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Arthur J. Gallagher & Co

1,227 hedge funds and large institutions have $49.6B invested in Arthur J. Gallagher & Co in 2026 Q1 according to their latest regulatory filings, with 151 funds opening new positions, 423 increasing their positions, 468 reducing their positions, and 180 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

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

less repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

less ownership

Funds ownership:

less funds holding

Funds holding:

16% less first-time investments, than exits

New positions opened: 151 | Existing positions closed: 180

18% less capital invested

Capital invested by funds: $60.6B → $49.6B (-$10.9B)

33% less funds holding in top 10

Funds holding in top 10: 1812 (-6)

Holders
1,227
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
12
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$174M
Puts
$71.8M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
Connor, Clark & Lunn Investment Management (CC&L)
76
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$87M
FPA
77
First Pacific Advisors
California
$84M
CBU
78
CIBC Bancorp USA
Illinois
$80.7M
California State Teachers Retirement System (CalSTRS)
79
California State Teachers Retirement System (CalSTRS)
California
$79.9M
NC
80
NZS Capital
Colorado
$79.9M
MF
81
Milford Funds
$77.7M
TD Asset Management
82
TD Asset Management
Ontario, Canada
$76.7M
BNP Paribas Financial Markets
83
BNP Paribas Financial Markets
France
$75.1M
Adage Capital Partners
84
Adage Capital Partners
Massachusetts
$73.8M
RFC
85
Regions Financial Corp
Alabama
$73.8M
Universal-Beteiligungs- und Servicegesellschaft
86
Universal-Beteiligungs- und Servicegesellschaft
Germany
$73.8M
Lazard Asset Management
87
Lazard Asset Management
New York
$71.3M
Manulife (Manufacturers Life Insurance)
88
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$69.9M
Natixis Advisors
89
Natixis Advisors
Massachusetts
$69.8M
Citigroup
90
Citigroup
New York
$63.9M
WF
91
Welch & Forbes
Massachusetts
$63.5M
ZIM
92
Zacks Investment Management
Illinois
$63.1M
SEI Investments
93
SEI Investments
Pennsylvania
$62.7M
American Century Companies
94
American Century Companies
Missouri
$60.8M
Marshall Wace
95
Marshall Wace
United Kingdom
$59.9M
CFC
96
Cincinnati Financial Corp
Ohio
$56.6M
WG
97
Welch Group
Alabama
$54.8M
CI
98
Cincinnati Insurance
Ohio
$53.3M
KCM
99
Kornitzer Capital Management
Kansas
$52.5M
Ameriprise
100
Ameriprise
Minnesota
$52M