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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
CAM
1351
Chesapeake Asset Management
New York
$1.03K +$316 +1 +50%
HIA
1352
HFM Investment Advisors
New Jersey
$691 +$632 +2 New
CFD
1353
Creative Financial Designs
Indiana
$690 +$632 +2 New
KWM
1354
Kiker Wealth Management
Georgia
$690 +$632 +2 New
PCTC
1355
Perkins Coie Trust Company
Washington
$690 +$632 +2 New
SFGP
1356
Stonebridge Financial Group (Pennsylvania)
Pennsylvania
$690 +$632 +2 New
BFS
1357
Bare Financial Services
Pennsylvania
$345 +$316 +1 New
YDMI
1358
Y.D. More Investments
Israel
$292 +$13.6K +43 +16%
D.E. Shaw & Co
1359
D.E. Shaw & Co
New York
-$499M -1,758,166 Closed
GCM
1360
Ghisallo Capital Management
Massachusetts
-$270M -950,000 Closed
ZP
1361
Zimmer Partners
New York
-$213M -750,000 Closed
BAM
1362
Burgundy Asset Management
Ontario, Canada
-$171M -601,954 Closed
BCPEMI
1363
Bain Capital Public Equity Management II
Massachusetts
-$168M -592,420 Closed
Alyeska Investment Group
1364
Alyeska Investment Group
Illinois
-$120M -422,472 Closed
SC
1365
Samlyn Capital
New York
-$113M -399,477 Closed
JCM
1366
Junto Capital Management
New York
-$98M -345,300 Closed
CIP
1367
Champlain Investment Partners
Vermont
-$97.4M -343,280 Closed
SFM
1368
Soros Fund Management
New York
-$85.2M -300,000 Closed
MCM
1369
Moore Capital Management
New York
-$60.8M -214,144 Closed
SC
1370
Shellback Capital
Massachusetts
-$47.3M -166,634 Closed
Tudor Investment Corp
1371
Tudor Investment Corp
Connecticut
-$43.8M -138,626 Closed
MGP
1372
M&G plc
United Kingdom
-$32.4M -113,925 Closed
RC
1373
RDST Capital
Washington
-$28.4M -99,885 Closed
PFMOSF
1374
Philadelphia Financial Management of San Francisco
California
-$27.3M -96,216 Closed
PAM
1375
Pamalican Asset Management
Hong Kong
-$22.7M -80,000 Closed

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.