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Arthur J. Gallagher & Co

1,322 hedge funds and large institutions have $69.6B invested in Arthur J. Gallagher & Co in 2025 Q3 according to their latest regulatory filings, with 112 funds opening new positions, 503 increasing their positions, 484 reducing their positions, and 136 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

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

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

less capital invested

Capital invested by funds: $ → $

less ownership

Funds ownership:

3% less funds holding

Funds holding: 1,3681,322 (-46)

18% less first-time investments, than exits

New positions opened: 112 | Existing positions closed: 136

30% less funds holding in top 10

Funds holding in top 10: 3726 (-11)

Holders
1,322
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
26
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$242M
Puts
$113M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
Skandinaviska Enskilda Banken (SEB)
251
Skandinaviska Enskilda Banken (SEB)
Sweden
$15.5M
GIM
252
Generate Investment Management
New Zealand
$15.5M
AB
253
Amalgamated Bank
New York
$15.4M
DnB Asset Management
254
DnB Asset Management
Norway
$15.3M
FMI
255
Factory Mutual Insurance
Massachusetts
$15.3M
SOADOR
256
State of Alaska Department of Revenue
Alaska
$15.3M
AP
257
Appleton Partners
Massachusetts
$15.1M
SSA
258
South Street Advisors
New York
$15.1M
PMAM
259
Picton Mahoney Asset Management
Ontario, Canada
$15M
SA
260
Sanctuary Advisors
Indiana
$14.9M
TF
261
Tompkins Financial
New York
$14.9M
FNBT
262
FineMark National Bank & Trust
Florida
$14.8M
TAM
263
Trillium Asset Management
Massachusetts
$14.8M
Pathstone Holdings
264
Pathstone Holdings
New Jersey
$14.5M
II
265
IFM Investors
Australia
$14.5M
GAM
266
Gotham Asset Management
New York
$14.5M
CGPCS
267
Capital Group Private Client Services
California
$14.3M
BB
268
Busey Bank
Illinois
$14.1M
GKIM
269
GW&K Investment Management
Massachusetts
$14M
PP
270
Prospector Partners
Connecticut
$13.9M
TRSOTSOK
271
Teachers Retirement System of the State of Kentucky
Kentucky
$13.9M
PC
272
Pelham Capital
United Kingdom
$13.8M
First Trust Advisors
273
First Trust Advisors
Illinois
$13.8M
TAMH
274
Taikang Asset Management (HK)
Hong Kong
$13.7M
Focus Partners Wealth
275
Focus Partners Wealth
Massachusetts
$13.6M