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Livermore
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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 2021

Institutional positions in Arthur J. Gallagher & Co. as of Jun 30, 2021. 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
779
+55 vs. Q1 2021
Shares held
175.8M
+11.0M (+6.7%) vs. Q1 2021
Total value
$24.6B
+$4.06B (+19.8%) vs. Q1 2021
New holders
100
286 more added
Sold out
45
250 more reduced

8 institutions that held it in Q1 2021 haven't filed for Q2 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2021: 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 2021: 779 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 2021: $24.6B
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 2021

Shares, value and share of portfolio for each institution holding Arthur J. Gallagher & Co.; share changes are against Q1 2021.

Institutions holding AJG in Q2 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Duality Advisers, LP7,036$986.0K0.09%+1,740+32.9%Added
Unigestion Holding SA6,899$974.0K0.04%+6,899New
Essex Investment Management Co LLC6,880$964.0K0.11%00.0%Unchanged
Northwestern Mutual Wealth Management Co6,610$926.0K0.00%−770−10.4%Reduced
Carroll Financial Associates, Inc.6,608$925.0K0.05%−28−0.4%Reduced
Gyon Technologies Capital Management, LP6,587$923.0K0.30%+3,471+111.4%Added
Resources Investment Advisors, LLC.6,514$913.0K0.04%+7+0.1%Added
Allen Capital Group, LLC6,499$910.0K0.19%00.0%Unchanged
Private Trust Co NA6,452$904.0K0.14%−1,210−15.8%Reduced
Hourglass Capital, LLC6,410$898.0K0.21%00.0%Unchanged
Disciplined Investments, LLC6,370$892.0K0.46%−718−10.1%Reduced
Cigna Investments Inc6,346$889.0K0.06%−565−8.2%Reduced
Verition Fund Management LLC6,329$887.0K0.01%+4,016+173.6%Added
Rockefeller Capital Management L.P.6,277$879.0K0.00%+4,190+200.8%Added
FORA Capital, LLC6,260$877.0K0.16%+6,260New
Norinchukin Bank, The6,243$875.0K0.01%+263+4.4%Added
Full Sail Capital, LLC6,200$868.0K0.08%00.0%Unchanged
Advisor Partners LLC6,109$856.0K0.06%+46+0.8%Added
Covenant Partners, LLC6,092$853.0K0.32%00.0%Unchanged
Ethic Inc.6,041$846.0K0.10%+2,035+50.8%Added
Illinois Municipal Retirement Fund5,890$825.0K0.03%00.0%Unchanged
DuPont Capital Management Corp5,879$824.0K0.02%+1,515+34.7%Added
CWM Advisors, LLC5,871$822.0K0.11%+5,871New
Seelaus Asset Management LLC5,768$808.0K0.47%−137−2.3%Reduced
Erste Asset Management GmbH5,700$804.8K0.02%+600+11.8%Added
IBM Retirement Fund5,706$799.0K0.06%−775−12.0%Reduced
Optimal Asset Management, Inc.5,600$784.0K0.09%00.0%Unchanged
Boston Partners5,542$776.0K0.00%−778−12.3%Reduced
Guinness Atkinson Asset Management Inc5,514$772.0K0.34%+316+6.1%Added
Tudor Investment Corp Et Al5,447$763.0K0.02%+5,447New
Y-Intercept (Hong Kong) Ltd5,410$758.0K0.19%+5,410New
Integrated Advisors Network LLC5,395$756.0K0.06%+374+7.4%Added
MEAG MUNICH ERGO, Kapitalanlagegesellschaft mbH5,349$749.0K0.07%−144−2.6%Reduced
Kentucky Retirement Systems Insurance Trust Fund5,333$747.0K0.08%−93−1.7%Reduced
PAX Financial Group, LLC5,322$746.0K0.19%+128+2.5%Added
Evercore Wealth Management, LLC5,266$737.0K0.01%−24−0.5%Reduced
Contravisory Investment Management, Inc.5,225$732.0K0.22%+43+0.8%Added
Kinneret Advisory, LLC5,185$726.0K0.09%00.0%Unchanged
Quantamental Technologies LLC5,152$722.0K0.64%+5,152New
PEAK6 Investments LLC5,124$718.0K0.02%+5,124New
BP PLC5,096$714.0K0.03%−2,299−31.1%Reduced
Trust Co of Virginia5,060$714.0K0.08%−100−1.9%Reduced
STRS Ohio5,070$710.0K0.00%+2,853+128.7%Added
Baird Financial Group, Inc.5,010$702.0K0.00%−486−8.8%Reduced
Captrust Financial Advisors5,009$702.0K0.01%+1,868+59.5%Added
Banco Bilbao Vizcaya Argentaria, S.A.4,931$691.0K0.01%+627+14.6%Added
Wilbanks Smith & Thomas Asset Management LLC4,908$688.0K0.03%+488+11.0%Added
Horizon Investments, LLC4,888$685.0K0.02%−2,022−29.3%Reduced
Sawgrass Asset Management LLC4,868$682.0K0.06%+35+0.7%Added
Apollon Wealth Management, LLC4,837$678.0K0.12%−785−14.0%Reduced
Capital Asset Advisory Services LLC4,749$665.0K0.07%+273+6.1%Added
National Asset Management, Inc.4,752$665.0K0.02%+294+6.6%Added
Tributary Capital Management, LLC4,739$664.0K0.05%+2,916+160.0%Added
World Asset Management Inc4,710$660.0K0.06%+4+0.1%Added
Eqis Capital Management, Inc.4,660$653.0K0.05%−256−5.2%Reduced
Oppenheimer Asset Management Inc.4,656$652.0K0.01%−1,834−28.3%Reduced
Shell Asset Management Co4,621$647.0K0.01%+820+21.6%Added
Regentatlantic Capital LLC4,562$639.0K0.02%+108+2.4%Added
HighPoint Advisor Group LLC4,521$633.0K0.06%+772+20.6%Added
Ossiam4,523$630.0K0.02%−2,384−34.5%Reduced
Seeyond4,484$628.0K0.06%+20+0.4%Added
Fiduciary Trust Co4,463$625.0K0.01%+112+2.6%Added
BBVA USA4,454$624.0K0.03%+4,454New
Occudo Quantitative Strategies LP4,425$620.0K0.09%+4,425New
Proequities, Inc.4,372$612.0K0.04%+344+8.5%Added
Glenview State Bank Trust Dept.4,338$608.0K0.19%00.0%Unchanged
J. W. Coons Advisors, LLC4,332$606.0K0.21%−24−0.6%Reduced
Ellis Investment Partners, LLC4,333$606.0K0.15%00.0%Unchanged
Sunbelt Securities, Inc.4,325$605.0K0.11%−16−0.4%Reduced
Tuttle Tactical Management4,308$603.0K0.27%+4,308New
AGF Investments LLC4,283$600.0K0.06%−851−16.6%Reduced
Cetera Advisor Networks LLC4,247$595.0K0.01%+1,007+31.1%Added
Cipher Capital LP4,238$594.0K0.33%+4,238New
Veritable, L.P.4,210$590.0K0.01%+23+0.5%Added
Jefferies Group LLC4,211$589.9K0.01%−4,406−51.1%Reduced
St Germain D J Co Inc4,195$588.0K0.04%00.0%Unchanged
Virtue Capital Management, LLC4,153$582.0K0.12%−298−6.7%Reduced
Signature Estate & Investment Advisors LLC4,136$579.0K0.03%+2,270+121.7%Added
44 Wealth Management LLC4,096$574.0K0.22%−1,626−28.4%Reduced
Csenge Advisory Group4,069$571.0K0.05%+4,069New
Savant Capital, LLC4,056$568.0K0.02%+7+0.2%Added
Grove Bank & Trust4,018$563.0K0.12%00.0%Unchanged
Pearl River Capital, LLC4,019$563.0K0.16%+4,019New
Rothschild Investment Corp4,001$560.0K0.04%00.0%Unchanged
Versor Investments LP3,931$551.0K0.02%+1,976+101.1%Added
Tower Research Capital LLC (TRC)3,928$550.0K0.01%−13,687−77.7%Reduced
Wrapmanager Inc3,877$543.0K0.14%+485+14.3%Added
Allred Capital Management, LLC3,770$528.0K0.26%−110−2.8%Reduced
Krane Funds Advisors LLC3,758$526.0K0.02%+288+8.3%Added
Natixis Investment Managers International3,750$525.0K0.03%00.0%Unchanged
Advisory Services Network, LLC3,729$523.0K0.02%+68+1.9%Added
Private Advisory Group LLC3,649$511.0K0.13%00.0%Unchanged
Winton Group Ltd3,648$511.0K0.03%+1,246+51.9%Added
Summit X, LLC3,619$509.0K0.13%−69−1.9%Reduced
Prudent Man Advisors, LLC3,611$506.0K0.20%+3,611New
Winfield Associates, Inc.3,585$502.0K0.19%00.0%Unchanged
Gilbert & Cook, Inc.3,584$502.0K0.09%+144+4.2%Added
Symmetry Partners, LLC3,522$493.0K0.03%00.0%Unchanged
Toroso Investments, LLC3,518$493.0K0.02%+444+14.4%Added
O'Shaughnessy Asset Management, LLC3,516$493.0K0.01%+1,087+44.8%Added