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Arthur J. Gallagher & Co.

AJG
Exchange
NYSE
Industry
Insurance Agents, Brokers & Service
SEC CIK
0000354190

In the last 90 days, Arthur J. Gallagher & Co. insiders filed 0 open-market purchases and 4 sales; 1,295 institutions reported holding it in 13F filings for Q2 2026, worth $54.7B in total; no superinvestor holds it.

13F holders, Q2 2025

Institutional positions in Arthur J. Gallagher & Co. as of Jun 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
1,380
+36 vs. Q1 2025
Shares held
228.1M
−322.6K (−0.1%) vs. Q1 2025
Total value
$72.9B
−$5.88B (−7.5%) vs. Q1 2025
New holders
140
564 more added
Sold out
104
475 more reduced

16 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting AJG on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2025: 1,380 institutions
Q1 2021: 732 institutionsQ2 2021: 779 institutionsQ3 2021: 775 institutionsQ4 2021: 854 institutionsQ1 2022: 817 institutionsQ2 2022: 823 institutionsQ3 2022: 865 institutionsQ4 2022: 921 institutionsQ1 2023: 951 institutionsQ2 2023: 976 institutionsQ3 2023: 999 institutionsQ4 2023: 1,082 institutionsQ1 2024: 1,130 institutionsQ2 2024: 1,153 institutionsQ3 2024: 1,203 institutionsQ4 2024: 1,325 institutionsQ1 2025: 1,360 institutionsQ2 2025: 1,380 institutionsQ3 2025: 1,342 institutionsQ4 2025: 1,299 institutionsQ1 2026: 1,248 institutionsQ2 2026: 1,295 institutions
Value heldQ2 2025: $72.9B
Q1 2021: $20.6BQ2 2021: $24.6BQ3 2021: $26.3BQ4 2021: $30.1BQ1 2022: $31.0BQ2 2022: $29.1BQ3 2022: $31.2BQ4 2022: $34.1BQ1 2023: $34.7BQ2 2023: $39.9BQ3 2023: $42.3BQ4 2023: $41.9BQ1 2024: $46.5BQ2 2024: $49.1BQ3 2024: $52.8BQ4 2024: $65.9BQ1 2025: $79.0BQ2 2025: $72.9BQ3 2025: $69.7BQ4 2025: $60.6BQ1 2026: $49.7BQ2 2026: $54.7B
Institutions holding AJG and their total value by quarter
QuarterHoldersValue
Q2 20261,295$54.7B
Q1 20261,248$49.7B
Q4 20251,299$60.6B
Q3 20251,342$69.7B
Q2 20251,380$72.9B
Q1 20251,360$79.0B
Q4 20241,325$65.9B
Q3 20241,203$52.8B
Q2 20241,153$49.1B
Q1 20241,130$46.5B
Q4 20231,082$41.9B
Q3 2023999$42.3B
Q2 2023976$39.9B
Q1 2023951$34.7B
Q4 2022921$34.1B
Q3 2022865$31.2B
Q2 2022823$29.1B
Q1 2022817$31.0B
Q4 2021854$30.1B
Q3 2021775$26.3B
Q2 2021779$24.6B
Q1 2021732$20.6B

Institutions, Q2 2025

Shares, value and share of portfolio for each institution holding Arthur J. Gallagher & Co.; share changes are against Q1 2025.

Institutions holding AJG in Q2 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Loomis Sayles & Co L P0$540.00%0New
Y.D. More Investments Ltd204$1920.00%−110−35.0%Reduced
Maseco LLP1$3200.00%+1New
DecisionPoint Financial, LLC2$6390.00%+2New
Creative Financial Designs Inc2$6400.00%00.0%Unchanged
IMA Wealth, Inc.2$6400.00%+2New
Newbridge Financial Services Group, Inc.3$9600.00%+3New
Redwood Park Advisors LLC3$9610.00%00.0%Unchanged
Wood Tarver Financial Group, LLC6$1.00K0.00%00.0%Unchanged
Carolina Wealth Advisors, LLC4$1.28K0.00%00.0%Unchanged
HFM Investment Advisors, LLC4$1.28K0.00%+2+100.0%Added
Total Investment Management Inc4$1.28K0.00%+4New
Delos Wealth Advisors, LLC4$1.28K0.00%+4New
Wealth Preservation Advisors, LLC5$1.60K0.00%00.0%Unchanged
American Capital Advisory, LLC5$1.60K0.00%+1+25.0%Added
Parkworth Wealth Management, Inc.5$1.60K0.00%+2+66.7%Added
Bellevue Asset Management, LLC6$1.92K0.00%00.0%Unchanged
WestEnd Advisors, LLC6$1.92K0.00%−1−14.3%Reduced
TFC Financial Management6$1.92K0.00%00.0%Unchanged
Longfellow Investment Management Co LLC6$1.92K0.00%00.0%Unchanged
First Command Advisory Services, Inc.6$1.92K0.00%00.0%Unchanged
Core Alternative Capital6$1.92K0.00%00.0%Unchanged
Quaker Wealth Management, LLC6$1.92K0.00%+6New
HHM Wealth Advisors, LLC7$2.24K0.00%00.0%Unchanged
Orion Capital Management LLC7$2.24K0.00%00.0%Unchanged
Provenance Wealth Advisors, LLC7$2.24K0.00%00.0%Unchanged
Bay Harbor Wealth Management, LLC8$2.56K0.00%+2+33.3%Added
Cape Investment Advisory, Inc.8$2.56K0.00%−25−75.8%Reduced
Stephens Consulting, LLC8$2.56K0.00%+8New
Transce3nd, LLC9$2.88K0.00%+9New
Silicon Valley Capital Partners9$2.89K0.00%+9New
Harvest Fund Management Co., Ltd8$3.00K0.00%−211−96.3%Reduced
Evelyn Partners Investment Management LLP10$3.20K0.00%+10New
UMA Financial Services, Inc.10$3.20K0.00%+10New
True Wealth Design, LLC11$3.41K0.00%+4+57.1%Added
Hughes Financial Services, LLC12$3.44K0.00%−1−7.7%Reduced
Bellwether Advisors, LLC12$3.84K0.00%−16,545−99.9%Reduced
MPWM Advisory Solutions, LLC12$3.84K0.00%−45−78.9%Reduced
C M Bidwell & Associates Ltd12$3.84K0.00%00.0%Unchanged
Horizon Financial Services, LLC12$3.84K0.00%+4+50.0%Added
Albion Financial Group13$4.16K0.00%00.0%Unchanged
Cranbrook Wealth Management, LLC13$4.16K0.00%00.0%Unchanged
Vega Investment Solutions13$4.16K0.00%00.0%Unchanged
Riggs Asset Managment Co. Inc.13$4.16K0.00%+8+160.0%Added
Clark Wealth Partners14$4.48K0.00%00.0%Unchanged
Principia Wealth Advisory, LLC14$4.48K0.00%+3+27.3%Added
Team Financial Group, LLC15$4.66K0.00%+15New
Sound Income Strategies, LLC15$4.80K0.00%+5+50.0%Added
Redmont Wealth Advisors LLC15$4.80K0.01%+15New
Valued Wealth Advisors LLC16$5.14K0.00%00.0%Unchanged
IMG Wealth Management, Inc.17$5.44K0.00%+17New
Dogwood Wealth Management LLC18$5.65K0.00%+13+260.0%Added
Tidemark, LLC18$5.77K0.00%+5+38.5%Added
Capital Advisors, Ltd. LLC19$6.00K0.00%−9−32.1%Reduced
Brown, Lisle/Cummings, Inc.20$6.40K0.00%00.0%Unchanged
Aspect Partners, LLC20$6.40K0.00%00.0%Unchanged
Godsey & Gibb Associates20$6.40K0.00%00.0%Unchanged
Nalls Sherbakoff Group, LLC20$6.44K0.00%00.0%Unchanged
HighMark Wealth Management LLC21$6.72K0.00%−4−16.0%Reduced
Private Wealth Management Group, LLC23$7.36K0.00%00.0%Unchanged
Bare Financial Services, Inc24$7.68K0.00%+23+2,300.0%Added
Pineridge Advisors LLC25$8.07K0.00%00.0%Unchanged
Dunhill Financial, LLC25$8.11K0.00%+9+56.3%Added
Caitong International Asset Management Co., Ltd26$8.32K0.01%−25−49.0%Reduced
Raffa Wealth Management, LLC26$8.32K0.00%00.0%Unchanged
WealthTrak Capital Management LLC26$8.32K0.01%+12+85.7%Added
Fortitude Family Office, LLC28$8.96K0.00%−37−56.9%Reduced
TD Capital Management LLC28$9.00K0.00%00.0%Unchanged
Avion Wealth29$9.00K0.00%+8+38.1%Added
Briaud Financial Planning, Inc30$9.00K0.00%+30New
Quintet Private Bank (Europe) S.A.30$9.60K0.00%00.0%Unchanged
Aventus Investment Advisors, Inc.30$9.60K0.01%+30New
Sachetta, LLC31$9.92K0.00%+4+14.8%Added
BOK Financial Private Wealth, Inc.31$9.92K0.00%+31New
GFG Capital, LLC31$9.92K0.00%+31New
Greykasell Wealth Strategies, Inc.32$10.2K0.00%00.0%Unchanged
Armstrong Advisory Group, Inc32$10.2K0.00%00.0%Unchanged
Ameriflex Group, Inc.34$10.8K0.01%00.0%Unchanged
Cetera Trust Company, N.A34$10.9K0.01%00.0%Unchanged
Centricity Wealth Management, LLC34$10.9K0.01%00.0%Unchanged
Bell Investment Advisors, Inc34$10.9K0.00%00.0%Unchanged
LGT Financial Advisors LLC36$11.6K0.03%+19+111.8%Added
Kilter Group LLC37$11.8K0.01%+37New
Crewe Advisors LLC39$12.6K0.00%−8−17.0%Reduced
Rossby Financial, LCC41$13.1K0.00%+35+583.3%Added
Abound Wealth Management42$13.4K0.00%00.0%Unchanged
Addison Advisors LLC43$13.8K0.00%+19+79.2%Added
West Financial Advisors, LLC44$14.2K0.00%+44New
MTM Investment Management, LLC45$14.4K0.00%+45New
Missouri Trust & Investment Co46$14.7K0.00%+37+411.1%Added
Hazlett, Burt & Watson, Inc.47$15.0K0.01%00.0%Unchanged
Capital Analysts, LLC47$15.0K0.00%00.0%Unchanged
Keener Financial Planning LLC49$15.0K0.01%00.0%Unchanged
Alerus Financial NA48$15.4K0.00%+48New
Evolution Wealth Management Inc.48$15.4K0.02%+48New
Salem Investment Counselors Inc49$15.7K0.00%00.0%Unchanged
Howard Hughes Medical Institute54$17.3K0.01%+54New
Truvestments Capital LLC56$17.9K0.00%00.0%Unchanged
Activest Wealth Management56$17.9K0.00%00.0%Unchanged
Financial Management Professionals, Inc.56$17.9K0.00%+1+1.8%Added