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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 2024

Institutional positions in Arthur J. Gallagher & Co. as of Mar 31, 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
1,130
+59 vs. Q4 2023
Shares held
186.3M
−25.9K (0.0%) vs. Q4 2023
Total value
$46.5B
+$4.65B (+11.1%) vs. Q4 2023
New holders
135
432 more added
Sold out
76
398 more reduced

11 institutions that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2023: 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 2024: 1,130 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 2024: $46.5B
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 2024

Shares, value and share of portfolio for each institution holding Arthur J. Gallagher & Co.; share changes are against Q4 2023.

Institutions holding AJG in Q1 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Siemens Fonds Invest GmbH7,120$1.78M0.14%−95−1.3%Reduced
Proequities, Inc.7,002$1.75M0.11%+409+6.2%Added
Prosperity Consulting Group, LLC6,953$1.74M0.22%+440+6.8%Added
Lincoln National Corp6,948$1.74M0.03%+1,875+37.0%Added
Meiji Yasuda Life Insurance Co6,940$1.74M0.04%−824−10.6%Reduced
Northwestern Mutual Investment Management Company, LLC6,880$1.72M0.04%+47+0.7%Added
Boston Private Wealth LLC6,878$1.72M0.04%−430−5.9%Reduced
AIA Group Ltd6,869$1.72M0.06%+2,546+58.9%Added
Contravisory Investment Management, Inc.6,848$1.71M0.38%−253−3.6%Reduced
Concurrent Investment Advisors, LLC6,783$1.70M0.07%+1,035+18.0%Added
Oppenheimer & Co Inc6,760$1.69M0.03%−2,108−23.8%Reduced
Cabot Wealth Management Inc6,708$1.68M0.22%−1,333−16.6%Reduced
UniSuper Management Pty Ltd6,604$1.65M0.02%+4,728+252.0%Added
Heritage Wealth Management, LLC6,563$1.64M0.84%−365−5.3%Reduced
Meiji Yasuda Asset Management Co Ltd.6,518$1.63M0.07%−10,756−62.3%Reduced
RFG Advisory, LLC6,514$1.63M0.06%+709+12.2%Added
Harbor Advisors LLC6,500$1.63M0.30%00.0%Unchanged
HighPoint Advisor Group LLC6,484$1.62M0.11%−21−0.3%Reduced
Benjamin Edwards Inc6,456$1.61M0.32%−1,557−19.4%Reduced
Bleakley Financial Group, LLC6,436$1.61M0.05%−520−7.5%Reduced
Simplicity Wealth,LLC6,420$1.61M0.04%+6,420New
Stephens Inc6,313$1.58M0.02%+25+0.4%Added
Signature Estate & Investment Advisors LLC6,283$1.57M0.04%−55−0.9%Reduced
WBH Advisory Inc6,269$1.57M0.16%−759−10.8%Reduced
Schechter Investment Advisors, LLC5,987$1.50M0.11%−51−0.8%Reduced
Crawford Investment Counsel Inc5,952$1.49M0.03%−137−2.2%Reduced
TownSquare Capital, LLC5,913$1.48M0.02%−770−11.5%Reduced
Squarepoint Ops LLC5,880$1.47M0.01%−17,225−74.6%Reduced
Rakuten Investment Management, Inc.5,822$1.46M0.01%+5,288+990.3%Added
Apollon Wealth Management, LLC5,796$1.45M0.05%−1,613−21.8%Reduced
Coppell Advisory Solutions Corp.5,791$1.45M0.27%+5,791New
Builder Investment Group Inc5,702$1.43M0.42%−100−1.7%Reduced
MAI Capital Management5,675$1.42M0.01%−20.0%Reduced
Williamson Legacy Group, LLC5,672$1.42M1.10%−26−0.5%Reduced
South Dakota Investment Council5,624$1.41M0.03%00.0%Unchanged
Penobscot Investment Management Company, Inc.5,610$1.40M0.15%+632+12.7%Added
Seelaus Asset Management LLC5,603$1.40M1.40%00.0%Unchanged
Teacher Retirement System of Texas5,590$1.40M0.01%−49,191−89.8%Reduced
Dynamic Technology Lab Private Ltd5,566$1.39M0.15%+4,390+373.3%Added
Davenport & Co LLC5,457$1.36M0.01%+1,101+25.3%Added
Qsemble Capital Management, LP5,442$1.36M0.30%+429+8.6%Added
Handelsinvest Investeringsforvaltning5,437$1.36M0.65%−983−15.3%Reduced
RSM US Wealth Management LLC5,405$1.35M0.03%−190−3.4%Reduced
Dover Advisors, LLC5,400$1.35M0.92%+2,313+74.9%Added
Axxcess Wealth Management, LLC5,400$1.35M0.04%+221+4.3%Added
Gilbert & Cook, Inc.5,361$1.34M0.18%−37−0.7%Reduced
World Equity Group, Inc.5,320$1.33M0.27%−100−1.8%Reduced
Tokio Marine Asset Management Co Ltd5,301$1.33M0.07%00.0%Unchanged
Degroof Petercam Asset Management5,300$1.33M0.02%00.0%Unchanged
Evercore Wealth Management, LLC5,289$1.32M0.02%−277−5.0%Reduced
Covenant Partners, LLC5,288$1.32M0.39%00.0%Unchanged
Peterson Wealth Management5,218$1.30M0.94%+3,900+295.9%Added
F/M Investments LLC5,167$1.29M0.87%−33−0.6%Reduced
Meadow Creek Wealth Advisors LLC5,119$1.28M0.89%+5,119New
Advisors Asset Management, Inc.5,116$1.28M0.02%−3,752−42.3%Reduced
Allworth Financial LP5,001$1.25M0.01%−925−15.6%Reduced
Essex Investment Management Co LLC4,902$1.23M0.24%00.0%Unchanged
NEOS Investment Management LLC4,887$1.22M0.08%+1,828+59.8%Added
Hanlon Investment Management, Inc.4,884$1.22M0.37%−208−4.1%Reduced
Veriti Management LLC4,849$1.21M0.09%+550+12.8%Added
DRW Securities, LLC4,818$1.20M0.07%+4,818New
Oak Ridge Investments LLC4,808$1.20M0.12%−560−10.4%Reduced
TD Waterhouse Canada Inc.4,727$1.20M0.01%−12−0.3%Reduced
Lido Advisors, LLC4,795$1.20M0.01%+151+3.3%Added
Schear Investment Advisers, LLC4,773$1.19M0.96%+840+21.4%Added
Unigestion Holding SA4,726$1.18M0.06%+4,726New
Sunbelt Securities, Inc.4,700$1.18M0.13%+136+3.0%Added
Merrion Investment Management Co, LLC4,700$1.18M0.84%00.0%Unchanged
Advisor OS, LLC4,685$1.17M0.13%+1,989+73.8%Added
Kestra Private Wealth Services, LLC4,647$1.16M0.03%−280−5.7%Reduced
Miracle Mile Advisors, LLC4,558$1.14M0.03%+42+0.9%Added
Everence Capital Management Inc4,520$1.13M0.07%00.0%Unchanged
Fiduciary Family Office, LLC4,413$1.10M0.43%+1,089+32.8%Added
Dana Investment Advisors, Inc.4,383$1.10M0.04%00.0%Unchanged
Keeley-Teton Advisors, LLC4,373$1.09M0.13%−107−2.4%Reduced
Ellis Investment Partners, LLC4,334$1.08M0.24%+10.0%Added
Connecticut Wealth Management, LLC4,304$1.08M0.06%+76+1.8%Added
Iams Wealth Management, LLC4,333$1.06M0.65%−242−5.3%Reduced
Assenagon Asset Management S.A.4,236$1.06M0.00%−65,816−94.0%Reduced
Alera Investment Advisors, LLC4,221$1.06M0.14%−12−0.3%Reduced
St Germain D J Co Inc4,219$1.05M0.05%00.0%Unchanged
HMS Capital Management, LLC4,191$1.05M0.58%+464+12.4%Added
TrinityPoint Wealth, LLC4,145$1.04M0.17%+107+2.6%Added
Lakeview Capital Partners, LLC4,112$1.03M0.17%+482+13.3%Added
EPG Wealth Management LLC4,061$1.02M0.25%+33+0.8%Added
NVWM, LLC4,036$1.01M0.28%+2,564+174.2%Added
RMB Capital Management, LLC4,034$1.01M0.02%+869+27.5%Added
Everett Harris & Co4,021$1.01M0.01%+732+22.3%Added
Alberta Investment Management Corp4,000$1.00M0.01%00.0%Unchanged
Balentine LLC3,963$991.0K0.03%−605−13.2%Reduced
Capstone Investment Advisors, LLC3,895$973.9K0.02%+3,620+1,316.4%Added
Wrapmanager Inc3,835$958.9K0.27%−100−2.5%Reduced
Vestcor Inc3,829$957.0K0.03%−564−12.8%Reduced
Wedbush Securities Inc3,828$957.0K0.04%+240+6.7%Added
Tritonpoint Wealth, LLC3,734$955.6K0.10%−559−13.0%Reduced
Private Advisory Group LLC3,803$950.8K0.14%−301−7.3%Reduced
Guinness Atkinson Asset Management Inc3,802$950.7K0.45%00.0%Unchanged
DoubleLine ETF Adviser LP3,798$949.7K0.24%+203+5.6%Added
Signaturefd, LLC3,786$946.7K0.02%+319+9.2%Added
PFG Investments, LLC3,771$942.9K0.06%+509+15.6%Added