CATALYST PHARMACEUTICALS INC's ticker is CPRX and the CUSIP is 14888U101. A total of 166 filers reported holding CATALYST PHARMACEUTICALS INC in Q4 2021. The put-call ratio across all filers is - and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2021 | $136,000 | +72.2% | 25,664 | -3.1% | 0.00% | +100.0% |
| Q3 2020 | $79,000 | +97.5% | 26,496 | +156.3% | 0.00% | – |
| Q2 2019 | $40,000 | -68.3% | 10,336 | -58.1% | 0.00% | -100.0% |
| Q1 2019 | $126,000 | +21.2% | 24,645 | -7.6% | 0.00% | -66.7% |
| Q4 2017 | $104,000 | +258.6% | 26,658 | +132.2% | 0.00% | 0.0% |
| Q3 2017 | $29,000 | +16.0% | 11,480 | -10.8% | 0.00% | -40.0% |
| Q1 2017 | $25,000 | +108.3% | 12,863 | +10.9% | 0.01% | +25.0% |
| Q4 2016 | $12,000 | – | 11,603 | – | 0.00% | – |
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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% |