News + Filings Holdings
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TANAKA CAPITAL MANAGEMENT INC
> CPRX
| Date | Name | Ticker | Shares | Change | Value | Change | Price |
| 06/30/2023 | CATALYST PHARMACEUTICALS, INC. | CPRX | 159,791 | 11,510 | 2,148,000 | -610,000 | $13.44 |
| 12/31/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | 148,281 | 0 | 2,758,000 | 856,000 | $18.60 |
| 09/30/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | 148,281 | -48,970 | 1,902,000 | 519,000 | $12.83 |
| 06/30/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | 197,251 | -10,938 | 1,383,000 | -343,000 | $7.01 |
| 03/31/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | 208,189 | -5,420 | 1,726,000 | 280,000 | $8.29 |
| 12/31/2021 | CATALYST PHARMACEUTICALS, INC. | CPRX | 213,609 | 10,530 | 1,446,000 | 370,000 | $6.77 |
| 09/30/2021 | CATALYST PHARMACEUTICALS, INC. | CPRX | 203,079 | 30,000 | 1,076,000 | 81,000 | $5.30 |
| 06/30/2021 | CATALYST PHARMACEUTICALS, INC. | CPRX | 173,079 | -51,695 | 995,000 | -41,000 | $5.75 |
| 03/31/2021 | CATALYST PHARMACEUTICALS, INC. | CPRX | 224,774 | -500 | 1,036,000 | 284,000 | $4.61 |
| 12/31/2020 | CATALYST PHARMACEUTICALS, INC. | CPRX | 225,274 | 225,274 | 752,000 | 752,000 | $3.34 |
| 09/30/2020 | CATALYST PHARMACEUTICALS, INC. | CPRX | 0 | -283,494 | 0 | -1,310,000 | |
| 06/30/2020 | CATALYST PHARMACEUTICALS, INC. | CPRX | 283,494 | 5,720 | 1,310,000 | 241,000 | $4.62 |
| 03/31/2020 | CATALYST PHARMACEUTICALS, INC. | CPRX | 277,774 | -4,650 | 1,069,000 | 10,000 | $3.85 |
| 12/31/2019 | CATALYST PHARMACEUTICALS, INC. | CPRX | 282,424 | -910 | 1,059,000 | -446,000 | $3.75 |
| 09/30/2019 | CATALYST PHARMACEUTICALS, INC. | CPRX | 283,334 | 57,750 | 1,505,000 | 639,000 | $5.31 |
| 06/30/2019 | CATALYST PHARMACEUTICALS, INC. | CPRX | 225,584 | -8,210 | 866,000 | -326,000 | $3.84 |
| 03/31/2019 | CATALYST PHARMACEUTICALS, INC. | CPRX | 233,794 | -16,889 | 1,192,000 | 711,000 | $5.10 |
| 12/31/2018 | CATALYST PHARMACEUTICALS, INC. | CPRX | 250,683 | 0 | 481,000 | -467,000 | $1.92 |
| 09/30/2018 | CATALYST PHARMACEUTICALS, INC. | CPRX | 250,683 | 0 | 948,000 | 166,000 | $3.78 |
| 06/30/2018 | CATALYST PHARMACEUTICALS, INC. | CPRX | 250,683 | -5,910 | 782,000 | 169,000 | $3.12 |
| 03/31/2018 | CATALYST PHARMACEUTICALS, INC. | CPRX | 256,593 | 0 | 613,000 | -390,000 | $2.39 |
| 12/31/2017 | CATALYST PHARMACEUTICALS, INC. | CPRX | 256,593 | 15,515 | 1,003,000 | 395,000 | $3.91 |
| 09/30/2017 | CATALYST PHARMACEUTICALS, INC. | CPRX | 241,078 | 0 | 608,000 | -57,000 | $2.52 |
| 06/30/2017 | CATALYST PHARMACEUTICALS, INC. | CPRX | 241,078 | -675 | 665,000 | 249,000 | $2.76 |
| 03/31/2017 | CATALYST PHARMACEUTICALS, INC. | CPRX | 241,753 | 241,753 | 416,000 | 416,000 | $1.72 |
| 06/30/2013 | CATALYST PHARMACEUTICALS, INC. | CPRX | 0 | -119,732 | 0 | -59,000 | |
| 03/31/2013 | CATALYST PHARMACEUTICALS, INC. | CPRX | 119,732 | 0 | 59,000 | 7,000 | $0.49 |
| 12/31/2012 | CATALYST PHARMACEUTICALS, INC. | CPRX | 119,732 | -4,000 | 52,000 | -135,000 | $0.43 |
| 09/30/2012 | CATALYST PHARMACEUTICALS, INC. | CPRX | 123,732 | 29,210 | 187,000 | 137,000 | $1.51 |
| 06/30/2012 | CATALYST PHARMACEUTICALS, INC. | CPRX | 94,522 | 0 | 50,000 | -55,000 | $0.53 |
| 03/31/2012 | CATALYST PHARMACEUTICALS, INC. | CPRX | 94,522 | 56,522 | 105,000 | 48,000 | $1.11 |
| 12/31/2011 | CATALYST PHARMACEUTICALS, INC. | CPRX | 94,522 | 56,522 | 122,000 | 65,000 | $1.29 |
| 09/30/2011 | CATALYST PHARMACEUTICALS, INC. | CPRX | 38,000 | 0 | 57,000 | -14,000 | $1.50 |
| 06/30/2011 | CATALYST PHARMACEUTICALS, INC. | CPRX | 38,000 | 0 | 71,000 | 28,000 | $1.87 |
| 03/31/2011 | CATALYST PHARMACEUTICALS, INC. | CPRX | 38,000 | 0 | 43,000 | 5,000 | $1.13 |
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