Juan Camilo Arjona Ferreira - Aug 11, 2025 Form 4 Insider Report for Organon & Co. (OGN)

Role
Head of R&D & CMO
Signature
/s/ Faye C. Brown, as Attorney-in-Fact for Dr. Juan Camilo Arjona Ferreira
Stock symbol
OGN
Transactions as of
Aug 11, 2025
Transactions value $
-$38,005
Form type
4
Date filed
8/12/2025, 04:05 PM
Previous filing
Apr 2, 2025
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Arjona Ferreira Juan Camilo Head of R&D & CMO C/O ORGANON &CO., 30 HUDSON STREET, FLOOR 33, JERSEY CITY /s/ Faye C. Brown, as Attorney-in-Fact for Dr. Juan Camilo Arjona Ferreira 2025-08-12 0001714080

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction OGN Common Stock Options Exercise $0 +11.5K +66.28% $0.00 28.9K Aug 11, 2025 Direct
transaction OGN Common Stock Tax liability -$38K -4.12K -14.26% $9.22 24.8K Aug 11, 2025 Direct

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction OGN Restricted Stock Units Options Exercise $0 -11.5K -50% $0.00 11.5K Aug 11, 2025 Common Stock 11.5K Direct F1, F2
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Each restricted stock unit represents a contingent right to receive one share of Organon common stock.
F2 These restricted stock units vest and are distributed as shares of Organon & Co. common stock in three equal installments with 11,519 shares having vested on August 11, 2025 and the third and final vesting to occur on August 11, 2026.

Remarks:

Exhibit 24 - Power of Attorney