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Arthur J. Gallagher & Co
AJG

Overview Fund Activity

1,340 hedge funds and large institutions have $77.2B invested in Arthur J. Gallagher & Co in 2025 Q1 according to their latest regulatory filings, with 175 funds opening new positions, 541 increasing their positions, 443 reducing their positions, and 120 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,340
Holders Change
+29
Holders Change %
+2.21%
% of All Funds
18.2%
Holding in Top 10
49
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-3.92%
% of All Funds
0.67%
New
175
Increased
541
Reduced
443
Closed
120
Calls
$167M
Puts
$64.3M
Net Calls
+$102M
Net Calls Change
+$14M

Top Buyers

1
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
+$1.66B
2
Capital World Investors
Capital World Investors
California
+$1.17B
3
Fidelity Investments
Fidelity Investments
Massachusetts
+$611M
4
Capital Research Global Investors
Capital Research Global Investors
California
+$413M
5
Vanguard Group
Vanguard Group
Pennsylvania
+$255M

Top Sellers

1
Capital International Investors
Capital International Investors
California
-$981M
2
Citadel Advisors
Citadel Advisors
Florida
-$819M
3
Jane Street
Jane Street
New York
-$621M
4
Winslow Capital Management
Winslow Capital Management
Minnesota
-$591M
5
D.E. Shaw & Co
D.E. Shaw & Co
New York
-$499M
Name Holding Trade Value Shares
Change 		Shares
Change %
IAG
1001
Investmark Advisory Group
Connecticut
$321K +$345 +1 +0.1%
LAM
1002
Longboard Asset Management
Arizona
$319K – – –
SO
1003
Sierra Ocean
California
$318K +$10K +29 +3%
NB
1004
Northwest Bancshares
Pennsylvania
$317K – – –
HI
1005
Harbour Investments
Wisconsin
$317K -$6.21K -18 -2%
Koshinski Asset Management
1006
Koshinski Asset Management
Illinois
$316K +$316K +916 New
WAL
1007
W Advisors LLC
Tennessee
$315K -$216K -625 -41%
KFS
1008
Kaizen Financial Strategies
California
$314K +$1.38K +4 +0.4%
LC
1009
Lindbrook Capital
California
$314K +$19.3K +56 +7%
MS
1010
Maven Securities
Jersey
$311K -$5M -14,491 -94%
FSA
1011
Fort Sheridan Advisors
Illinois
$311K – – –
GWANC
1012
Guardian Wealth Advisors (North Carolina)
North Carolina
$310K +$3.11K +9 +1%
GKFF
1013
George Kaiser Family Foundation
Oklahoma
$310K +$310K +899 New
BJL
1014
Brighton Jones LLC
Washington
$310K -$15.9K -46 -5%
OAS
1015
Optivise Advisory Services
Tennessee
$304K -$57.6K -167 -16%
CAM
1016
Creekmur Asset Management
Illinois
$302K +$271K +785 +872%
C
1017
Certuity
Florida
$301K +$2.42K +7 +0.8%
CFC
1018
Coyle Financial Counsel
Illinois
$297K +$297K +860 New
BA
1019
Bridgewater Advisors
New York
$293K +$293K +924 New
B
1020
Bellecapital
Switzerland
$293K – – –
BW
1021
BXM Wealth
Colorado
$289K -$87K -254 -23%
PPW
1022
Parcion Private Wealth
Washington
$287K – – –
AFW
1023
Avantra Family Wealth
Pennsylvania
$287K +$287K +830 New
ESB
1024
Essex Savings Bank
Connecticut
$286K +$345 +1 +0.1%
JSSH
1025
J. Safra Sarasin Holding
$285K +$285K +826 New
39 40
41
42 43