Skip to main content

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 2026

Institutional positions in Arthur J. Gallagher & Co. as of Jun 30, 2026. 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
1,295
+58 vs. Q1 2026
Shares held
238.5M
+10.9M (+4.8%) vs. Q1 2026
Total value
$54.7B
+$5.48B (+11.1%) vs. Q1 2026
New holders
164
464 more added
Sold out
106
483 more reduced

11 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2026: 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 2026: 1,295 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 2026: $54.7B
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 2026

Shares, value and share of portfolio for each institution holding Arthur J. Gallagher & Co.; share changes are against Q1 2026.

Institutions holding AJG in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Quent Capital, LLC277$63.5K0.00%−26−8.6%Reduced
University of Texas/Texas Am Investment Managment Co277$63.6K0.01%+277New
Horizon Financial Services, LLC287$65.9K0.03%+153+114.2%Added
LFA - Lugano Financial Advisors SA291$66.8K0.04%00.0%Unchanged
Versant Capital Management, Inc293$67.3K0.01%−102−25.8%Reduced
ZRC Wealth Management, LLC301$69.1K0.02%00.0%Unchanged
Deseret Mutual Benefit Administrators304$69.8K0.02%+101+49.8%Added
Rosenberg Matthew Hamilton324$74.4K0.01%00.0%Unchanged
JPL Wealth Management, LLC329$75.5K0.01%−13−3.8%Reduced
Tripletail Wealth Management, LLC300$75.7K0.09%00.0%Unchanged
Quarry LP331$76.0K0.01%+331New
Burnham & Co LLC332$76.2K0.06%+332New
Strategic Wealth Partners, Ltd.343$78.7K0.00%−5−1.4%Reduced
CVA Family Office, LLC350$80.3K0.01%+211+151.8%Added
Community Financial Services Group, LLC343$82.2K0.01%00.0%Unchanged
Cornerstone Planning Group LLC340$82.5K0.01%−33−8.8%Reduced
Towarzystwo Funduszy Inwestycyjnych Pzu SA365$83.8K0.02%+100+37.7%Added
Nemes Rush Group LLC388$89.1K0.01%00.0%Unchanged
Highland Investment Advisors LLC398$91.4K0.04%+398New
Owl Creek Wealth Partners LLC410$94.1K0.03%+175+74.5%Added
Optiver Holding B.V.413$94.8K0.00%+413New
Bangor Savings Bank414$95.0K0.01%00.0%Unchanged
Keating Financial Advisory Services, Inc.420$96.4K0.01%−45−9.7%Reduced
West Branch Capital LLC426$97.8K0.02%−3−0.7%Reduced
First Horizon Corp443$101.7K0.00%−9−2.0%Reduced
Gables Capital Management Inc.450$103.3K0.04%00.0%Unchanged
Federated Hermes, Inc.457$104.9K0.00%−55−10.7%Reduced
Manchester Capital Management LLC461$105.8K0.01%+141+44.1%Added
Proathlete Wealth Management LLC467$107.3K0.03%00.0%Unchanged
Loring Wolcott & Coolidge Fiduciary Advisors LLP485$111.3K0.00%00.0%Unchanged
Zions Bancorporation, National Association494$113.4K0.01%+81+19.6%Added
Dara Capital US, Inc.500$113.6K0.08%00.0%Unchanged
Cromwell Holdings LLC495$113.6K0.05%−129−20.7%Reduced
Pinnacle Bancorp, Inc.500$114.8K0.03%−43−7.9%Reduced
Mark Sheptoff Financial Planning, LLC500$114.8K0.06%00.0%Unchanged
Knuff & Co LLC500$114.8K0.03%+500New
CoreCap Advisors, LLC516$118.5K0.00%+35+7.3%Added
REAP Financial Group, LLC518$118.8K0.02%−14−2.6%Reduced
Markowski Investments528$121.2K0.03%+528New
Salomon & Ludwin, LLC518$124.1K0.01%+223+75.6%Added
LRI Investments, LLC550$126.3K0.01%+27+5.2%Added
Measured Wealth Private Client Group, LLC550$126.4K0.03%+1+0.2%Added
Kozak & Associates, Inc.529$126.7K0.02%+2+0.4%Added
MCF Advisors LLC558$128.1K0.00%+276+97.9%Added
Family Capital Trust Co577$132.5K0.04%00.0%Unchanged
International Assets Investment Management, LLC573$137.3K0.01%+3+0.5%Added
WPG Advisers, LLC601$138.0K0.08%−52−8.0%Reduced
Vestor Capital, LLC2,811$139.0K0.01%+766+37.5%Added
Ninety One North America, Inc.628$144.2K0.01%−565−47.4%Reduced
Key Financial Inc631$144.9K0.02%00.0%Unchanged
Acadian Asset Management LLC637$146.0K0.00%00.0%Unchanged
Harbor Investment Advisory, LLC637$146.2K0.01%−550−46.3%Reduced
United Community Bank637$146.2K0.05%+635+31,750.0%Added
Gen-Wealth Partners Inc640$146.9K0.04%−145−18.5%Reduced
Pflug Koory, LLC640$146.9K0.06%−8−1.2%Reduced
Trust Co684$157.0K0.01%−580−45.9%Reduced
Onefund, LLC699$160.5K0.09%−8−1.1%Reduced
Mountain Hill Investment Partners Corp.700$160.7K0.09%00.0%Unchanged
Park Place Capital Corp709$162.8K0.03%−301−29.8%Reduced
Northwest & Ethical Investments L.P.722$164.0K0.00%−391−35.1%Reduced
1620 Investment Advisors, Inc.750$172.2K0.11%−58−7.2%Reduced
TIAA Wealth Investment Management LLC757$173.7K0.00%+40+5.6%Added
Swiss Re Ltd794$182.3K0.02%+705+792.1%Added
NBC Securities, Inc.801$183.9K0.01%+144+21.9%Added
Parkside Financial Bank & Trust811$186.1K0.01%+38+4.9%Added
Continuum Advisory, LLC872$200.2K0.02%+872New
American National Bank873$200.4K0.02%−173−16.5%Reduced
Sax Wealth Advisors, LLC941$203.8K0.01%+941New
Confluence Wealth Services, Inc.890$204.3K0.01%+890New
Nicholas Hoffman & Company, LLC.894$205.2K0.00%−49−5.2%Reduced
Capital Investment Advisors, LLC896$205.8K0.00%−55−5.8%Reduced
Fort Sheridan Advisors LLC900$206.6K0.02%+900New
Independent Financial Group, LLC900$206.6K0.00%+900New
Asset Planning,Inc901$206.8K0.13%−309−25.5%Reduced
Schear Investment Advisers, LLC903$207.3K0.07%+903New
BOS Asset Management, LLC908$208.4K0.05%+908New
Investor's Fiduciary Advisor Network, LLC912$209.0K0.07%−64−6.6%Reduced
ZWJ Investment Counsel Inc915$210.1K0.01%+915New
OneAscent Investment Solutions LLC917$210.5K0.20%−901−49.6%Reduced
Northwest Bancshares, Inc.917$210.5K0.04%+917New
Turtle Creek Wealth Advisors, LLC923$211.9K0.01%−374−28.8%Reduced
Westpac Banking Corp927$212.8K0.01%−152−14.1%Reduced
Tranquilli Financial Advisor LLC928$213.0K0.11%+928New
Dakota Wealth Management930$213.5K0.00%−7,040−88.3%Reduced
Massmutual Trust Co FSB931$213.7K0.01%−49−5.0%Reduced
Marino, Stram & Associates LLC935$214.6K0.03%−2,147−69.7%Reduced
Conning Inc.940$215.8K0.01%+940New
Mowery & Schoenfeld Wealth Management, LLC942$216.3K0.29%−72−7.1%Reduced
Pinnacle Wealth Management Advisory Group, LLC953$218.8K0.01%−6−0.6%Reduced
Positano Wealth Management Ltd957$219.7K0.12%+893+1,395.3%Added
Optivise Advisory Services LLC960$220.5K0.11%+960New
Spire Wealth Management967$222.1K0.01%−169−14.9%Reduced
Sterling Capital Management LLC968$222.2K0.00%+127+15.1%Added
Cypress Wealth Services, LLC970$222.6K0.03%+970New
Moss Adams Wealth Advisors LLC970$222.7K0.01%+970New
Triad Wealth Partners, LLC901$223.3K0.01%+901New
Catalyst Investment Management LLC975$223.8K0.20%00.0%Unchanged
Carret Asset Management, LLC975$223.8K0.02%00.0%Unchanged
Alta Advisers Ltd978$224.5K0.05%00.0%Unchanged
National Asset Management, Inc.989$224.7K0.01%−351−26.2%Reduced