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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 %
SAM
301
Smithbridge Asset Management
Pennsylvania
$11.3M +$11.3M +32,678 New
Citadel Advisors
302
Citadel Advisors
Florida
$11.2M -$819M -2,372,904 -99%
NSIM
303
North Star Investment Management
Illinois
$11.2M -$34.5K -100 -0.3%
Baird Financial Group
304
Baird Financial Group
Wisconsin
$11.1M +$352K +1,021 +3%
NWM
305
Nicola Wealth Management
British Columbia, Canada
$11M -$1.93M -5,600 -15%
Janney Montgomery Scott
306
Janney Montgomery Scott
Pennsylvania
$11M +$596K +1,727 +6%
SIC
307
Sigma Investment Counselors
Michigan
$11M -$297K -861 -3%
Wealthfront Advisers
308
Wealthfront Advisers
California
$10.9M +$566K +1,639 +5%
BCM
309
Brookstone Capital Management
Illinois
$10.8M +$267K +772 +3%
MCWS
310
McKinley Carter Wealth Services
West Virginia
$10.7M -$95.6K -277 -0.9%
RG
311
Rathbones Group
United Kingdom
$10.7M – – –
First Manhattan
312
First Manhattan
New York
$10.7M -$283K -820 -3%
M&T Bank
313
M&T Bank
New York
$10.5M +$179K +519 +2%
BG
314
Bahl & Gaynor
Ohio
$10.5M -$104K -300 -1%
CWM
315
CIBC World Markets
New York
$10.5M -$3.08M -8,935 -23%
DWA
316
Dorsey Wright & Associates
California
$10.5M +$4.29M +12,413 +69%
PAG
317
Private Advisor Group
New Jersey
$10.3M -$1.04K -3 -0%
SMDAM
318
Sumitomo Mitsui DS Asset Management
Japan
$10.3M +$655K +1,896 +7%
MOACM
319
Mutual of America Capital Management
New York
$10.2M -$120K -347 -1%
FCBT
320
First Citizens Bank & Trust
North Carolina
$10.2M +$527K +1,527 +5%
SAM
321
Strategy Asset Managers
California
$10.1M -$359K -1,039 -3%
AssetMark Inc
322
AssetMark Inc
California
$10M +$4.67M +13,528 +87%
GAM
323
Gotham Asset Management
New York
$10M -$475K -1,377 -5%
MGWM
324
Marks Group Wealth Management
Minnesota
$10M -$381K -1,103 -4%
IGAM
325
iA Global Asset Management
Quebec, Canada
$9.94M +$9.94M +28,780 New
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