| FORM 3 | UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940 | 
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| 1. Name and Address of Reporting Person* 
 
 
 (Street) 
 
 | 2. Date of Event Requiring Statement
         (Month/Day/Year) 01/01/2024 | 3. Issuer Name and Ticker or Trading Symbol Organon & Co. [ OGN ] | |||||||||||||
| 4. Relationship of Reporting Person(s) to Issuer (Check all applicable) 
 | 5. If Amendment, Date of Original Filed
         (Month/Day/Year) | ||||||||||||||
| 6. Individual or Joint/Group Filing (Check Applicable Line) 
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| Table I - Non-Derivative Securities Beneficially Owned | |||
|---|---|---|---|
| 1. Title of Security (Instr. 4) | 2. Amount of Securities Beneficially Owned (Instr. 4) | 3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) | 4. Nature of Indirect Beneficial Ownership (Instr. 5) | 
| Common Stock | 13.355 | D | |
| Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities) | |||||||
|---|---|---|---|---|---|---|---|
| 1. Title of Derivative Security (Instr. 4) | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 3. Title and Amount of Securities Underlying Derivative Security (Instr. 4) | 4. Conversion or Exercise Price of Derivative Security | 5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) | 6. Nature of Indirect Beneficial Ownership (Instr. 5) | ||
| Date Exercisable | Expiration Date | Title | Amount or Number of Shares | ||||
| Restricted Stock Units | 08/11/2024(1) | 08/11/2026 | Common Stock | 34,557 | (2) | D | |
| Restricted Stock Units | 11/07/2024(3) | 11/07/2026 | Common Stock | 19,339 | (2) | D | |
| Explanation of Responses: | 
| 1. These restricted stock units vest and are distributed as shares of Organon & Co. common stock in three equal installments of 11,519 shares on each of August 11, 2024; August 11, 2025; and August 11, 2026. | 
| 2. Each restricted stock unit represents a contingent right to receive one share of Organon common stock. | 
| 3. These restricted stock units vest and are distributed as shares of Organon & Co. common stock in three installments: 6,446 shares on November 7 2024; 6,446 shares on November 7, 2025; and 6,447 shares on November 7, 2026. | 
| Remarks: | 
| Exhibit 24-Power of Attorney | 
| /s/ Tarnetta Jones, as Attorney-in-fact for Dr. Juan Camilo Arjona Ferreira | 01/11/2024 | |
| ** 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 5 (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. | ||