Catalyst Pharmaceuticals, Inc.
US ˙ NASDAQCM ˙ US14888U1016 ˙ Medical Devices
DIESES SYMBOL IST NICHT MEHR AKTIV

SecurityCPRX / Catalyst Pharmaceuticals, Inc.
InstitutionTeacher Retirement System Of Texas
Latest Disclosed Ownership12,823 shares
Latest Disclosed Value $ 403,027
Teacher Retirement System Of Texas reports 14.30% decrease in ownership of CPRX / Catalyst Pharmaceuticals, Inc.

On August 14, 2026 - Teacher Retirement System Of Texas filed a 13F-HR form disclosing ownership of 12,823 shares of Catalyst Pharmaceuticals, Inc. (US:CPRX) valued at $403,027 USD as of June 30, 2026. The entity filed a previous 13F-HR on April 30, 2026 disclosing 14,962 shares of Catalyst Pharmaceuticals, Inc.. This represents a change in shares of -14.30% during the quarter. The current value of the position is $403,796 USD.

Institutional Ownership: 13F and NPORT Filings

The Security and Class in the table below are shown exactly as filed by the investor. We do our best to track continuity of investments through acquisitions, and this will be reflected in the table as changes in names. In addition to descriptive data, performance of the investment is shown over time. To calculate quarterly performance, we first calculate cost basis of the shares purchased during the quarter, then use that to calculate gross profit. Quarterly return is Gross Profit / Starting Portfolio value.

Note that cost basis is calculated and stored in thousands, so small quarterly changes in shares frequently result in a cost basis of zero.

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Disclosed Equity Positions (from 13F/NPORT Filings)
File
Date
Effective
Date
Form Security Class ID Avg Price
Paid (Est)
Reported
Shares
ΔShares ΔShares
(%)
Reported
Value
(x1000)
ΔValue
(%)
Alloc
(%)
ΔAlloc ΔAlloc (%) Cost Basis
(x1000)
Unrealized
Gain/Loss
(x1000)
2026-08-14 2026-06-30 13F CATALYST PHARMACEUTICALS COM 14888U101 12,823 -2,139 -14.30 403 8.92 0.0011
2026-04-30 2026-03-31 13F CATALYST PHARMACEUTICALS COM 14888U101 14,962 -2,234 -12.99 370 -7.73 0.0015
2026-01-28 2025-12-31 13F CATALYST PHARMACEUTICALS COM 14888U101 17,196 -11,246 -39.54 401 -28.39 0.0014
2025-10-30 2025-09-30 13F CATALYST PHARMACEUTICALS COM 14888U101 28,442 -2,731 -8.76 560 -17.16 0.0023
2025-08-01 2025-06-30 13F CATALYST PHARMACEUTICALS COM 14888U101 31,173 2,284 7.91 676 -3.43 0.0028
2025-04-28 2025-03-31 13F CATALYST PHARMACEUTICALS COM 14888U101 28,889 -2,766 -8.74 701 0.0029
2025-02-11 2024-12-31 13F CATALYST PHARMACEUTICALS COM 14888U101 31,655 4,996 18.74 1 0.0024
2024-11-13 2024-09-30 13F CATALYST PHARMACEUTICALS COM 14888U101 26,659 3,336 14.30 1 0.0025
2024-08-09 2024-06-30 13F CATALYST PHARMACEUTICALS COM 14888U101 23,323 -226 -0.96 0 0.0021
2024-05-06 2024-03-31 13F CATALYST PHARMACEUTICALS COM 14888U101 23,549 1,111 4.95 0 0.0024
2024-02-07 2023-12-31 13F CATALYST PHARMACEUTICALS COM 14888U101 22,438 -6,244 -21.77 0 0.0026
2023-10-31 2023-09-30 13F CATALYST PHARMACEUTICALS COM 14888U101 28,682 1,456 5.35 0 0.0022
2023-07-19 2023-06-30 13F/A-1 CATALYST PHARMACEUTICALS COM 14888U101 27,226 -3,231 -10.61 0 0.0025
2023-07-17 2023-06-30 13F CATALYST PHARMACEUTICALS COM 14888U101 30,457 0 1 0.0034
2023-05-12 2023-03-31 13F CATALYST PHARMACEUTICALS COM 14888U101 30,457 779 2.62 1 0.0034
2023-02-13 2022-12-31 13F CATALYST PHARMACEUTICALS COM 14888U101 29,678 -2,315 -7.24 1 -100.00 0.0040
2022-11-03 2022-09-30 13F CATALYST PHARMACEUTICALS COM 14888U101 31,993 16,308 103.97 410 272.73 0.0030
2022-08-09 2022-06-30 13F CATALYST PHARMACEUTICALS COM 14888U101 15,685 -4,508 -22.32 110 -34.13 0.0007
2022-05-09 2022-03-31 13F CATALYST PHARMACEUTICALS COM 14888U101 20,193 1,551 8.32 167 32.54 0.0009
2022-02-10 2021-12-31 13F CATALYST PHARMACEUTICALS COM 14888U101 18,642 2,757 17.36 126 50.00 0.0006
2021-11-09 2021-09-30 13F CATALYST PHARMACEUTICALS COM 14888U101 15,885 2,863 21.99 84 12.00 0.0005
2021-08-05 2021-06-30 13F CATALYST PHARMACEUTICALS COM 14888U101 13,022 1,928 17.38 75 47.06 0.0004
2021-05-11 2021-03-31 13F CATALYST PHARMACEUTICALS COM 14888U101 11,094 11,094 51 0.0003
Legend
Shares
The total number of shares held by the institution at the end of the reporting period (the effective date). This is provided in the filing.
Value
The total value of the shares as of the effective date. This is provided in the filing.
Avg. Share Price
The weighted average share price of the shares held by the institution. We use FIFO accounting to determine this price
Class
This is the security class as indicated by the filer. There are a variety of values for this field. Common values include "EC" = equity common, "EP" - equity preferred
Allocation (%)
The percent of the institution's portfolio that this position represents. This is provided in NPORT filings. For 13F filings, we calculate it.
Change in Allocation
The change in allocation from the prior reporting period. This is calculated as current allocation - prior allocation.
Change in Allocation (%)
The percent change in allocation from the prior reporting period. This is calculated as (current allocation - prior allocation) / prior allocation.
Cost Basis
The total cost of the shares held. This is calculated as reported shares * avg. share price
Unrealized Gain/Loss
This is the market value of the position as of the effective date minus the cost basis.