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Arthur J. Gallagher & Co

1,227 hedge funds and large institutions have $49.6B invested in Arthur J. Gallagher & Co in 2026 Q1 according to their latest regulatory filings, with 151 funds opening new positions, 423 increasing their positions, 468 reducing their positions, and 180 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: 151 | Existing positions closed: 180

18% less capital invested

Capital invested by funds: $60.6B → $49.6B (-$10.9B)

33% less funds holding in top 10

Funds holding in top 10: 1812 (-6)

Holders
1,227
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
MSU
401
Mizuho Securities USA
New York
$3.36M
CA
402
Clearstead Advisors
Ohio
$3.36M
RBC
403
Romano Brothers & Co
Illinois
$3.28M
PMG
404
Private Management Group
California
$3.27M
BA
405
Ballew Advisors
Mississippi
$3.26M
HIMCH
406
Hartford Investment Management Co (HIMCO)
Connecticut
$3.17M
JIR
407
James Investment Research
Ohio
$3.15M
Lido Advisors
408
Lido Advisors
California
$3.11M
CCM
409
Coldstream Capital Management
Washington
$3.05M
NB
410
Norinchukin Bank
Japan
$3.02M
WANY
411
Wealthspire Advisors (New York)
New York
$2.99M
OA
412
Oxbow Advisors
Texas
$2.99M
DZ Bank
413
DZ Bank
Germany
$2.96M
NVIM
414
New Vernon Investment Management
Illinois
$2.93M
HWAM
415
Hennion & Walsh Asset Management
New Jersey
$2.92M
LWMM
416
Legacy Wealth Management (Mississippi)
Mississippi
$2.92M
Blackstone Inc
417
Blackstone Inc
New York
$2.9M
LSERS
418
Louisiana State Employees Retirement System
Louisiana
$2.84M
CL
419
Choreo LLC
Illinois
$2.83M
AMCA
420
Arthur M. Cohen & Associates
Illinois
$2.8M
NCM
421
Nelson Capital Management
California
$2.8M
MSRPS
422
Maryland State Retirement & Pension System
Maryland
$2.74M
BMSSC
423
B. Metzler seel. Sohn & Co
Germany
$2.71M
ECP
424
Elwood Capital Partners
New York
$2.71M
AAIS
425
ABN AMRO Investment Solutions
$2.71M