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 | ||||
|---|---|---|---|---|---|---|
| Q4 2016 | $3,423,000 | -87.1% | 1,222,401 | +11.3% | 0.00% | -75.0% |
| Q3 2016 | $26,571,000 | +60.5% | 1,097,981 | +9.4% | 0.00% | +33.3% |
| Q2 2016 | $16,552,000 | -1.4% | 1,003,737 | +4.7% | 0.00% | 0.0% |
| Q1 2016 | $16,791,000 | -33.0% | 958,391 | +19.1% | 0.00% | -25.0% |
| Q4 2015 | $25,043,000 | +12.4% | 804,475 | +0.5% | 0.00% | 0.0% |
| Q3 2015 | $22,290,000 | -10.7% | 800,664 | +10.2% | 0.00% | 0.0% |
| Q2 2015 | $24,970,000 | -2.7% | 726,717 | -2.9% | 0.00% | 0.0% |
| Q1 2015 | $25,673,000 | +197.0% | 748,274 | +103.5% | 0.00% | +300.0% |
| Q4 2014 | $8,644,000 | +256.5% | 367,658 | +66.2% | 0.00% | – |
| Q3 2014 | $2,425,000 | -10.0% | 221,259 | -11.9% | 0.00% | – |
| Q2 2014 | $2,694,000 | +1.5% | 251,039 | +9.3% | 0.00% | – |
| Q1 2014 | $2,653,000 | +9.9% | 229,735 | +17.9% | 0.00% | – |
| Q4 2013 | $2,415,000 | -0.1% | 194,892 | -7.3% | 0.00% | – |
| Q3 2013 | $2,418,000 | +123.1% | 210,271 | +50.7% | 0.00% | – |
| Q2 2013 | $1,084,000 | – | 139,486 | – | 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% |