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Organon & Co.

OGN
Exchange
NYSE
Industry
Pharmaceutical Preparations
SEC CIK
0001821825

In the last 90 days, Organon & Co. insiders filed 0 open-market purchases and 1 sale; 636 institutions reported holding it in 13F filings for Q2 2026, worth $2.92B in total; no superinvestor holds it.

Q3 2026 data is still coming in (13F filing deadline: Nov 16, 2026), so these numbers are incomplete.

Q3 2026 vs. Q2 2026

How the institutions holding Organon & Co. changed between Q2 2026 and Q3 2026.

All holders in Q3 2026All holders in Q2 2026

13F holders of OGN: Q2 2026 compared with Q3 2026
MeasureQ2 2026Of which not filed for Q3 2026Q3 2026Change
Holders6366334+1
Shares218.6M218.6M26.2K+406 (+1.6%)
Value$2.92B$2.92B$359.8K+$10.1K (+2.9%)

633 institutions that held it in Q2 2026 haven't filed for Q3 2026 yet. Not filing isn't selling, so the changes leave them out.

New holders (1)

Institutions that held Organon & Co. at the end of Q3 2026 but not at the end of Q2 2026.

Institutions new to OGN in Q3 2026
InstitutionSharesValue% of portfolio
Polaris Financial Partners24$00.00%

Sold out (0)

Institutions that held Organon & Co. at the end of Q2 2026 and filed for Q3 2026 without it.

None.

Not filed for Q3 2026 yet (633)

Institutions that held Organon & Co. at the end of Q2 2026 and haven't filed a 13F for Q3 2026. Not filing isn't selling, so they aren't counted as sold out.

Showing the largest 100 of 633 by value.

Institutions holding OGN in Q2 2026 that haven't filed for Q3 2026
InstitutionShares, Q2 2026Value, Q2 2026
BlackRock, Inc.32,056,866$434.0M
Pentwater Capital Management LP18,100,000$245.1M
Vanguard Portfolio Management LLC15,132,118$204.9M
Vanguard Capital Management LLC11,909,865$161.3M
State Street Corp9,659,371$130.8M
Goldman Sachs Group Inc5,199,002$70.4M
UBS Group AG4,856,529$65.8M
Geode Capital Management, LLC4,815,610$65.2M
Man Group plc4,180,500$56.6M
CNH Partners LLC3,880,354$52.4M
Private Management Group Inc3,742,161$50.7M
LSV Asset Management3,737,036$50.6M
Charles Schwab Investment Management Inc3,457,262$46.8M
Millennium Management LLC3,442,430$46.6M
Dimensional Fund Advisors LP3,266,826$44.2M
First Trust Advisors LP3,099,481$42.0M
Capula Management Ltd3,049,207$41.3M
Highland Capital Management Fund Advisors, L.P.3,009,630$40.8M
Magnetar Financial LLC2,810,019$38.0M
Glazer Capital, LLC2,745,000$37.2M
Kahn Brothers Group Inc2,670,523$36.2M
Bank of New York Mellon Corp2,282,161$30.9M
Morgan Stanley2,202,199$29.8M
Balyasny Asset Management LLC2,196,642$29.7M
Kryger Capital LLC2,152,693$29.1M
Alliancebernstein L.P.4,754,671$28.5M
Allianz Asset Management GmbH2,093,459$28.3M
Northern Trust Corp2,080,508$28.2M
Vanguard Fiduciary Trust Co1,660,492$22.5M
Invesco Ltd.1,643,187$22.2M
Westchester Capital Management, LLC1,426,578$19.3M
TIG Advisors, LLC1,400,283$19.0M
Water Island Capital LLC1,374,899$18.6M
Alpine Associates Management Inc.1,345,233$18.2M
Principal Financial Group Inc1,266,614$17.1M
AQR Capital Management LLC1,245,588$16.8M
FMR LLC1,187,549$16.1M
HSBC Holdings PLC1,078,134$14.6M
Gotham Asset Management, LLC1,032,313$14.0M
Cerity Partners LLC1,009,842$13.7M
Gabelli Funds LLC954,910$12.9M
Polar Asset Management Partners Inc.949,806$12.9M
Public Sector Pension Investment Board902,195$12.2M
Healthcare of Ontario Pension Plan Trust Fund837,305$11.3M
Marshall Wace, LLP828,133$11.2M
Groupe la Francaise775,382$10.5M
Hotchkis & Wiley Capital Management LLC743,270$10.1M
UBS Asset Management Americas Inc742,009$10.0M
Brandes Investment Partners, LP729,502$9.88M
D. E. Shaw & Co., Inc.718,753$9.73M
Tokio Marine Asset Management Co Ltd704,100$9.53M
Sagefield Capital LP701,857$9.50M
Legal & General Group Plc669,375$9.06M
P Schoenfeld Asset Management LP667,400$9.04M
Absolute Gestao de Investimentos Ltda.665,230$9.01M
Ameriprise Financial Inc663,233$8.98M
Bank of America Corp649,755$8.80M
Credit Industriel Et Commercial584,944$7.92M
Picton Mahoney Asset Management575,000$7.79M
American Century Companies Inc567,310$7.68M
Wells Fargo & Company554,832$7.51M
Centiva Capital, LP554,800$7.51M
Gabelli & Co Investment Advisers, Inc.548,700$7.43M
State of Wisconsin Investment Board538,388$7.29M
Swiss National Bank526,475$7.13M
Winton Group Ltd509,862$6.90M
First Manhattan Co504,647$6.83M
New York Life Investment Management LLC503,117$6.81M
Verition Fund Management LLC497,996$6.74M
Rhumbline Advisers496,563$6.72M
Nuveen, LLC486,400$6.59M
Alberta Investment Management Corp450,000$6.09M
Carmignac Gestion448,606$6.07M
Maven Securities LTD434,200$5.88M
Quantinno Capital Management LP421,790$5.71M
Franklin Resources Inc408,184$5.53M
Vestcor Inc406,752$5.51M
LMR Partners LLP396,842$5.37M
Citigroup Inc392,268$5.31M
Vivaldi Asset Management, LLC390,939$5.29M
BNP Paribas Arbitrage, SA390,745$5.29M
Squarepoint Ops LLC390,232$5.28M
Norges Bank374,251$5.07M
Readystate Asset Management LP351,863$4.76M
Citadel Advisors LLC344,359$4.66M
JPMorgan Chase & Co318,314$4.48M
Universal- Beteiligungs- und Servicegesellschaft mbH315,858$4.28M
California State Teachers Retirement System300,215$4.06M
Toroso Investments, LLC285,099$3.86M
CM Management, LLC275,000$3.72M
Sector Gamma AS270,781$3.67M
Vanguard Asset Management, Ltd248,207$3.36M
Two Sigma Investments, LP241,392$3.27M
Price T Rowe Associates Inc239,671$3.25M
Prudential Financial Inc239,262$3.24M
New York State Teachers Retirement System233,278$3.16M
PDT Partners, LLC230,275$3.12M
180 Wealth Advisors, LLC226,383$3.07M
Susquehanna International Group, LLP221,647$3.00M
State Board of Administration of Florida Retirement System218,888$2.96M