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Arthur J. Gallagher & Co

1,283 hedge funds and large institutions have $54.6B invested in Arthur J. Gallagher & Co in 2026 Q2 according to their latest regulatory filings, with 162 funds opening new positions, 460 increasing their positions, 478 reducing their positions, and 107 closing their positions.

New
Increased
Maintained
Reduced
Closed

108% more funds holding in top 10

Funds holding in top 10: 1225 (+13)

101% more call options, than puts

Call options by funds: $171M | Put options by funds: $85.1M

51% more first-time investments, than exits

New positions opened: 162 | Existing positions closed: 107

10% more capital invested

Capital invested by funds: $49.7B → $54.6B (+$4.94B)

3.36% more ownership

Funds ownership: 89.31%92.67% (+3.4%)

3% more funds holding

Funds holding: 1,2461,283 (+37)

4% less repeat investments, than reductions

Existing positions increased: 460 | Existing positions reduced: 478

Holders
1,283
Holders Change
+37
Holders Change %
+2.97%
% of All Funds
15.5%
Holding in Top 10
25
Holding in Top 10 Change
+13
Holding in Top 10 Change %
+108.33%
% of All Funds
0.3%
New
162
Increased
460
Reduced
478
Closed
107
Calls
$171M
Puts
$85.1M
Net Calls
+$86.3M
Net Calls Change
-$15.5M
Name Holding Trade Value Shares
Change
Change in
Stake
CBUSF
151
Construction & Building Unions Superannuation Fund
Australia
$28.8M
Chevy Chase Trust
152
Chevy Chase Trust
Maryland
$28.7M -$571K -2,687 -2%
Prudential Financial
153
Prudential Financial
New Jersey
$27.9M -$326K -1,535 -1%
SG Americas Securities
154
SG Americas Securities
New York
$27.6M +$18.5M +86,921 +260%
Asset Management One
155
Asset Management One
Japan
$27.5M -$1.63M -7,696 -6%
SSA
156
Schonfeld Strategic Advisors
New York
$27.3M +$24.4M +114,958 +2,957%
Korea Investment Corp
157
Korea Investment Corp
South Korea
$26.7M -$18.4M -86,797 -43%
Zurich Cantonal Bank
158
Zurich Cantonal Bank
Switzerland
$26.7M +$2.46M +11,603 +11%
Mitsubishi UFJ Trust & Banking
159
Mitsubishi UFJ Trust & Banking
Japan
$26.6M -$471K -2,217 -2%
DP
160
Dearborn Partners
Illinois
$26.6M -$2.14M -10,058 -8%
TNB
161
Thomasville National Bank
Georgia
$26.2M +$24.3M +114,282 New
CFB
162
Cullen/Frost Bankers
Texas
$26.2M +$803K +3,783 +3%
State of Tennessee, Department of Treasury
163
State of Tennessee, Department of Treasury
Tennessee
$25.7M +$3.24M +15,282 +16%
Citadel Advisors
164
Citadel Advisors
Florida
$25.4M -$138M -651,894 -85%
Pictet Asset Management
165
Pictet Asset Management
Switzerland
$25M -$337K -1,585 -1%
Massachusetts Financial Services
166
Massachusetts Financial Services
Massachusetts
$25M -$1.2M -5,658 -5%
Treasurer of the State of North Carolina
167
Treasurer of the State of North Carolina
North Carolina
$24.9M +$6.37K +30 +0%
PAS
168
Professional Advisory Services
Florida
$24.9M +$2.41M +11,371 +12%
National Bank of Canada
169
National Bank of Canada
Quebec, Canada
$24.4M +$13.7M +64,581 +155%
Alyeska Investment Group
170
Alyeska Investment Group
Illinois
$24.2M -$13.6M -64,185 -38%
LIP
171
Lighthouse Investment Partners
Florida
$24M +$1.12M +5,253 +5%
Corient Private Wealth
172
Corient Private Wealth
Florida
$23.9M +$1.75M +8,247 +9%
CC
173
Cornerstone Capital
California
$23.7M -$7.01K -33 -0%
DekaBank Deutsche Girozentrale
174
DekaBank Deutsche Girozentrale
Germany
$23.6M
TAF
175
Tredje AP-fonden
Sweden
$23.5M +$5.62M +26,460 +35%

AJG Hedge Fund Activity: Q2 2026 in Review

1,283 of the 8,279 institutional investors tracked by Wall St. Rank reported a position in Arthur J. Gallagher & Co (AJG) for Q2 2026, worth a combined $54.6B — up 9.9% from $49.7B a quarter earlier.

Buyers outnumbered sellers: 162 funds opened new AJG positions and 107 closed out — a net gain of 55 holders — while 460 added to existing stakes and 478 trimmed.

The largest buyer was Fidelity Investments, adding an estimated $855M. The largest seller was JP Morgan Chase, cutting an estimated $1.11B.

  • 1,283 institutional investors held Arthur J. Gallagher & Co (AJG) as of Q2 2026, up from 1,246 in Q1 2026.
  • Funds reported $54.6B of Arthur J. Gallagher & Co stock for Q2 2026, up 9.9% quarter-over-quarter.
  • 162 funds opened new Arthur J. Gallagher & Co positions in Q2 2026 and 107 closed out, a net change of +55 holders.
  • The largest Arthur J. Gallagher & Co buyer in Q2 2026 was Fidelity Investments, an estimated $855M added.
  • The largest Arthur J. Gallagher & Co seller in Q2 2026 was JP Morgan Chase, an estimated $1.11B sold.

Based on aggregated 13F filings for Q2 2026.