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 | $3,419,000 | -44.0% | 1,052,100 | -20.7% | 0.00% | -50.0% |
| Q2 2017 | $6,101,000 | -3.2% | 1,326,200 | -21.1% | 0.01% | -11.1% |
| Q1 2017 | $6,302,000 | +268.3% | 1,680,500 | +175.0% | 0.01% | +200.0% |
| Q4 2016 | $1,711,000 | -49.5% | 611,200 | +197.7% | 0.00% | -50.0% |
| Q2 2016 | $3,385,000 | +537.5% | 205,300 | +576.9% | 0.01% | +500.0% |
| Q1 2016 | $531,000 | – | 30,330 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Abingworth LLP | 383,935 | $6,723,000 | 6.25% |
| Aisling Capital LLC | 1,193,060 | $20,902,000 | 4.18% |
| AlpInvest Partners B.V. | 67,763 | $1,187,000 | 2.26% |
| ACUTA CAPITAL PARTNERS, LLC | 210,000 | $3,679,000 | 2.06% |
| Palo Alto Investors LP | 1,215,833 | $21,301,000 | 1.65% |
| BB BIOTECH AG | 2,041,900 | $35,774,000 | 1.42% |
| Knoll Capital Management, LLC | 180,800 | $3,168,000 | 1.29% |
| KOPP INVESTMENT ADVISORS LLC | 102,411 | $1,794,000 | 0.98% |
| GENERAL AMERICAN INVESTORS CO INC | 514,409 | $9,012,000 | 0.93% |
| HARVEY CAPITAL MANAGEMENT INC | 103,950 | $1,821,000 | 0.88% |