CEMPRA INC's ticker is CEMP and the CUSIP is 15130J109. A total of 158 filers reported holding CEMPRA INC in Q3 2016. The put-call ratio across all filers is 0.71 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2017 | $190,000 | -57.3% | 58,684 | -39.5% | 0.00% | – |
| Q2 2017 | $445,000 | +1.8% | 96,974 | -16.6% | 0.00% | – |
| Q1 2017 | $437,000 | -52.2% | 116,232 | -64.4% | 0.00% | -100.0% |
| Q4 2016 | $914,000 | +1977.3% | 326,329 | +18110.3% | 0.00% | – |
| Q3 2016 | $44,000 | +238.5% | 1,792 | +128.3% | 0.00% | – |
| Q2 2016 | $13,000 | +116.7% | 785 | +117.5% | 0.00% | – |
| Q1 2016 | $6,000 | -97.8% | 361 | -96.0% | 0.00% | – |
| Q4 2015 | $279,000 | -17.7% | 9,018 | -27.9% | 0.00% | – |
| Q3 2015 | $339,000 | +226.0% | 12,511 | +308.5% | 0.00% | – |
| Q2 2015 | $104,000 | -96.4% | 3,063 | -96.4% | 0.00% | -100.0% |
| Q1 2015 | $2,900,000 | +448.2% | 85,285 | +270.7% | 0.00% | +200.0% |
| Q4 2014 | $529,000 | +1292.1% | 23,005 | +499.6% | 0.00% | – |
| Q3 2014 | $38,000 | -53.1% | 3,837 | -52.8% | 0.00% | – |
| Q2 2014 | $81,000 | +12.5% | 8,126 | +25.0% | 0.00% | – |
| Q1 2014 | $72,000 | -68.0% | 6,501 | -65.3% | 0.00% | – |
| Q4 2013 | $225,000 | -1.3% | 18,730 | -9.4% | 0.00% | – |
| Q3 2013 | $228,000 | +20.0% | 20,662 | -15.6% | 0.00% | – |
| Q2 2013 | $190,000 | – | 24,489 | – | 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% |