SC 13G/A: CATALYST PHARMACEUTICALS, INC.
Ticker: CPRX · Form: SC 13G/A · Filed: 2024-11-14T00:00:00.000Z
Sentiment: neutral
Topics: sc-13g-a
AI Summary
SC 13G/A filing by CATALYST PHARMACEUTICALS, INC..
Risk Assessment
Risk Level: low
From the Filing
0001193805-24-001366.txt : 20241114 0001193805-24-001366.hdr.sgml : 20241114 20241114095556 ACCESSION NUMBER: 0001193805-24-001366 CONFORMED SUBMISSION TYPE: SC 13G/A PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20241114 DATE AS OF CHANGE: 20241114 GROUP MEMBERS: DEERFIELD MANAGEMENT COMPANY, L.P. GROUP MEMBERS: DEERFIELD MGMT, L.P. GROUP MEMBERS: DEERFIELD PARTNERS, L.P. SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: CATALYST PHARMACEUTICALS, INC. CENTRAL INDEX KEY: 0001369568 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] ORGANIZATION NAME: 03 Life Sciences IRS NUMBER: 000000000 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G/A SEC ACT: 1934 Act SEC FILE NUMBER: 005-82644 FILM NUMBER: 241457987 BUSINESS ADDRESS: STREET 1: 355 ALHAMBRA CIRCLE STREET 2: SUITE 801 CITY: CORAL GABLES STATE: FL ZIP: 33134 BUSINESS PHONE: (305) 529-2522 MAIL ADDRESS: STREET 1: 355 ALHAMBRA CIRCLE STREET 2: SUITE 801 CITY: CORAL GABLES STATE: FL ZIP: 33134 FORMER COMPANY: FORMER CONFORMED NAME: CATALYST PHARMACEUTICAL PARTNERS, INC. DATE OF NAME CHANGE: 20110215 FORMER COMPANY: FORMER CONFORMED NAME: Catalyst Pharmaceutical Partners, Inc. DATE OF NAME CHANGE: 20060719 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: Flynn James E CENTRAL INDEX KEY: 0001352546 ORGANIZATION NAME: FILING VALUES: FORM TYPE: SC 13G/A MAIL ADDRESS: STREET 1: 780 THIRD AVENUE STREET 2: 37TH FLOOR CITY: NEW YORK STATE: NY ZIP: 10017 SC 13G/A 1 e664028_sc13ga-cp.htm SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13G (Rule 13d-102) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES 13d-1(b)(c), AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO RULE 13d-2(b) (Amendment No. 3) * Catalyst Pharmaceuticals, Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 14888U101 (CUSIP Number) September 30, 2024 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule is filed: ☐ Rule 13d-1(b) ☒ Rule 13d-1(c) ☐ Rule 13d-1(d) (Page 1 of 9 Pages) ---------- * The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page. The information required in the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes). CUSIP No. 14888U101 13G Page 2 of 9 1. NAME OF REPORTING PERSONS I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) Deerfield Mgmt, L.P. 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) ☐ (b) ☒ 3. SEC USE ONLY 4. CITIZENSHIP OR PLACE OF ORGANIZATION Delaware NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH 5. SOLE VOTING POWER 0 6. SHARED VOTING POWER 6,229,634 (1) 7. SOLE DISPOSITIVE POWER 0 8. SHARED DISPOSITIVE POWER 6,229,634 (1) 9. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 6,229,634 (1) 10. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* ☐ 11. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 5.22% 12. TYPE OF REPORTING PERSON* PN __________________ (1) Comprised of shares of common stock held by Deerfield Partners, L.P., of which Deerfield Mgmt, L.P. is the general partner. CUSIP No. 14888U101 13G Page 3 of 9 1. NAME OF REPORTING PERSONS I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) Deerfield Management Company, L.P. 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) ☐ (b) ☒ 3. SEC USE ONLY 4. CITIZENSHIP OR PLACE OF ORGANIZATION Delaware NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH 5. SOLE VOTING POWER