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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, Q3 2024

Institutional positions in Arthur J. Gallagher & Co. as of Sep 30, 2024. 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
1,203
+61 vs. Q2 2024
Shares held
187.7M
+16.0M (+9.3%) vs. Q2 2024
Total value
$52.8B
+$8.24B (+18.5%) vs. Q2 2024
New holders
121
435 more added
Sold out
60
450 more reduced

11 institutions that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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 holdersQ3 2024: 1,203 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 heldQ3 2024: $52.8B
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, Q3 2024

Shares, value and share of portfolio for each institution holding Arthur J. Gallagher & Co.; share changes are against Q2 2024.

Institutions holding AJG in Q3 2024
InstitutionSharesValue% of portfolioChange in sharesAction
SJS Investment Consulting Inc.127$35.7K0.01%00.0%Unchanged
Fortitude Family Office, LLC129$36.3K0.01%+106+460.9%Added
Cornerstone National Bank & Trust Co129$36.3K0.02%+129New
Glen Eagle Advisors, LLC130$36.6K0.01%00.0%Unchanged
Prestige Wealth Management Group LLC135$38.0K0.01%00.0%Unchanged
MV Capital Management, Inc.137$38.5K0.00%00.0%Unchanged
Transcendent Capital Group LLC140$39.4K0.02%00.0%Unchanged
REAP Financial Group, LLC142$39.9K0.01%−3−2.1%Reduced
Hallmark Capital Management Inc143$40.2K0.00%00.0%Unchanged
Security National Bank145$40.8K0.01%00.0%Unchanged
Ruedi Wealth Management, Inc.147$41.4K0.01%−2−1.3%Reduced
Piscataqua Savings Bank150$42.2K0.04%−50−25.0%Reduced
City State Bank150$42.2K0.02%00.0%Unchanged
ZRC Wealth Management, LLC151$42.5K0.02%−8−5.0%Reduced
DT Investment Partners, LLC152$42.8K0.00%00.0%Unchanged
Intelligent Financial Strategies154$43.3K0.02%00.0%Unchanged
Leonteq Securities AG154$43.3K0.01%+42+37.5%Added
Hobbs Group Advisors, LLC155$43.7K0.02%00.0%Unchanged
Loring Wolcott & Coolidge Fiduciary Advisors LLP152$43.7K0.00%+49+47.6%Added
Hollencrest Capital Management156$43.9K0.00%+23+17.3%Added
GoalVest Advisory LLC160$45.0K0.01%00.0%Unchanged
Stuart Chaussee & Associates, Inc.162$45.6K0.01%00.0%Unchanged
Delta Asset Management LLC170$47.8K0.00%00.0%Unchanged
Bruce G. Allen Investments, LLC181$50.9K0.04%+4+2.3%Added
Continuum Advisory, LLC174$51.3K0.01%00.0%Unchanged
Golden State Equity Partners187$52.6K0.01%+187New
Zions Bancorporation, N.A.187$52.6K0.00%−9−4.6%Reduced
Hoese & Co LLP200$56.3K0.05%00.0%Unchanged
Broadwater Capital Management LLC200$56.3K0.04%00.0%Unchanged
Paladin Advisory Group, LLC200$56.3K0.04%00.0%Unchanged
Hexagon Capital Partners LLC201$56.6K0.01%−49−19.6%Reduced
Tortoise Investment Management, LLC201$56.6K0.01%00.0%Unchanged
Riverview Trust Co201$56.6K0.05%+4+2.0%Added
Hilltop National Bank203$57.1K0.02%−38−15.8%Reduced
DSM Capital Partners LLC206$58.0K0.00%00.0%Unchanged
Richardson Financial Services Inc.235$60.9K0.04%00.0%Unchanged
Thurston, Springer, Miller, Herd & Titak, Inc.218$61.3K0.02%00.0%Unchanged
Central Pacific Bank - Trust Division231$65.0K0.01%−43−15.7%Reduced
Venturi Wealth Management, LLC234$65.8K0.00%−54−18.8%Reduced
Cornerstone Planning Group LLC234$66.8K0.02%−22−8.6%Reduced
EnRich Financial Partners LLC239$67.2K0.02%00.0%Unchanged
Nemes Rush Group LLC277$69.3K0.01%00.0%Unchanged
Wintrust Investments LLC250$70.0K0.05%−1,949−88.6%Reduced
Loomis Sayles & Co L P260$73.0K0.00%+4+1.6%Added
Beacon Capital Management, LLC263$74.0K0.01%00.0%Unchanged
Towarzystwo Funduszy Inwestycyjnych Pzu SA265$74.6K0.03%+70+35.9%Added
MCF Advisors LLC272$76.5K0.01%+249+1,082.6%Added
TCTC Holdings, LLC281$79.1K0.00%−973−77.6%Reduced
Quent Capital, LLC283$79.7K0.01%+193+214.4%Added
Deseret Mutual Benefit Administrators295$83.0K0.04%−49−14.2%Reduced
Catalyst Funds Management Pty Ltd300$84.4K0.02%+300New
Gilliland Jeter Wealth Management LLC310$87.2K0.03%00.0%Unchanged
Tobam325$91.0K0.02%00.0%Unchanged
Rosenberg Matthew Hamilton324$91.2K0.02%00.0%Unchanged
Optiver Holding B.V.336$94.5K0.00%+336New
Pinnacle Bancorp, Inc.343$96.5K0.03%00.0%Unchanged
AdvisorNet Financial, Inc353$99.3K0.01%−14−3.8%Reduced
Financial Network Wealth Advisors LLC375$105.5K0.09%−16−4.1%Reduced
CoreCap Advisors, LLC399$112.3K0.01%+399New
Larson Financial Group LLC403$113.5K0.01%+30+8.0%Added
Bangor Savings Bank414$116.5K0.01%00.0%Unchanged
Mascoma Wealth Management LLC426$119.9K0.03%−10−2.3%Reduced
Laurel Wealth Advisors LLC441$124.1K0.02%+143+48.0%Added
Parkside Financial Bank & Trust444$124.9K0.02%+23+5.5%Added
VitalStone Financial, LLC446$125.5K0.09%−29−6.1%Reduced
Clean Yield Group454$127.7K0.04%+3+0.7%Added
LFA - Lugano Financial Advisors SA465$130.8K0.09%+70+17.7%Added
TruNorth Capital Management, LLC468$131.7K0.04%00.0%Unchanged
Chelsea Counsel Co475$133.7K0.07%00.0%Unchanged
Key Financial Inc490$137.9K0.03%−53−9.8%Reduced
Northwest Financial Advisors493$138.7K0.11%+493New
Cromwell Holdings LLC493$138.7K0.09%00.0%Unchanged
CarsonAllaria Wealth Management, Ltd.499$140.6K0.08%+1+0.2%Added
Center for Financial Planning, Inc.535$150.5K0.02%00.0%Unchanged
LRI Investments, LLC520$153.2K0.01%00.0%Unchanged
Atwood & Palmer Inc556$156.4K0.01%00.0%Unchanged
Resources Management Corp578$163.0K0.02%−50−8.0%Reduced
Gables Capital Management Inc.580$163.2K0.08%00.0%Unchanged
Alta Advisers Ltd600$168.8K0.08%00.0%Unchanged
HM Payson & Co615$173.0K0.00%+4+0.7%Added
Quarry LP633$178.1K0.05%+523+475.5%Added
Acadian Asset Management LLC637$179.0K0.00%−6,039−90.5%Reduced
Osterweis Capital Management Inc657$184.9K0.01%−100−13.2%Reduced
NBC Securities, Inc.667$187.0K0.02%−4−0.6%Reduced
Pflug Koory, LLC673$189.4K0.09%+673New
Old National Bancorp720$202.6K0.00%−55−7.1%Reduced
Aspiriant, LLC725$204.0K0.01%−100−12.1%Reduced
Allen Mooney & Barnes Investment Advisors LLC726$204.3K0.03%+726New
AlphaCentric Advisors LLC731$205.7K0.15%−52−6.6%Reduced
Evergreen Capital Management LLC732$206.0K0.01%+732New
Washington Trust Bank736$207.1K0.02%+736New
Jones Financial Companies LLLP741$207.2K0.00%+580+360.2%Added
Trust Co737$207.4K0.02%00.0%Unchanged
Regent Peak Wealth Advisors LLC737$207.4K0.05%+737New
Gryphon Financial Partners LLC738$207.5K0.03%+738New
Morton Capital Management LLC750$211.0K0.04%+750New
West Oak Capital, LLC756$212.7K0.04%00.0%Unchanged
Vise Technologies, Inc.757$213.0K0.03%+757New
Equitable Trust Co762$214.4K0.01%+762New
Robertson Stephens Wealth Management, LLC768$216.1K0.01%+768New