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Organon & Co

600 hedge funds and large institutions have $1.2B invested in Organon & Co in 2026 Q1 according to their latest regulatory filings, with 83 funds opening new positions, 132 increasing their positions, 199 reducing their positions, and 95 closing their positions.

New
Increased
Maintained
Reduced
Closed

more ownership

Funds ownership:

less funds holding

Funds holding:

less first-time investments, than exits

New positions opened: | Existing positions closed:

less call options, than puts

Call options by funds: $ | Put options by funds: $

16% less capital invested

Capital invested by funds: $1.42B → $1.2B (-$223M)

34% less repeat investments, than reductions

Existing positions increased: 132 | Existing positions reduced: 199

50% less funds holding in top 10

Funds holding in top 10: 21 (-1)

Holders
600
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
1
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$19.2M
Puts
$22.4M
Net Calls
Net Calls Change

Top Buyers

1 +$47.6M
2 +$30.1M
3 +$19.4M
4
Fidelity Investments
Fidelity Investments
Massachusetts
+$19M
5
KBG
Kahn Brothers Group
New York
+$14.4M

Top Sellers

1 -$39.1M
2 -$38.5M
3 -$19.2M
4
Jane Street
Jane Street
New York
-$15.1M
5
GAM
Gotham Asset Management
New York
-$10.5M
Name Holding Trade Value Shares
Change
Change in
Stake
TC
101
TwinBeech Capital
New York
$939K
LPL Financial
102
LPL Financial
California
$917K
State of Wisconsin Investment Board
103
State of Wisconsin Investment Board
Wisconsin
$908K
IMRF
104
Illinois Municipal Retirement Fund
Illinois
$905K
BNP Paribas Financial Markets
105
BNP Paribas Financial Markets
France
$871K
NAMI
106
Nomura Asset Management International
Pennsylvania
$819K
CCIA
107
Campbell & Co Investment Adviser
Maryland
$769K
New York State Common Retirement Fund
108
New York State Common Retirement Fund
New York
$730K
KA
109
KLCM Advisors
Wisconsin
$701K
Janus Henderson Group
110
Janus Henderson Group
United Kingdom
$692K
Russell Investments Group
111
Russell Investments Group
United Kingdom
$692K
LSERS
112
Louisiana State Employees Retirement System
Louisiana
$691K
Treasurer of the State of North Carolina
113
Treasurer of the State of North Carolina
North Carolina
$666K
Osaic Holdings
114
Osaic Holdings
Arizona
$662K
PFSRSONJ
115
Police & Firemen's Retirement System of New Jersey
New Jersey
$659K
State of Tennessee, Department of Treasury
116
State of Tennessee, Department of Treasury
Tennessee
$643K
ACP
117
Aviance Capital Partners
Florida
$633K
PJWM
118
Philip James Wealth Mangement
Georgia
$604K
RA
119
Royce & Associates
New York
$561K
Handelsbanken Fonder
120
Handelsbanken Fonder
Sweden
$546K
Zurich Cantonal Bank
121
Zurich Cantonal Bank
Switzerland
$540K
State of New Jersey Common Pension Fund D
122
State of New Jersey Common Pension Fund D
New Jersey
$532K
VC
123
VarCov Co
Connecticut
$523K
GC
124
Guggenheim Capital
Illinois
$520K
IWC
125
Integrated Wealth Concepts
Massachusetts
$513K