CATALYST PHARMACEUTICALS INC's ticker is CPRX and the CUSIP is 14888U101. A total of 4 filers reported holding CATALYST PHARMACEUTICALS INC in Q4 2023. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $3,869 | -56.6% | 330,906 | -50.1% | 0.00% | -66.7% |
| Q2 2023 | $8,907 | +177.1% | 662,685 | +241.9% | 0.01% | +500.0% |
| Q1 2023 | $3,214 | -40.7% | 193,839 | -33.5% | 0.00% | -50.0% |
| Q4 2022 | $5,421 | -99.8% | 291,453 | +6.2% | 0.00% | -50.0% |
| Q3 2022 | $3,519,000 | +10250.0% | 274,314 | +5605.4% | 0.00% | – |
| Q2 2022 | $34,000 | -74.8% | 4,808 | -70.3% | 0.00% | – |
| Q1 2022 | $135,000 | -91.5% | 16,215 | -93.1% | 0.00% | – |
| Q4 2021 | $1,594,000 | +378.7% | 235,720 | +276.4% | 0.00% | – |
| Q3 2021 | $333,000 | -61.1% | 62,622 | -57.9% | 0.00% | – |
| Q2 2021 | $857,000 | -14.5% | 148,838 | -31.6% | 0.00% | -100.0% |
| Q1 2021 | $1,002,000 | +18.0% | 217,541 | -14.5% | 0.00% | – |
| Q4 2020 | $849,000 | +7.3% | 254,488 | -4.7% | 0.00% | – |
| Q3 2020 | $791,000 | -38.5% | 266,899 | -4.1% | 0.00% | -100.0% |
| Q2 2020 | $1,286,000 | +31.1% | 278,355 | +9.3% | 0.00% | 0.0% |
| Q1 2020 | $981,000 | +131.4% | 254,683 | +125.3% | 0.00% | – |
| Q4 2019 | $424,000 | +61.2% | 113,060 | +128.6% | 0.00% | – |
| Q3 2019 | $263,000 | +10.0% | 49,450 | -20.5% | 0.00% | – |
| Q2 2019 | $239,000 | +71.9% | 62,193 | +128.1% | 0.00% | – |
| Q1 2019 | $139,000 | +6850.0% | 27,261 | +2304.0% | 0.00% | – |
| Q4 2018 | $2,000 | -98.5% | 1,134 | -96.9% | 0.00% | – |
| Q3 2018 | $137,000 | +522.7% | 36,159 | +411.7% | 0.00% | – |
| Q2 2018 | $22,000 | -71.1% | 7,066 | -77.9% | 0.00% | – |
| Q1 2018 | $76,000 | +46.2% | 32,031 | +137.8% | 0.00% | – |
| Q4 2017 | $52,000 | -55.2% | 13,469 | -70.8% | 0.00% | – |
| Q3 2017 | $116,000 | +163.6% | 46,080 | +186.6% | 0.00% | – |
| Q2 2017 | $44,000 | +633.3% | 16,079 | +101.3% | 0.00% | – |
| Q2 2016 | $6,000 | -64.7% | 7,986 | -3.7% | 0.00% | – |
| Q4 2015 | $17,000 | +1600.0% | 8,291 | +2004.3% | 0.00% | – |
| Q3 2015 | $1,000 | -83.3% | 394 | -72.7% | 0.00% | – |
| Q2 2015 | $6,000 | – | 1,441 | – | 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% |