RAPTOR PHARMACEUTICAL CORP's ticker is RPTP and the CUSIP is 75382F106. A total of 103 filers reported holding RAPTOR PHARMACEUTICAL CORP in Q2 2015. The put-call ratio across all filers is 0.84 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2016 | $2,972,000 | +67.2% | 331,351 | +0.1% | 0.00% | +100.0% |
| Q2 2016 | $1,777,000 | +33.8% | 330,867 | +14.6% | 0.00% | 0.0% |
| Q1 2016 | $1,328,000 | -10.5% | 288,637 | +1.2% | 0.00% | 0.0% |
| Q4 2015 | $1,483,000 | -14.1% | 285,237 | -0.1% | 0.00% | 0.0% |
| Q3 2015 | $1,727,000 | -61.8% | 285,467 | -0.2% | 0.00% | -66.7% |
| Q2 2015 | $4,516,000 | +105.8% | 285,995 | +41.7% | 0.01% | +100.0% |
| Q1 2015 | $2,194,000 | +14.8% | 201,819 | +11.1% | 0.00% | 0.0% |
| Q4 2014 | $1,911,000 | +9.3% | 181,680 | -0.3% | 0.00% | +50.0% |
| Q3 2014 | $1,748,000 | -16.2% | 182,289 | +0.9% | 0.00% | -33.3% |
| Q2 2014 | $2,087,000 | +26.3% | 180,730 | +9.4% | 0.00% | +50.0% |
| Q1 2014 | $1,653,000 | -22.3% | 165,265 | +1.1% | 0.00% | -33.3% |
| Q4 2013 | $2,128,000 | -14.5% | 163,459 | -2.1% | 0.00% | -25.0% |
| Q3 2013 | $2,490,000 | +81.0% | 166,909 | +13.4% | 0.00% | +100.0% |
| Q2 2013 | $1,376,000 | – | 147,125 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| SV Health Investors, LLC | 888,132 | $7,966,000 | 6.12% |
| LONGFELLOW INVESTMENT MANAGEMENT CO LLC | 1,054,678 | $9,460,000 | 3.30% |
| Kassirer Asset Management Corp | 363,700 | $3,262,000 | 2.36% |
| WATER ISLAND CAPITAL LLC | 3,359,140 | $30,131,000 | 1.91% |
| Banco BTG Pactual S.A. | 338,889 | $3,040,000 | 1.43% |
| GARDNER LEWIS ASSET MANAGEMENT L P | 1,941,012 | $17,411,000 | 1.41% |
| FIRST NEW YORK SECURITIES LLC /NY | 237,500 | $2,130,375,000 | 1.41% |
| ALPINE ASSOCIATES MANAGEMENT INC. | 3,804,600 | $34,089,000 | 1.25% |
| Atika Capital Management LLC | 300,000 | $2,691,000 | 1.10% |
| Atika Capital Management LLC | 298,200 | $2,672,000 | 1.09% |