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Arthur J. Gallagher & Co

1,240 hedge funds and large institutions have $49.7B invested in Arthur J. Gallagher & Co in 2026 Q1 according to their latest regulatory filings, with 153 funds opening new positions, 429 increasing their positions, 472 reducing their positions, and 183 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

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

less repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

less ownership

Funds ownership:

less funds holding

Funds holding:

16% less first-time investments, than exits

New positions opened: 153 | Existing positions closed: 183

18% less capital invested

Capital invested by funds: $60.6B → $49.7B (-$10.9B)

33% less funds holding in top 10

Funds holding in top 10: 1812 (-6)

Holders
1,240
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
12
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$174M
Puts
$71.8M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
PAMP
376
Polar Asset Management Partners
Ontario, Canada
$4.12M
Schroder Investment Management Group
377
Schroder Investment Management Group
United Kingdom
$4.11M
EMPI
378
Elo Mutual Pension Insurance
Finland
$4.11M
SHGA
379
Sand Hill Global Advisors
California
$4.05M
First Manhattan
380
First Manhattan
New York
$4M
FAB
381
First American Bank
Illinois
$4M
AG
382
AIA Group
Hong Kong
$3.94M
QIM
383
Quantitative Investment Management
Virginia
$3.89M
PA
384
PFG Advisors
Arizona
$3.88M
CTC
385
Central Trust Company
Missouri
$3.73M
SCM
386
Sitrin Capital Management
California
$3.71M
CGIM
387
Capital Group Investment Management
Singapore
$3.71M
CTI
388
Community Trust & Investment
Kentucky
$3.69M
AI
389
Atria Investments
North Carolina
$3.69M
OIMU
390
Osmosis Investment Management UK
United Kingdom
$3.65M
ECSS
391
Eurizon Capital SGR SpA
$3.63M
BL
392
BFSG LLC
California
$3.62M
PAS
393
Park Avenue Securities
New York
$3.61M
SA
394
Sanctuary Advisors
Indiana
$3.61M
BCM
395
Brookmont Capital Management
Texas
$3.58M
BOC
396
Barbara Oil Co
Illinois
$3.57M
OCM
397
Obion Capital Management
Florida
$3.54M
Thrivent Financial for Lutherans
398
Thrivent Financial for Lutherans
Minnesota
$3.54M
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
399
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$3.5M
SSCM
400
Sovereign's Capital Management
Georgia
$3.47M