CATALYST PHARMACEUTICALS INC's ticker is CPRX and the CUSIP is 14888U101. A total of 136 filers reported holding CATALYST PHARMACEUTICALS INC in Q1 2021. The put-call ratio across all filers is 0.40 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2020 | $76,000 | +123.5% | 22,680 | +100.0% | 0.01% | 0.0% |
| Q3 2020 | $34,000 | -34.6% | 11,340 | 0.0% | 0.01% | -43.8% |
| Q2 2020 | $52,000 | +18.2% | 11,340 | 0.0% | 0.02% | -5.9% |
| Q1 2020 | $44,000 | +2.3% | 11,340 | 0.0% | 0.02% | +6.2% |
| Q4 2019 | $43,000 | -28.3% | 11,340 | 0.0% | 0.02% | -33.3% |
| Q3 2019 | $60,000 | +17.6% | 11,340 | -14.7% | 0.02% | +14.3% |
| Q2 2019 | $51,000 | -19.0% | 13,300 | +8.1% | 0.02% | -22.2% |
| Q1 2019 | $63,000 | +162.5% | 12,300 | 0.0% | 0.03% | +107.7% |
| Q4 2018 | $24,000 | – | 12,300 | – | 0.01% | – |
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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% |