Organon & Co. (OGN) Insider Trading

Over the last 3 months, OGN insiders made 0 open-market buys and 1 sale, a net sale of -$200K (SEC Form 4). Over the last 6 months, 257 institutions increased and 408 reduced their position (13F).

Insider Activity

Sentiment
0/100
Buys (3m)
0
Sells (3m)
1
Net (3m)
-$200.3K
Insider trades by month Buys Sells
May
Nov
May
Aug
Context3-month price +3%Institutions mixed (13F)
DateInsiderTypeSharesPrice
Aug 12, 2026Arjona Ferreira Juan Camiloofficer: Head of R&D & CMOOption11,519—
Aug 12, 2026Arjona Ferreira Juan Camiloofficer: Head of R&D & CMOTax4,134$13.62
Aug 5, 2026Drinane Juliana Papaofficer: Head of Mfg & SupplySell14,761$13.57
Jun 15, 2026Gayle Helene DdirectorGrant17,857—
Jun 15, 2026LAZARUS ROCHELLE BdirectorGrant17,857—
Jun 15, 2026Ozuah PhilipdirectorGrant17,857—
Jun 15, 2026ESSNER ROBERTdirectorGrant17,857—
Jun 15, 2026Ezekowitz AlandirectorGrant17,857—
Jun 15, 2026Sharp ShalinidirectorGrant17,857—
Jun 15, 2026Leone Deborah RdirectorGrant17,857—
Jun 15, 2026Patton Cynthia MdirectorGrant17,857—
Jun 15, 2026Sequeira RamonadirectorGrant17,857—
May 7, 2026Holzbaur Lynetteofficer: SVP and Corporate ControllerSell26,448$13.35
May 7, 2026Holzbaur Lynetteofficer: SVP and Corporate ControllerBuy26,448$13.35
Apr 2, 2026WALSH MATTHEW Mofficer: Chief Financial OfficerGrant83,472—
Apr 2, 2026Nisita Vittorioofficer: Head of Global Business SvcsTax2,875$5.70
Apr 2, 2026Holzbaur Lynetteofficer: SVP and Corporate ControllerGrant75,125—
Apr 2, 2026Morrissey Joseph T. Jr.officer: Interim CEOGrant333,889—
Apr 2, 2026Falcione Aaronofficer: Chief Human Resources OfficerGrant166,944—
Apr 2, 2026Drinane Juliana Papaofficer: Interim Head of Mfg & SupplyTax3,451$5.70
Apr 2, 2026Morrissey Joseph T. Jr.officer: Interim CEOTax2,221$5.70
Apr 2, 2026Stahler Rachel Aofficer: Chief Information OfficerOption12,312—
Apr 2, 2026Nisita Vittorioofficer: Head of Global Business SvcsGrant125,208—
Apr 2, 2026Falcione Aaronofficer: Chief Human Resources OfficerTax3,834$5.70
Apr 2, 2026Holzbaur Lynetteofficer: SVP and Corporate ControllerOption4,252—
Apr 2, 2026WALSH MATTHEW Mofficer: Chief Financial OfficerTax4,127$5.70
Apr 2, 2026Weaver Kirkeofficer: Gen. Counsel & Corp. Secy.Option6,201—
Apr 2, 2026Falcione Aaronofficer: Chief Human Resources OfficerOption6,732—
Apr 2, 2026Drinane Juliana Papaofficer: Interim Head of Mfg & SupplyTax2,185$5.70
Apr 2, 2026Stahler Rachel Aofficer: Chief Information OfficerGrant183,639—

Source: OGN SEC Form 4 filings, latest Aug 12, 2026. For informational purposes only — not investment advice.

Institutional activity (13F)

How institutions changed their OGN positions over the last 6 months (SEC Form 13F).

Increased
257
New positions
213
Reduced
408
Sold out
93
Largest moves
InstitutionActionSharesFiled
BlackRock, Inc.Increased32.1MAug 7, 2026
BLACKROCK, INC.Increased31.7MMay 13, 2026
VANGUARD PORTFOLIO MANAGEMENT LLCNew Position21.8MMay 8, 2026
Pentwater Capital Management LPNew Position18.1MAug 14, 2026
VANGUARD PORTFOLIO MANAGEMENT LLCReduced15.1MAug 13, 2026
VANGUARD CAPITAL MANAGEMENT LLCIncreased11.9MAug 13, 2026
VANGUARD CAPITAL MANAGEMENT LLCNew Position11.7MMay 15, 2026
STATE STREET CORPIncreased10.0MMay 15, 2026
STATE STREET CORPReduced9.7MAug 7, 2026
LSV ASSET MANAGEMENTReduced7.3MMay 11, 2026
MILLENNIUM MANAGEMENT LLCIncreased7.1MMay 15, 2026
KAHN BROTHERS GROUP INCIncreased5.5MMay 8, 2026
GOLDMAN SACHS GROUP INCIncreased5.2MAug 14, 2026
CANADA PENSION PLAN INVESTMENT BOARDIncreased5.0MMay 15, 2026
UBS Group AGIncreased4.9MAug 13, 2026

Source: SEC Form 13F filings. For informational purposes only — not investment advice.

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