CATALYST PHARMACEUTICALS INC's ticker is CPRX and the CUSIP is 14888U101. A total of 99 filers reported holding CATALYST PHARMACEUTICALS INC in Q1 2018. The put-call ratio across all filers is 1.10 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2019 | $196,000 | +232.2% | 51,024 | +339.0% | 0.01% | +175.0% |
| Q1 2019 | $59,000 | -65.5% | 11,624 | -87.0% | 0.00% | -63.6% |
| Q4 2018 | $171,000 | +108.5% | 89,281 | +307.2% | 0.01% | +175.0% |
| Q3 2018 | $82,000 | -68.7% | 21,926 | -80.1% | 0.00% | -63.6% |
| Q1 2018 | $262,000 | -61.8% | 109,954 | -37.4% | 0.01% | -63.3% |
| Q4 2017 | $686,000 | +251.8% | 175,564 | +126.8% | 0.03% | +200.0% |
| Q3 2017 | $195,000 | +473.5% | 77,407 | +523.9% | 0.01% | +400.0% |
| Q2 2017 | $34,000 | -65.7% | 12,407 | -75.8% | 0.00% | -60.0% |
| Q1 2017 | $99,000 | +50.0% | 51,207 | -19.1% | 0.01% | +25.0% |
| Q4 2016 | $66,000 | -25.8% | 63,300 | -49.9% | 0.00% | 0.0% |
| Q2 2016 | $89,000 | -66.2% | 126,289 | -44.0% | 0.00% | -66.7% |
| Q1 2016 | $263,000 | +220.7% | 225,528 | +568.7% | 0.01% | +200.0% |
| Q4 2015 | $82,000 | -79.4% | 33,728 | -63.4% | 0.00% | -71.4% |
| Q1 2015 | $398,000 | +272.0% | 92,100 | +155.5% | 0.01% | +250.0% |
| Q4 2014 | $107,000 | -48.1% | 36,042 | -41.9% | 0.00% | -60.0% |
| Q3 2014 | $206,000 | – | 62,081 | – | 0.01% | – |
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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% |