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Arthur J. Gallagher & Co

1,332 hedge funds and large institutions have $69.6B invested in Arthur J. Gallagher & Co in 2025 Q3 according to their latest regulatory filings, with 112 funds opening new positions, 507 increasing their positions, 487 reducing their positions, and 136 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

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

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

less capital invested

Capital invested by funds: $ → $

less ownership

Funds ownership:

3% less funds holding

Funds holding: 1,3721,332 (-40)

18% less first-time investments, than exits

New positions opened: 112 | Existing positions closed: 136

30% less funds holding in top 10

Funds holding in top 10: 3726 (-11)

Holders
1,332
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
26
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$242M
Puts
$113M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
EFMH
1326
E Fund Management (HK)
Hong Kong
$619
DCM
1327
Davis Capital Management
Florida
$619
DF
1328
DecisionPoint Financial
Arizona
$612
HFS
1329
Hughes Financial Services
Virginia
$502
SHIM
1330
Stone House Investment Management
Pennsylvania
$310
HC
1331
Hurley Capital
New York
$310
YDMI
1332
Y.D. More Investments
Israel
$191
Loomis, Sayles & Company
1333
Loomis, Sayles & Company
Massachusetts
$53
Norges Bank
1334
Norges Bank
Norway
Winslow Capital Management
1335
Winslow Capital Management
Minnesota
Viking Global Investors
1336
Viking Global Investors
Connecticut
WP
1337
Woodline Partners
California
AI
1338
Axiom Investors
Connecticut
LIP
1339
Lighthouse Investment Partners
Florida
HF
1340
HRT Financial
New York
FIG
1341
Fortress Investment Group
New York
TC
1342
TwinBeech Capital
New York
WAM
1343
Weiss Asset Management
Massachusetts
KCM
1344
Kingdon Capital Management
New York
RPI
1345
Railway Pension Investments
United Kingdom
Hudson Bay Capital Management
1346
Hudson Bay Capital Management
Connecticut
CI
1347
Cooper Investors
Australia
PCH
1348
Polar Capital Holdings
United Kingdom
DWA
1349
Dorsey Wright & Associates
California
CLGM
1350
Capitolis Liquid Global Markets
New York