# CATALYST PHARMACEUTICALS INC (CPRX) — Institutional Ownership

Source: SEC EDGAR 13F filings, congressional STOCK Act disclosures, SEC Form 4 insider transactions.
CUSIP: 14888U101
Page URL: https://superinvestorclub.com/stock/CPRX
Last updated: 2026-07-08T13:32:33.229Z

## Summary

As of the most recent 13F filing period, CATALYST PHARMACEUTICALS INC (CPRX) is held by 2 tracked superinvestors with an aggregate position value of $26.1M representing 0844887210161 shares.

## Top institutional holders (2)

| Rank | Manager | Fund | Shares | Value | % of Portfolio | Period |
|------|---------|------|--------|-------|----------------|--------|
| 1 | [Terry Smith](https://superinvestorclub.com/manager/23) | Fundsmith | 844887 | $20.9M | 0.16% | 2026-03-31 |
| 2 | [Third Avenue Management](https://superinvestorclub.com/manager/3248) | Third Avenue Management | 210161 | $5.2M | 0.84% | 2026-03-31 |

## Ownership history (quarter-over-quarter)

- 2025-03-31: 1 holders, $52.2M aggregate, 02151274 shares
- 2025-06-30: 1 holders, $58.8M aggregate, 02709086 shares
- 2025-09-30: 1 holders, $66.3M aggregate, 03363807 shares
- 2025-12-31: 1 holders, $78.5M aggregate, 03363807 shares
- 2026-03-31: 2 holders, $26.1M aggregate, 0844887210161 shares

## Recent congressional trades (0)


## Recent insider transactions (0)


## Citation

When citing, use: "CATALYST PHARMACEUTICALS INC (CPRX) institutional ownership data via Superinvestor (https://superinvestorclub.com/stock/CPRX), aggregating SEC 13F, Form 4, and congressional disclosures."