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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 2021

Institutional positions in Arthur J. Gallagher & Co. as of Mar 31, 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
732
No complete 13F data for Q4 2020
Shares held
165.4M
No complete 13F data for Q4 2020
Total value
$20.6B
No complete 13F data for Q4 2020

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 2021: 732 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 2021: $20.6B
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, Q1 2021

Shares, value and share of portfolio for each institution holding Arthur J. Gallagher & Co..

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.

Institutions holding AJG in Q1 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Belpointe Asset Management LLC2,449$305.0K0.03%––
Pathway Financial Advisors LLC2,100$308.0K0.12%––
Trustmark National Bank Trust Department2,483$310.0K0.03%––
Court Place Advisors, LLC2,498$312.0K0.10%––
Reynders McVeigh Capital Management, LLC2,514$314.0K0.02%––
JBJ Investment Partners, LLC2,527$315.0K0.07%––
GPS Wealth Strategies Group, LLC2,603$324.0K0.10%––
Employers Holdings, Inc.2,600$325.0K0.19%––
M Holdings Securities, Inc.2,630$328.0K0.03%––
Linscomb & Williams, Inc.2,693$336.0K0.02%––
Ascent Wealth Partners, LLC2,695$336.0K0.07%––
Checchi Capital Advisers, LLC2,733$341.0K0.05%––
Guyasuta Investment Advisors Inc2,800$349.0K0.03%––
Ameritas Investment Partners, Inc.2,798$349.0K0.01%––
Yorktown Management & Research Co Inc2,800$349.0K0.29%––
KC Investment Advisors, LLC2,810$351.0K0.32%––
Webster Bank, N. A.2,850$356.0K0.04%––
Dana Investment Advisors, Inc.2,873$358.0K0.02%––
Horizon Kinetics Asset Management LLC2,882$360.0K0.01%––
Putnam Investments LLC2,897$361.0K0.00%––
Livforsakringsbolaget Skandia, Omsesidigt2,900$362.0K0.03%––
Argent Trust Co2,929$365.0K0.03%––
Everence Capital Management Inc2,930$366.0K0.03%––
HBK Sorce Advisory LLC2,953$368.0K0.02%––
Somerset Trust Co2,975$371.0K0.16%––
Transform Wealth, LLC2,975$371.0K0.07%––
Merrion Investment Management Co, LLC3,000$374.0K0.31%––
Country Club Trust Company, n.a.3,000$377.0K0.04%––
Profund Advisors LLC3,038$379.0K0.01%––
Occidental Asset Management, LLC3,034$379.0K0.11%––
IndexIQ Advisors LLC3,054$381.0K0.01%––
Quantitative Value Technologies, LLC3,063$382.0K0.82%––
Toroso Investments, LLC3,074$384.0K0.02%––
Echo Street Capital Management LLC3,097$386.0K0.00%––
Colonial Trust Advisors3,110$388.0K0.05%––
Gyon Technologies Capital Management, LP3,116$389.0K0.17%––
Alphasimplex Group, LLC3,129$390.0K0.16%––
Captrust Financial Advisors3,141$392.0K0.00%––
AlphaMark Advisors, LLC3,232$403.0K0.15%––
Cetera Advisor Networks LLC3,240$404.0K0.01%––
Granite Investment Advisors, LLC3,270$408.0K0.07%––
Cozad Asset Management Inc3,275$409.0K0.07%––
First Horizon Corp3,297$411.0K0.04%––
Polar Asset Management Partners Inc.3,294$411.0K0.01%––
Mirabella Financial Services LLP3,302$412.0K0.13%––
VeraBank, N.A.3,300$412.0K0.27%––
Texas Capital Bancshares Inc3,310$413.0K0.33%––
Vontobel Holding Ltd.3,346$417.0K0.00%––
Park National Corp3,386$422.0K0.02%––
Wrapmanager Inc3,392$423.0K0.12%––
Clifford Swan Investment Counsel LLC3,400$424.0K0.02%––
Archer Investment Corp3,400$424.2K0.17%––
Banque Cantonale Vaudoise3,405$425.0K0.02%––
Scotia Capital Inc.3,411$426.0K0.00%––
Financial Counselors Inc3,430$428.0K0.01%––
Gilbert & Cook, Inc.3,440$429.0K0.08%––
Phocas Financial Corp.3,450$430.0K0.06%––
Krane Funds Advisors LLC3,470$433.0K0.02%––
Mitchell Sinkler & Starr3,485$435.0K0.42%––
DCM Advisors, LLC3,500$437.0K0.25%––
Symmetry Partners, LLC3,522$439.0K0.03%––
Winfield Associates, Inc.3,585$447.0K0.18%––
Jane Street Group, LLC3,579$447.0K0.00%––
Kestra Private Wealth Services, LLC3,591$448.0K0.03%––
Maryland Capital Management3,613$451.0K0.03%––
Private Advisory Group LLC3,649$455.0K0.13%––
Summit X, LLC3,688$456.0K0.13%––
Advisory Services Network, LLC3,661$457.0K0.02%––
Archford Capital Strategies, LLC3,438$464.0K0.12%––
Natixis Investment Managers International3,750$467.0K0.03%––
Vident Investment Advisory, LLC3,744$467.0K0.02%––
Shell Asset Management Co3,801$474.0K0.01%––
Redpoint Investment Management Pty Ltd3,845$480.0K0.04%––
Allred Capital Management, LLC3,880$484.1K0.22%––
Baker Tilly Wealth Management, LLC3,885$485.0K0.10%––
HighPoint Advisor Group LLC3,749$497.0K0.06%––
ETF Managers Group, LLC3,954$497.0K0.01%––
Rothschild Investment Corp4,001$499.0K0.04%––
Ethic Inc.4,006$500.0K0.09%––
Grove Bank & Trust4,018$501.0K0.12%––
Proequities, Inc.4,028$503.0K0.04%––
Savant Capital, LLC4,049$505.0K0.03%––
Weld Capital Management LLC4,054$506.0K0.21%––
Anchor Investment Management, LLC4,100$511.6K0.08%––
Veritable, L.P.4,187$522.0K0.01%––
St Germain D J Co Inc4,195$523.0K0.04%––
Banco Bilbao Vizcaya Argentaria, S.A.4,304$537.0K0.01%––
J. W. Coons Advisors, LLC4,356$541.0K0.19%––
Glenview State Bank Trust Dept.4,338$541.0K0.18%––
Ellis Investment Partners, LLC4,333$541.0K0.15%––
Sunbelt Securities, Inc.4,341$542.0K0.11%––
Fiduciary Trust Co4,351$543.0K0.01%––
DuPont Capital Management Corp4,364$544.0K0.01%––
TrinityPoint Wealth, LLC4,398$549.0K0.13%––
Wilbanks Smith & Thomas Asset Management LLC4,420$551.0K0.02%––
Virtue Capital Management, LLC4,451$555.0K0.13%––
Regentatlantic Capital LLC4,454$556.0K0.02%––
Seeyond4,464$556.0K0.06%––
National Asset Management, Inc.4,458$557.0K0.02%––
BBVA USA Bancshares, Inc.4,469$558.0K0.03%––