CATALYST PHARMACEUTICALS INC's ticker is CPRX and the CUSIP is 14888U101. A total of 73 filers reported holding CATALYST PHARMACEUTICALS INC in Q1 2016. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2016 | $16,000 | -48.4% | 13,792 | +8.9% | 0.00% | -33.3% |
| Q4 2015 | $31,000 | -62.2% | 12,662 | -36.1% | 0.00% | -62.5% |
| Q2 2015 | $82,000 | -88.0% | 19,818 | -87.4% | 0.01% | -88.1% |
| Q1 2015 | $681,000 | -28.9% | 157,195 | -51.3% | 0.07% | -26.4% |
| Q4 2014 | $958,000 | +26.1% | 322,662 | +40.9% | 0.09% | +37.9% |
| Q3 2014 | $760,000 | – | 229,040 | – | 0.07% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| TANAKA CAPITAL MANAGEMENT INC | 148,281 | $2,458 | 7.14% |
| GABLES CAPITAL MANAGEMENT INC. | 409,080 | $6,782,546 | 4.74% |
| DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | 10,355,099 | $171,687,541 | 3.83% |
| JW Asset Management, LLC | 563,392 | $9,341,039 | 3.58% |
| Quantedge Capital Pte Ltd | 324,700 | $5,383,526 | 2.10% |
| Paradiem, LLC | 236,628 | $3,923,292 | 1.22% |
| SummerHaven Investment Management, LLC | 100,592 | $1,667,815 | 0.97% |
| Capital Impact Advisors, LLC | 46,096 | $764,272 | 0.94% |
| Yorktown Management & Research Co Inc | 50,000 | $829,000 | 0.89% |
| Seaport Global Advisors, LLC | 15,598 | $258,615 | 0.82% |