InsiderTrades

Form 4 for OGN Organon & Co.

Accepted 2026-03-03 00:00:00 ET · period of report 2026-02-27 · accession 0001628280-26-014228 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
M 2026-03-03 2026-02-27 OGN WALSH MATTHEW M CFO F - Tax $7.18 -19.0K 172.2K -10% -$136.5K
M 2026-03-03 2026-02-27 OGN WALSH MATTHEW M CFO A - Grant $0.00 +54.6K 187.1K +41% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-02-27 F D 4,117 $7.23 180,751 D — — (F3) Includes the addition of 652 shares of Common Stock acquired from dividend equivalents net of withholding tax not previously required to be reported.
2 Common Common Stock 2026-02-27 A A 12,020 $0.00 184,216 D — — (F2) Represents the shares of Common Stock released to cover the dividend equivalents earned on the PSUs released above.
3 Common Common Stock 2026-02-27 F D 14,887 $7.17 172,196 D — —
4 Common Common Stock 2026-02-27 A A 42,599 $0.00 187,083 D — — (F1) Represents shares of Organon & Co. common stock ("Common Stock") for performance share units ("PSUs") granted to the reporting person on August 11, 2023 under the Organon & Co. 2021 Incentive Stock Plan. The performance-vesting restrictions with respect to these shares were released upon certification of performance goal attainment by the Talent Committee of Organon's Board of Directors.