Dr. Juan Camilo Arjona Ferreira - 11 Aug 2026 Form 4 Insider Report for Organon & Co. (OGN)

Reporting relationship: Head of R&D & CMO
Issuer ticker: OGN
Reported as of: 11 Aug 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 12 Aug 2026, 13:01:36 UTC
Prior SEC filing: 02 Apr 2026
Source filing: View source filing
Reporting owner signature: /s/ Tarnetta Jones, as Attorney-in-fact for Dr. Juan Camilo Arjona Ferreira

Key filing fact

Dr. Juan Camilo Arjona Ferreira filed Form 4 for Organon & Co. (OGN) on 12 Aug 2026.

Key facts

This page summarizes Dr. Juan Camilo Arjona Ferreira's Form 4 filing for Organon & Co. (OGN).
3 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 12 Aug 2026, 13:01.

Change

Previous filing in this sequence was filed on 02 Apr 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001714080 Primary reporting owner

Arjona Ferreira Juan Camilo

Relationship: Head of R&D & CMO
Address: C/O ORGANON &CO., 30 HUDSON STREET, FLOOR 33, JERSEY CITY
Signature: /s/ Tarnetta Jones, as Attorney-in-fact for Dr. Juan Camilo Arjona Ferreira
Signature date: 12 Aug 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

OGN transaction

Common Stock

Options Exercise

Transaction value
Shares: +11,519
Change %: +38%
Price: $0.000000^*
Shares after: 41,566
Date: 11 Aug 2026
Ownership: Direct

OGN transaction

Common Stock

Tax liability

Transaction value
Shares: -4,134
Change %: -9.9%
Price: $13.62^*
Shares after: 37,432
Date: 11 Aug 2026
Ownership: Direct

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

OGN transaction Derivative

Restricted Stock Units

Options Exercise

Transaction value
Shares: +11,519
Change %
Price: $0.000000^*
Shares after: 0
Date: 11 Aug 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 11,519
Exercise price
Footnotes: F1, F2

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

Each restricted stock unit represents a contingent right to receive one share of Organon & Co. ("Organon") common stock.

Footnote F2

These restricted stock units vest and are distributed as shares of Organon common stock in three equal installments with the third and final vesting occurring on August 11, 2026.