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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, Q1 2025

Institutional positions in Arthur J. Gallagher & Co. as of Mar 31, 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
1,359
+57 vs. Q4 2024
Shares held
228.9M
−2.17M (−0.9%) vs. Q4 2024
Total value
$79.0B
+$13.4B (+20.4%) vs. Q4 2024
New holders
178
549 more added
Sold out
121
448 more reduced

23 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2024: 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 holdersQ1 2025: 1,359 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: 1,359 institutionsQ2 2025: 1,379 institutionsQ3 2025: 1,341 institutionsQ4 2025: 1,299 institutionsQ1 2026: 1,248 institutionsQ2 2026: 1,295 institutions
Value heldQ1 2025: $79.0B
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 20251,341$69.7B
Q2 20251,379$72.9B
Q1 20251,359$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, Q1 2025

Shares, value and share of portfolio for each institution holding Arthur J. Gallagher & Co.; share changes are against Q4 2024.

Institutions holding AJG in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Manchester Capital Management LLC1,854$640.1K0.08%+694+59.8%Added
Balyasny Asset Management LLC1,853$639.7K0.00%−1,317,652−99.9%Reduced
SMART Wealth LLC1,851$638.9K0.23%+146+8.6%Added
Raleigh Capital Management Inc.1,833$632.9K0.29%−1,384−43.0%Reduced
Mutual Advisors, LLC1,960$631.6K0.02%+170+9.5%Added
Simmons Bank1,828$631.1K0.05%+39+2.2%Added
Huntington National Bank1,827$630.8K0.00%+134+7.9%Added
Warren Averett Asset Management, LLC1,824$629.7K0.01%+2+0.1%Added
Archford Capital Strategies, LLC1,814$626.3K0.09%+14+0.8%Added
Livforsakringsbolaget Skandia, Omsesidigt1,806$623.5K0.04%00.0%Unchanged
Sowell Financial Services LLC1,790$618.0K0.03%+1,790New
Custom Index Systems, LLC1,789$617.6K0.31%+1,789New
Wrapmanager Inc1,778$613.8K0.16%−119−6.3%Reduced
Cookson Peirce & Co Inc1,775$612.8K0.03%+27+1.5%Added
CX Institutional1,769$611.0K0.02%+154+9.5%Added
Boston Common Asset Management, LLC1,748$603.5K0.02%00.0%Unchanged
McGlone Suttner Wealth Management, Inc.1,748$603.4K0.10%−922−34.5%Reduced
Belpointe Asset Management LLC1,744$602.1K0.03%+1,744New
Fortis Capital Advisors, LLC1,744$602.1K0.12%+1,744New
Rothschild Investment LLC1,741$601.1K0.04%−64−3.5%Reduced
Obermeyer Wood Investment Counsel, LLLP1,741$601.1K0.03%−62−3.4%Reduced
Burns Matteson Capital Management, LLC1,740$600.7K0.32%+753+76.3%Added
Change Path, LLC1,727$596.4K0.02%−288−14.3%Reduced
Johnson Investment Counsel Inc1,716$592.4K0.01%+210+13.9%Added
Patrick M Sweeney & Associates, Inc1,700$586.9K0.44%00.0%Unchanged
Fidelis Capital Partners, LLC1,817$585.6K0.06%+17+0.9%Added
Woodward Diversified Capital, LLC1,690$583.5K0.41%−506−23.0%Reduced
Commerzbank Aktiengesellschaft1,681$581.0K0.01%+166+11.0%Added
Concentric Capital Strategies, LP1,682$580.7K0.06%+1,682New
Miller Investment Management, LP1,672$577.2K0.06%00.0%Unchanged
Tranquility Partners, LLC1,672$577.2K0.22%+476+39.8%Added
Atomi Financial Group, Inc.1,671$576.8K0.03%+287+20.7%Added
Plato Investment Management Ltd1,651$576.2K0.05%00.0%Unchanged
Keel Point, LLC1,660$573.1K0.04%+517+45.2%Added
Mission Wealth Management, LP1,659$572.8K0.01%+46+2.9%Added
Bartlett & Co. Wealth Management LLC1,651$570.0K0.01%+1+0.1%Added
Quadcap Wealth Management, LLC1,634$564.3K0.08%−116−6.6%Reduced
Sigma Planning Corp1,631$563.1K0.02%−2−0.1%Reduced
American National Bank1,628$562.1K0.06%−269−14.2%Reduced
Neo Ivy Capital Management1,624$560.7K0.18%+1,624New
Cozad Asset Management Inc1,617$558.1K0.06%00.0%Unchanged
Dynamic Advisor Solutions LLC1,614$557.1K0.02%+47+3.0%Added
Banco Santander, S.A.1,612$556.5K0.01%+202+14.3%Added
Ballentine Partners, LLC1,610$555.8K0.01%+396+32.6%Added
Simon Quick Advisors, LLC1,603$553.5K0.03%+798+99.1%Added
Allen Capital Group, LLC1,603$553.4K0.06%+33+2.1%Added
Mitchell Sinkler & Starr1,600$552.4K0.15%−100−5.9%Reduced
LS Investment Advisors, LLC1,600$552.4K0.09%00.0%Unchanged
AMG National Trust Bank1,576$544.1K0.02%+3+0.2%Added
Mesirow Financial Investment Management, Inc.1,572$543.3K0.01%+1,572New
Hoxton Planning & Management, LLC1,557$537.5K0.21%+7+0.5%Added
Valeo Financial Advisors, LLC1,556$537.3K0.01%+172+12.4%Added
OneAscent Wealth Management LLC1,546$534.0K0.23%−47−3.0%Reduced
First Horizon Advisors, Inc.1,542$532.6K0.02%+321+26.3%Added
Quotient Wealth Partners, LLC1,543$532.6K0.02%−57−3.6%Reduced
Mount Yale Investment Advisors, LLC1,527$527.2K0.05%+77+5.3%Added
Ifrah Financial Services, Inc.1,518$524.1K0.15%−113−6.9%Reduced
Trust Co of Virginia1,518$524.1K0.05%−300−16.5%Reduced
SeaCrest Wealth Management, LLC1,508$520.6K0.06%+232+18.2%Added
Western Wealth Management, LLC1,507$520.3K0.03%−22−1.4%Reduced
Modera Wealth Management, LLC1,506$520.0K0.01%−52−3.3%Reduced
Longview Financial Advisors, Inc.1,505$519.6K0.45%−46−3.0%Reduced
Walleye Capital LLC1,501$518.2K0.01%−211,388−99.3%Reduced
Aviance Capital Partners, LLC1,500$517.9K0.07%00.0%Unchanged
West Paces Advisors Inc.1,500$517.9K0.12%00.0%Unchanged
Heritage Wealth Advisors1,498$517.2K0.03%00.0%Unchanged
Howard Capital Management Inc.1,487$513.3K0.01%−706−32.2%Reduced
Cary Street Partner Investment Advisory LLC1,484$512.5K0.30%+709+91.5%Added
Steel Peak Wealth Management LLC1,472$508.2K0.02%−5−0.3%Reduced
Signal Advisors Wealth, LLC1,448$499.9K0.05%−16−1.1%Reduced
Lake Street Financial LLC1,437$496.1K0.08%−175−10.9%Reduced
Eqis Capital Management, Inc.1,433$494.6K0.04%−176−10.9%Reduced
Sagespring Wealth Partners, LLC1,431$493.9K0.01%+265+22.7%Added
Tudor Financial Inc.1,425$492.0K0.30%00.0%Unchanged
Bridges Investment Management Inc1,424$491.6K0.01%+1,424New
Perigon Wealth Management, LLC1,416$489.0K0.01%−5−0.4%Reduced
Alpine Woods Capital Investors, LLC1,411$487.1K0.12%−4−0.3%Reduced
Shufro Rose & Co LLC1,400$483.3K0.04%00.0%Unchanged
Insight 2811, Inc.1,400$483.3K0.25%00.0%Unchanged
River Wealth Advisors LLC1,399$483.0K0.07%−27−1.9%Reduced
Skopos Labs, Inc.1,396$481.7K0.10%+336+31.7%Added
Catalytic Wealth RIA, LLC1,391$480.2K0.09%−164−10.5%Reduced
AustralianSuper Pty Ltd1,389$479.5K0.00%+1,389New
Integrated Advisors Network LLC1,382$477.3K0.02%−869−38.6%Reduced
GTS Securities LLC1,378$475.7K0.02%−1,620−54.0%Reduced
Conning Inc.1,376$475.1K0.02%+67+5.1%Added
ICONIQ Capital, LLC1,374$474.4K0.01%+117+9.3%Added
Curated Wealth Partners LLC1,370$473.0K0.06%+1,370New
S-Bank Fund Management Ltd1,370$473.0K0.09%+1,370New
Massmutual Trust Co FSB1,367$471.9K0.01%+373+37.5%Added
Trust Co of Vermont1,362$470.2K0.02%−147−9.7%Reduced
Vestor Capital, LLC1,351$466.0K0.04%−43−3.1%Reduced
Journey Strategic Wealth LLC1,342$463.4K0.02%+3+0.2%Added
AdvisorNet Financial, Inc1,331$459.5K0.03%−28−2.1%Reduced
Wolff Wiese Magana LLC1,318$455.0K0.31%+1,274+2,895.5%Added
Austin Private Wealth, LLC1,315$454.0K0.04%−847−39.2%Reduced
Wilkins Investment Counsel Inc1,315$454.0K0.07%−85−6.1%Reduced
Paragon Private Wealth Management, LLC1,306$451.0K0.21%+339+35.1%Added
Strategic Blueprint, LLC1,301$449.3K0.02%−205−13.6%Reduced
J. W. Coons Advisors, LLC1,300$448.8K0.12%−100−7.1%Reduced