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[Form 4] CATALYST PHARMACEUTICALS, INC. Insider Trading Activity

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
4

Rhea-AI Filing Summary

Catalyst Pharmaceuticals (CPRX) reported an equity award for its Chief Medical Officer on a Form 4. On November 20, 2025, the officer received options to purchase 98,652 shares of common stock at an exercise price of $22.77 per share, expiring on November 20, 2032. The grant also included 29,776 restricted stock units (RSUs), each representing one share of common stock upon vesting.

The derivative securities vest in three equal parts: one‑third on November 20, 2026, one‑third on November 20, 2027, and one‑third on November 20, 2028. After these awards, the officer beneficially owns 238,360 options and 268,136 RSUs in total, aligning compensation with the company’s long-term stock performance.

Positive

  • None.

Negative

  • None.
Insider Andrews William T.
Role Chief Medical Officer
Type Security Shares Price Value
Grant/Award Options to purchase common stock 98,652 $0.00 $0.00
Grant/Award Restricted Stock Units 29,776 $0.00 $0.00
Holdings After Transaction: Options to purchase common stock — 238,360 shares (Direct); Restricted Stock Units — 268,136 shares (Direct)
Footnotes (3)
  1. F1. Derivative securities vest in equal tranches, 1/3rd on November 20, 2026, 1/3rd on November 20, 2027 and 1/3rd on November 20, 2028.
  2. F2. Each restricted stock unit represents a contingent right to receive one share of the Registrant's common stock upon vesting.
  3. F3. Shares of common stock will be delivered to the Reporting Person upon vesting.

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Form 4 Insider Transactions: What Each Field Means →
SEC Form 4
FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number: 3235-0287
Estimated average burden
hours per response: 0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
Andrews William T.
(Last) (First) (Middle)
355 ALHAMBRA CIRCLE
SUITE 801
(Street)
CORAL GABLES FL 33134
(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
CATALYST PHARMACEUTICALS, INC. [ CPRX ] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director 10% Owner
X Officer (give title below) Other (specify below)
Chief Medical Officer
3. Date of Earliest Transaction (Month/Day/Year)
11/20/2025
4. If Amendment, Date of Original Filed (Month/Day/Year)
 6. Individual or Joint/Group Filing (Check Applicable Line)
X Form filed by One Reporting Person
Form filed by More than One Reporting Person
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V Amount (A) or (D) Price
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year) 7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Options to purchase common stock $22.77 11/20/2025 A 98,652 (1) 11/20/2032 Common Stock 98,652 $0 238,360 D
Restricted Stock Units (2) 11/20/2025 A 29,776 (1) (3) Common Stock 29,776 $0 268,136 D
Explanation of Responses:
1. Derivative securities vest in equal tranches, 1/3rd on November 20, 2026, 1/3rd on November 20, 2027 and 1/3rd on November 20, 2028.
2. Each restricted stock unit represents a contingent right to receive one share of the Registrant's common stock upon vesting.
3. Shares of common stock will be delivered to the Reporting Person upon vesting.
/s/ William T. Andrews 11/24/2025
** Signature of Reporting Person Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

Source: View Original Filing on SEC EDGAR