// company-profile
Catalyst Pharmaceuticals, Inc.
CPRX// activity-summary
Mixed insider activity over the last 30 days: 1 purchase and 1 sale (2 transactions total).
// 90-day insight
Over the last 90 days, Catalyst Pharmaceuticals, Inc. insiders bought $0 (1 transaction) and sold $0 (1 transaction).
- Most active insider: Andrews William T. with 2 transactions totaling $0.
Activity is mixed — buys and sales are roughly balanced.
Institutional Ownership
Top 13F-HR holders of Catalyst Pharmaceuticals, Inc. as of 2026-03-31
Data source: SEC Form 13F-HR filings. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →
Insider Transactions
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Jun 3, 2026 | Andrews William T. | CPRX | Tax Withholding | 743 | — | — |
| Jun 3, 2026 | Andrews William T. | CPRX | Option Exercise | 3,052 | — | — |
| Feb 17, 2026 | Russo Gregg | CPRX | Tax Withholding | 211 | — | — |
| Feb 17, 2026 | Russo Gregg | CPRX | Option Exercise | 687 | $0.00 | $0K |
| Feb 17, 2026 | Russo Gregg | CPRX | Option Exercise | 687 | — | — |
45 more transactions hidden
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