Institutional shares held 214 Million
689K calls
324K puts
Total value of holdings $55.2B
$178M calls
$83.7M puts
Market Cap $54.4B
210,336,000 Shares Out.
Institutional ownership 101.59%
# of Institutions 1,506


Latest Institutional Activity in AJG

Top Purchases

Q3 2025
Jpmorgan Chase & CO Shares Held: 20.3M ($5.26B)
Q3 2025
T. Rowe Price Investment Management, Inc. Shares Held: 2.63M ($681M)
Q3 2025
Morgan Stanley Shares Held: 8.59M ($2.22B)
Q3 2025
Mitsubishi Ufj Kokusai Asset Management Co., Ltd. Shares Held: 3.11M ($803M)
Q3 2025
Principal Financial Group Inc Shares Held: 2.87M ($741M)

Top Sells

Q3 2025
Massachusetts Financial Services CO Shares Held: 1.33M ($345M)
Q3 2025
Invesco Ltd. Shares Held: 1.65M ($426M)
Q3 2025
Voya Investment Management LLC Shares Held: 136K ($35.3M)
Q3 2025
Td Asset Management Inc Shares Held: 388K ($100M)
Q3 2025
Amundi Shares Held: 561K ($145M)

About AJG

Arthur J. Gallagher & Co., together with its subsidiaries, provides insurance brokerage, consulting, third-party claims settlement, and administration services in the United States, Australia, Bermuda, Canada, the Caribbean, New Zealand, India, and the United Kingdom. It operates through Brokerage and Risk Management segments. The Brokerage segment consists of retail and wholesale insurance brokerage operations; assists retail brokers and other non-affiliated brokers in the placement of specialized and hard-to-place insurance; acts as a brokerage wholesaler, managing general agent, and managing general underwriter for distributing specialized insurance coverage's to underwriting enterprises. This segment also performs activities, including marketing, underwriting, issuing policies, collecting premiums, appointing and supervising other agents, paying claims, and negotiating reinsurance; and offers brokerage and consulting services to businesses and organizations, including commercial, not-for-profit, and public entities, as well as individuals in the areas of insurance placement, risk of loss management, and management of employer sponsored benefit programs. The Risk Management segment provides contract claim settlement and administration services to enterprises and public entities; and claims management, loss control consulting, and insurance property appraisal services. The company offers its services through a network of correspondent insurance brokers and consultants. It serves commercial, industrial, public, religious, and not-for-profit entities. The company was incorporated in 1927 and is headquartered in Rolling Meadows, Illinois.


Insider Transactions at AJG

Insider Transaction List

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Date Insider Transaction Ownership Type Shares Traded Value / Price
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Last 12 Months Summary

Buy / Acquisition
661K Shares
From 35 Insiders
Grant, award, or other acquisition 111K shares
Exercise of conversion of derivative security 392K shares
Bona fide gift 153K shares
Open market or private purchase 5.17K shares
Sell / Disposition
640K Shares
From 40 Insiders
Open market or private sale 144K shares
Payment of exercise price or tax liability 128K shares
Exercise of conversion of derivative security 117K shares
Bona fide gift 252K shares

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