Statement of Changes in Beneficial Ownership (Form 4)

FORM 4 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 that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN 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 * Holzbaur Lynette 2. Issuer Name and Ticker or Trading Symbol Organon & Co. [OGN] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) SVP and Corporate Controller (Last) (First) (Middle) C/O ORGANON & CO., 30 HUDSON STREET, FLOOR 33 3. Date of Earliest Transaction (Month/Day/Year) 03/31/2026 (Street) JERSEY CITY, NJ 07302 4. If Amendment, Date 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 (City) (State) (Zip) 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 Common Stock 03/31/2026 M 4,252 A $ 0 22,813.427 D Common Stock 03/31/2026 F 1,212 D $5.7(1) 21,601.427 D Common Stock 03/31/2026 M 6,715 A $ 0 28,316.427 D Common Stock 03/31/2026 F 1,914 D $5.7(1) 26,402.427 D

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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 Underlying Securities (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 of Derivative Security: 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
Restricted Stock Units	(2)	03/31/2026		A		75,125		(2)	(2)	Common Stock	75,125	$ 0	75,125	D
Restricted Stock Units	(3)	03/31/2026		A		41,736		(3)	(3)	Common Stock	41,736	$ 0	41,736	D
Restricted Stock Units	(4)	03/31/2026		M			4,252	(5)	(5)	Common Stock	4,252	$ 0	0	D
Restricted Stock Units	(4)	03/31/2026		M			6,715	(6)	(6)	Common Stock	6,715	$ 0	0	D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Holzbaur Lynette C/O ORGANON & CO. 30 HUDSON STREET, FLOOR 33 JERSEY CITY, NJ 07302			SVP and Corporate Controller

Signatures

/s/ Tarnetta V. Jones, as Attorney-in-Fact for Lynette Holzbaur		04/02/2026
**Signature of Reporting Person		Date

Explanation of Responses:

*	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).
(1)	The price is the closing market price for Organon & Co. ("Organon") common stock on Monday, March 30, 2026, as required by the plan under which the Restricted Stock Units ("RSU") were awarded.
(2)	On March 31, 2026, the Reporting Person was granted 75,125 RSUs, with each RSU representing a contingent right to receive one share of Organon common stock. These RSUs will vest and become exercisable in three equal installments on March 31, 2027, March 31, 2028, and March 31, 2029.
(3)	On March 31, 2026, the Reporting Person was granted 41,736 RSUs, with each RSU representing a contingent right to receive one share of Organon common stock. These RSUs will vest and become exercisable in three equal installments on March 31, 2027, March 31, 2028, and March 31, 2029.
(4)	Each RSU represents a contingent right to receive one share of Organon common stock.
(5)	On March 31, 2023, the Reporting Person was granted 12,755 RSUs. Two-thirds of such RSUs previously vested, and the remaining one-third vested on March 31, 2026.
(6)	On March 31, 2025, the Reporting Person was granted 20,147 RSUs. Two-thirds of such RSUs previously vested, and the remaining one-third vested on March 31, 2026.

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