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Arthur J. Gallagher & Co

1,358 hedge funds and large institutions have $79B invested in Arthur J. Gallagher & Co in 2025 Q1 according to their latest regulatory filings, with 177 funds opening new positions, 551 increasing their positions, 447 reducing their positions, and 121 closing their positions.

New
Increased
Maintained
Reduced
Closed

159% more call options, than puts

Call options by funds: $167M | Put options by funds: $64.3M

46% more first-time investments, than exits

New positions opened: 177 | Existing positions closed: 121

23% more repeat investments, than reductions

Existing positions increased: 551 | Existing positions reduced: 447

20% more capital invested

Capital invested by funds: $65.9B → $79B (+$13B)

3% more funds holding

Funds holding: 1,3241,358 (+34)

3.49% less ownership

Funds ownership: 93.04%89.55% (-3.5%)

4% less funds holding in top 10

Funds holding in top 10: 5149 (-2)

Holders
1,358
Holders Change
+34
Holders Change %
+2.57%
% of All Funds
18.21%
Holding in Top 10
49
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-3.92%
% of All Funds
0.66%
New
177
Increased
551
Reduced
447
Closed
121
Calls
$167M
Puts
$64.3M
Net Calls
+$102M
Net Calls Change
+$14M
Name Holding Trade Value Shares
Change
Change in
Stake
New York State Teachers Retirement System (NYSTRS)
126
New York State Teachers Retirement System (NYSTRS)
New York
$61.9M +$880K +2,785 +2%
MML Investors Services
127
MML Investors Services
Massachusetts
$61.3M -$3.06M -9,690 -5%
ZIG
128
Zurich Insurance Group
Switzerland
$58M +$53.1M +168,118 New
Neuberger Berman Group
129
Neuberger Berman Group
New York
$56.8M +$48.6M +153,722 +1,440%
SAM
130
Storebrand Asset Management
Norway
$55.3M +$1.66M +5,246 +3%
T. Rowe Price Investment Management
131
T. Rowe Price Investment Management
Maryland
$54.1M +$11M +34,951 +29%
BCIM
132
British Columbia Investment Management
British Columbia, Canada
$53.9M -$4.26M -13,492 -8%
Royal London Asset Management
133
Royal London Asset Management
United Kingdom
$53.2M +$4.59M +14,544 +10%
CCMG
134
Clark Capital Management Group
Pennsylvania
$52.9M -$672K -2,128 -1%
KBC Group
135
KBC Group
Belgium
$52.8M -$1.99M -6,315 -4%
CBUSF
136
Construction & Building Unions Superannuation Fund
Australia
$52.6M -$9.26M -29,319 -16%
Blackstone Inc
137
Blackstone Inc
New York
$51.8M
Korea Investment Corp
138
Korea Investment Corp
South Korea
$49.7M +$5.38M +17,037 +13%
State of Wisconsin Investment Board
139
State of Wisconsin Investment Board
Wisconsin
$49.1M +$825K +2,611 +2%
BPA
140
Beacon Pointe Advisors
California
$48.5M +$40.1K +127 +0.1%
Prudential Financial
141
Prudential Financial
New Jersey
$47.4M +$1.2M +3,789 +3%
AQR Capital Management
142
AQR Capital Management
Connecticut
$47M +$3.53M +11,165 +9%
CII
143
Capital International Inc
California
$46.8M +$7.98M +25,257 +23%
Aberdeen Group
144
Aberdeen Group
United Kingdom
$46.2M +$23M +72,804 +118%
Chevy Chase Trust
145
Chevy Chase Trust
Maryland
$46.1M +$733K +2,319 +2%
Toronto Dominion Bank
146
Toronto Dominion Bank
Ontario, Canada
$45.4M +$13.2M +41,839 +47%
Mackenzie Financial
147
Mackenzie Financial
Ontario, Canada
$45.1M +$1.57M +4,982 +4%
FWIA
148
Fort Washington Investment Advisors
Ohio
$44.8M +$1.7M +5,386 +4%
Schroder Investment Management Group
149
Schroder Investment Management Group
United Kingdom
$44.6M -$9.34M -29,560 -18%
CFB
150
Cullen/Frost Bankers
Texas
$44.6M +$3.46M +10,942 +9%

AJG Hedge Fund Activity: Q1 2025 in Review

1,358 of the 7,458 institutional investors tracked by Wall St. Rank reported a position in Arthur J. Gallagher & Co (AJG) for Q1 2025, worth a combined $79B — up 20% from $65.9B a quarter earlier.

Buyers outnumbered sellers: 177 funds opened new AJG positions and 121 closed out — a net gain of 56 holders — while 551 added to existing stakes and 447 trimmed.

The largest buyer was JP Morgan Chase, adding an estimated $1.52B. The largest seller was Capital International Investors, cutting an estimated $898M.

  • 1,358 institutional investors held Arthur J. Gallagher & Co (AJG) as of Q1 2025, up from 1,324 in Q4 2024.
  • Funds reported $79B of Arthur J. Gallagher & Co stock for Q1 2025, up 20% quarter-over-quarter.
  • 177 funds opened new Arthur J. Gallagher & Co positions in Q1 2025 and 121 closed out, a net change of +56 holders.
  • The largest Arthur J. Gallagher & Co buyer in Q1 2025 was JP Morgan Chase, an estimated $1.52B added.
  • The largest Arthur J. Gallagher & Co seller in Q1 2025 was Capital International Investors, an estimated $898M sold.

Based on aggregated 13F filings for Q1 2025.