InsiderTrades

Form 4 for OGN Organon & Co.

Accepted 2026-03-31 00:00:00 ET · period of report 2026-03-29 · accession 0001628280-26-022415 · 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
D 2026-03-31 2026-03-29 OGN Karp Daniel Executive VP, Corp. Dev M - OptEx $0.00 +14.2K 60.9K +30% $0
D 2026-03-31 2026-03-29 OGN Karp Daniel Executive VP, Corp. Dev F - Tax $5.84 -4,446 57.2K -7% -$26.0K
D 2026-03-31 2026-03-29 OGN Karp Daniel Executive VP, Corp. Dev M - OptEx $0.00 -14.2K 14.2K -50% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-03-29 M A 14,184 $0.00 60,853.46 D — —
2 Common Common Stock 2026-03-29 F D 4,446 $5.84 57,153.92 D — — (F1) This price is the closing market price of Organon & Co. ("Organon") common stock on Friday, March 27, 2026, as required by the plan under which the Restricted Stock Units ("RSU") were awarded. (F2) Includes the addition of 746.463 shares of Organon common stock acquired from dividend equivalents net of withholding tax not previously required to be reported.
3 Derivative Restricted Stock Units 2026-03-29 M D 14,184 $0.00 14,185 D — · — to — 14,184 Common Stock (F3) Each RSU converts into one share of Organon common stock. (F4) These RSUs vest and are distributed as shares of Organon common stock in three equal installments on March 29, 2025, March 29, 2026, and March 29, 2027.