CATALYST PHARMACEUTICALS INC's ticker is CPRX and the CUSIP is 14888U101. A total of 54 filers reported holding CATALYST PHARMACEUTICALS INC in Q4 2016. The put-call ratio across all filers is - and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2016 | $493,000 | -3.7% | 469,440 | 0.0% | 0.00% | – |
| Q3 2016 | $512,000 | +53.8% | 469,440 | 0.0% | 0.00% | – |
| Q2 2016 | $333,000 | -73.9% | 469,440 | -57.0% | 0.00% | – |
| Q1 2016 | $1,276,000 | -53.2% | 1,090,602 | -1.9% | 0.00% | – |
| Q4 2015 | $2,724,000 | -16.0% | 1,111,750 | +2.9% | 0.00% | -100.0% |
| Q3 2015 | $3,242,000 | +9.5% | 1,080,832 | +50.7% | 0.00% | – |
| Q2 2015 | $2,962,000 | +352.9% | 717,154 | +374.6% | 0.00% | – |
| Q1 2015 | $654,000 | +603.2% | 151,110 | +383.7% | 0.00% | – |
| Q4 2014 | $93,000 | +481.2% | 31,240 | +553.3% | 0.00% | – |
| Q3 2014 | $16,000 | – | 4,782 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| TANAKA CAPITAL MANAGEMENT INC | 148,281 | $1,902,000 | 5.68% |
| GABLES CAPITAL MANAGEMENT INC. | 433,814 | $5,566,000 | 4.46% |
| Quantedge Capital Pte Ltd | 503,700 | $6,462,000 | 1.99% |
| DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | 4,896,000 | $62,816,000 | 1.25% |
| Lanham O'Dell & Company, Inc. | 20,145 | $258,000 | 0.92% |
| Capital Impact Advisors, LLC | 59,301 | $907,000 | 0.90% |
| SummerHaven Investment Management, LLC | 98,840 | $1,268,000 | 0.88% |
| Yorktown Management & Research Co Inc | 50,000 | $642,000 | 0.83% |
| GLOBEFLEX CAPITAL L P | 304,293 | $3,904,000 | 0.67% |
| AFFINITY INVESTMENT ADVISORS, LLC | 90,864 | $1,166,000 | 0.60% |