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Arthur J. Gallagher & Co

1,359 hedge funds and large institutions have $72.6B invested in Arthur J. Gallagher & Co in 2025 Q2 according to their latest regulatory filings, with 134 funds opening new positions, 555 increasing their positions, 474 reducing their positions, and 101 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more call options, than puts

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

more ownership

Funds ownership:

1% more funds holding

Funds holding: 1,3411,359 (+18)

6% less capital invested

Capital invested by funds: $77.2B → $72.6B (-$4.6B)

24% less funds holding in top 10

Funds holding in top 10: 4937 (-12)

Holders
1,359
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
37
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$164M
Puts
$148M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
LOAMU
501
Lombard Odier Asset Management (USA)
New York
$3.06M
SF
502
Synovus Financial
Georgia
$3.06M
SC
503
Savant Capital
Illinois
$3.03M
AWM
504
Apollon Wealth Management
South Carolina
$3M
LIM
505
Leavell Investment Management
Alabama
$2.99M
Jane Street
506
Jane Street
New York
$2.99M
ONST
507
Old North State Trust
North Carolina
$2.98M
UB
508
UMB Bank
Missouri
$2.98M
KIA
509
Knollwood Investment Advisory
Maryland
$2.95M
HWM
510
HB Wealth Management
Georgia
$2.94M
QCM
511
Qsemble Capital Management
New York
$2.94M
QCM
512
QRG Capital Management
Illinois
$2.94M
LFM
513
LGT Fund Management
Liechtenstein
$2.93M
GIM
514
Glenmede Investment Management
Pennsylvania
$2.92M
Lido Advisors
515
Lido Advisors
California
$2.87M
ETC
516
Exchange Traded Concepts
Oklahoma
$2.86M
JF
517
Jump Financial
Illinois
$2.83M
HFO
518
Heritage Family Offices
Arizona
$2.73M
IMRF
519
Illinois Municipal Retirement Fund
Illinois
$2.69M
HA
520
Harbor Advisors
Florida
$2.68M
TMAM
521
Tokio Marine Asset Management
Japan
$2.67M
NMIMC
522
Northwestern Mutual Investment Management Company
Wisconsin
$2.62M
NFG
523
Nations Financial Group
Iowa
$2.56M
Wolverine Trading
524
Wolverine Trading
Illinois
$2.54M
FFA
525
Farther Finance Advisors
California
$2.52M