $202,000 | -11.8% | 18,800 | -5.1% | 0.00% | -25.0% |
| Q1 2014 | $229,000 | – | 19,800 | – | 0.00% | – |
Download | ||||||
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% |