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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 2023

Institutional positions in Arthur J. Gallagher & Co. as of Mar 31, 2023. 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
951
+48 vs. Q4 2022
Shares held
232.1M
+51.3M (+28.4%) vs. Q4 2022
Total value
$34.7B
+$616.1M (+1.8%) vs. Q4 2022
New holders
117
381 more added
Sold out
69
304 more reduced

18 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2022: 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 2023: 951 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 heldQ1 2023: $34.7B
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, Q1 2023

Shares, value and share of portfolio for each institution holding Arthur J. Gallagher & Co.; share changes are against Q4 2022.

Institutions holding AJG in Q1 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Busey Wealth Management15,533$2.97M0.13%00.0%Unchanged
Romano Brothers and Company15,664$3.00M0.46%+50+0.3%Added
Vestcor Inc15,677$3.00M0.11%−63−0.4%Reduced
Legacy Wealth Management, LLC15,971$3.06M1.69%00.0%Unchanged
Point72 Europe (London) LLP16,100$3.08M0.92%+16,100New
Otter Creek Advisors, LLC16,200$3.10M4.08%+1,000+6.6%Added
Maryland State Retirement & Pension System16,361$3.13M0.07%00.0%Unchanged
Janney Montgomery Scott LLC16,405$3.14M0.01%+2,082+14.5%Added
Barbara Oil Co.16,500$3.16M1.51%00.0%Unchanged
Dorsey Wright & Associates16,682$3.19M0.97%−185−1.1%Reduced
Kentucky Retirement Systems16,770$3.21M0.12%+233+1.4%Added
Avantax Advisory Services, Inc.16,827$3.22M0.04%+2,476+17.3%Added
Elo Mutual Pension Insurance Co16,834$3.22M0.10%+576+3.5%Added
Sumitomo Mitsui DS Asset Management Company, Ltd17,087$3.27M0.06%+216+1.3%Added
Alerus Financial NA17,156$3.28M0.29%−130−0.8%Reduced
First Hawaiian Bank17,481$3.34M0.11%+980+5.9%Added
Baird Financial Group, Inc.17,660$3.38M0.01%+13,112+288.3%Added
Securian Asset Management, Inc17,797$3.40M0.09%+141+0.8%Added
Mercer Global Advisors Inc17,906$3.43M0.02%+612+3.5%Added
Hartford Investment Management Co18,130$3.47M0.12%−1,904−9.5%Reduced
Geneos Wealth Management Inc.18,166$3.48M0.21%−5,507−23.3%Reduced
PFG Advisors18,312$3.50M0.29%+529+3.0%Added
Aviva PLC18,364$3.51M0.02%−15,716−46.1%Reduced
Trust Co of Toledo NA18,612$3.56M0.64%−1,002−5.1%Reduced
Occudo Quantitative Strategies LP18,651$3.57M0.32%+10,874+139.8%Added
Twin Tree Management, LP19,094$3.65M0.10%+15,673+458.1%Added
Crossmark Global Holdings, Inc.19,188$3.67M0.09%+203+1.1%Added
National Bank of Canada19,432$3.72M0.01%−1,889−8.9%Reduced
Central Trust Co19,574$3.74M0.11%−570−2.8%Reduced
Fifth Third Bancorp19,722$3.77M0.02%−426−2.1%Reduced
Nordea Investment Management AB19,979$3.81M0.01%−3,202−13.8%Reduced
Boothbay Fund Management, LLC19,900$3.81M0.11%+17,770+834.3%Added
Stratos Wealth Partners, LTD.19,924$3.81M0.10%+379+1.9%Added
Teachers Retirement System of the State of Kentucky19,990$3.82M0.04%00.0%Unchanged
Edmond de Rothschild Holding S.A.20,146$3.85M0.09%−2,725−11.9%Reduced
Capital International Ltd20,217$3.87M0.23%+701+3.6%Added
Flputnam Investment Management Co20,500$3.92M0.13%−3,105−13.2%Reduced
Ethic Inc.20,681$3.96M0.16%+3,691+21.7%Added
Torray LLC20,719$3.96M0.71%+20,719New
First American Bank21,085$4.03M0.37%+146+0.7%Added
Capital Fund Management S.A.21,461$4.11M0.08%−14,949−41.1%Reduced
Atria Investments LLC21,567$4.13M0.08%+6,712+45.2%Added
Levy Wealth Management Group, LLC22,079$4.22M1.30%+65+0.3%Added
Nissay Asset Management Corp22,231$4.25M0.04%−746−3.2%Reduced
CIBC World Markets Inc.22,278$4.26M0.02%−1,142−4.9%Reduced
Brookmont Capital Management22,677$4.34M2.73%−183−0.8%Reduced
Commonwealth Equity Services, LLC22,687$4.34M0.01%+3,820+20.2%Added
Candriam Luxembourg S.C.A.25,114$4.42M0.03%−46,741−65.0%Reduced
Commerce Bank23,641$4.52M0.04%+1,818+8.3%Added
Snowden Capital Advisors LLC23,958$4.58M0.18%+8,001+50.1%Added
Bain Capital Public Equity, LP24,019$4.60M5.00%+15,061+168.1%Added
Cetera Investment Advisers24,135$4.62M0.04%+2,195+10.0%Added
New Vernon Investment Management LLC24,282$4.65M9.56%00.0%Unchanged
Ballew Advisors, Inc22,255$4.69M3.42%−1,399−5.9%Reduced
KG&L Capital Management,LLC24,591$4.70M2.47%00.0%Unchanged
Bishop Rock Capital, L.P.24,805$4.75M7.36%−3,451−12.2%Reduced
McKinley Carter Wealth Services, Inc.24,870$4.76M0.37%+499+2.0%Added
Czech National Bank24,985$4.78M0.12%+306+1.2%Added
Kerrisdale Advisers, LLC25,085$4.80M1.42%00.0%Unchanged
Pinebridge Investments, L.P.25,196$4.82M0.05%+25,104+27,287.0%Added
CWM, LLC25,938$4.96M0.03%+22+0.1%Added
Cornerstone Advisors, LLC26,000$4.97M0.23%+26,000New
Park Avenue Securities LLC26,134$5.00M0.09%+253+1.0%Added
Family Legacy, Inc.26,211$5.01M2.15%+896+3.5%Added
O'Shaughnessy Asset Management, LLC26,347$5.04M0.08%+10,499+66.2%Added
Bradley Foster & Sargent Inc26,717$5.11M0.12%−61−0.2%Reduced
Gulf International Bank (UK) Ltd27,686$5.30M0.11%−5,165−15.7%Reduced
Xponance, Inc.27,728$5.30M0.08%+982+3.7%Added
CIBC World Markets Corp27,861$5.33M0.09%−41,822−60.0%Reduced
Jump Financial, LLC27,900$5.34M0.22%+27,900New
Ayrshire Capital Management LLC28,046$5.37M3.66%+12,287+78.0%Added
First American Trust, FSB28,629$5.48M0.81%+28,629New
Bollard Group LLC28,947$5.54M0.20%+84+0.3%Added
CAPROCK Group, Inc.29,209$5.59M0.43%−117−0.4%Reduced
Schwab Charitable Fund29,740$5.69M0.52%+16,390+122.8%Added
Miura Global Management, LLC30,000$5.74M3.34%+30,000New
Mutual of America Capital Management LLC30,344$5.81M0.07%+229+0.8%Added
Wealthfront Advisers LLC30,766$5.89M0.03%+6,268+25.6%Added
USS Investment Management Ltd31,331$5.99M0.08%+636+2.1%Added
BNP PARIBAS ASSET MANAGEMENT Holding S.A.31,509$6.03M0.02%+140.0%Added
Silvant Capital Management LLC31,548$6.04M0.39%00.0%Unchanged
TD Private Client Wealth LLC31,996$6.12M0.27%+2,881+9.9%Added
Douglass Winthrop Advisors, LLC32,369$6.19M0.16%−1,165−3.5%Reduced
Sigma Investment Counselors Inc32,497$6.22M0.48%−143−0.4%Reduced
Private Advisor Group, LLC32,825$6.28M0.06%−1,403−4.1%Reduced
New York Life Investment Management LLC33,163$6.34M0.07%+181+0.5%Added
Public Employees Retirement Association of Colorado33,530$6.42M0.03%−85−0.3%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)33,558$6.42M0.03%+712+2.2%Added
North Star Investment Management Corp.33,709$6.45M0.53%00.0%Unchanged
Janus Henderson Group PLC33,905$6.48M0.00%−2,653−7.3%Reduced
Dakota Wealth Management33,894$6.48M0.43%+30,549+913.3%Added
Yousif Capital Management, LLC34,190$6.54M0.09%−1,541−4.3%Reduced
DnB Asset Management AS34,370$6.58M0.04%+1,821+5.6%Added
Strategy Asset Managers LLC34,748$6.65M1.62%+1,603+4.8%Added
Running Oak Capital LLC35,139$6.72M1.92%−1,875−5.1%Reduced
Atlantic Union Bankshares Corp35,274$6.75M0.70%−3,046−7.9%Reduced
Forsta Ap-Fonden35,600$6.81M0.08%−6,300−15.0%Reduced
Marks Group Wealth Management, Inc35,848$6.86M0.88%−1,161−3.1%Reduced
Commonwealth of Pennsylvania Public School Empls Retrmt Sys35,955$6.88M0.06%+316+0.9%Added
IFM Investors Pty Ltd36,242$6.93M0.11%+1,200+3.4%Added