Osterweis Capital Management’s Arthur J. Gallagher & Co AJG Stock Holding History

Osterweis Capital Management’s Portfolio AJG Stock Details AJG Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$21.1M	Buy	+91,965	New	+$19.5M	1%	34
2026 Q1	–	Sell	-197	Closed	-$51K	–	232
2025 Q4	$51K	Hold	197	–	–	﹤0.01%	208
2025 Q3	$61K	Sell	197 -275	-58%	-$82.9K	﹤0.01%	194
2025 Q2	$151K	Sell	472 -35	-7%	-$11.5K	0.01%	157
2025 Q1	$175K	Hold	507	–	–	0.01%	125
2024 Q4	$144K	Sell	507 -150	-23%	-$43.7K	0.01%	145
2024 Q3	$185K	Sell	657 -100	-13%	-$28.2K	0.01%	133
2024 Q2	$196K	Hold	757	–	–	0.01%	133
2024 Q1	$189K	Sell	757 -113	-13%	-$27.2K	0.01%	130
2023 Q4	$196K	Hold	870	–	–	0.01%	125
2023 Q3	$198K	Hold	870	–	–	0.01%	127
2023 Q2	$191K	Sell	870 -95	-10%	-$19.8K	0.01%	134
2023 Q1	$185K	Hold	965	–	–	0.01%	135
2022 Q4	$182K	Hold	965	–	–	0.01%	138
2022 Q3	$165K	Buy	+965	New	+$171K	0.01%	133

Other funds holding AJG

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Dodge & Cox San Francisco, California $191B AUM 17.5% 1-Year Est. Return

Norges Bank Oslo, Norway $1T AUM

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Osterweis Capital Management's AJG Position: Q2 2026 in Review

Osterweis Capital Management opened a new position in Arthur J. Gallagher & Co (AJG) in Q2 2026: 91,965 shares worth $21.1M. The stake represents 1% of the portfolio and ranks #34 among its holdings. This is a return to the name: Osterweis Capital Management previously reported a position in AJG as recently as Q4 2025.

Osterweis Capital Management first reported a position in AJG in Q3 2022 and has held it in 15 quarters since. 1,283 funds tracked by Wall St. Rank hold AJG as of Q2 2026.

Osterweis Capital Management held 91,965 shares of Arthur J. Gallagher & Co worth $21.1M as of Q2 2026.
Arthur J. Gallagher & Co was a new Osterweis Capital Management position in Q2 2026.
Arthur J. Gallagher & Co made up 1% of Osterweis Capital Management's portfolio in Q2 2026, its #34 holding.
Osterweis Capital Management first reported a position in Arthur J. Gallagher & Co in Q3 2022 and has held it in 15 quarters since.
1,283 funds tracked by Wall St. Rank held Arthur J. Gallagher & Co as of Q2 2026.

Based on Osterweis Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.