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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, Q4 2023

Institutional positions in Arthur J. Gallagher & Co. as of Dec 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
1,082
+100 vs. Q3 2023
Shares held
186.4M
+1.48M (+0.8%) vs. Q3 2023
Total value
$41.9B
−$259.2M (−0.6%) vs. Q3 2023
New holders
163
413 more added
Sold out
63
356 more reduced

17 institutions that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2023: 1,082 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 heldQ4 2023: $41.9B
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, Q4 2023

Shares, value and share of portfolio for each institution holding Arthur J. Gallagher & Co.; share changes are against Q3 2023.

Institutions holding AJG in Q4 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Integrated Wealth Concepts LLC1,556$350.0K0.01%−1,376−46.9%Reduced
Hoxton Planning & Management, LLC1,556$350.0K0.19%−292−15.8%Reduced
Brevan Howard Capital Management LP1,562$351.3K0.04%+1,562New
Legacy Capital Wealth Partners, LLC1,568$352.5K0.10%−20−1.3%Reduced
Graypoint LLC1,571$353.3K0.03%+123+8.5%Added
River Wealth Advisors LLC1,577$354.6K0.06%−47−2.9%Reduced
West Branch Capital LLC1,580$355.3K0.17%−200−11.2%Reduced
Patron Partners Advisors, LLC1,585$356.4K0.24%+79+5.2%Added
Compton Wealth Advisory Group, LLC1,591$357.8K0.11%00.0%Unchanged
Aptus Capital Advisors, LLC1,599$359.6K0.01%−282−15.0%Reduced
LS Investment Advisors, LLC1,600$359.8K0.06%00.0%Unchanged
Patrick M Sweeney & Associates, Inc1,623$365.0K0.33%+1,623New
Lockerman Financial Group, Inc.1,630$366.6K0.85%00.0%Unchanged
Reynders McVeigh Capital Management, LLC1,650$371.0K0.02%00.0%Unchanged
Mount Yale Investment Advisors, LLC1,651$371.3K0.04%−249−13.1%Reduced
Strategic Wealth Partners, Ltd.1,658$372.9K0.05%+35+2.2%Added
Miller Investment Management, LP1,672$376.0K0.05%00.0%Unchanged
Ifrah Financial Services, Inc.1,687$379.4K0.11%−32−1.9%Reduced
BancorpSouth Bank1,691$380.3K0.03%00.0%Unchanged
ISAM Funds (UK) Ltd1,693$380.7K0.27%+1,693New
Vestor Capital, LLC1,693$381.0K0.04%−130−7.1%Reduced
Prio Wealth Limited Partnership1,696$381.4K0.01%00.0%Unchanged
AMG National Trust Bank1,700$382.3K0.01%00.0%Unchanged
Dynamic Advisor Solutions LLC1,713$385.9K0.01%+296+20.9%Added
Successful Portfolios LLC1,720$386.8K0.29%−3−0.2%Reduced
RiverGlades Family Offices LLC1,646$387.8K0.31%00.0%Unchanged
Wilbanks Smith & Thomas Asset Management LLC1,725$387.9K0.01%+19+1.1%Added
Longview Financial Advisors, Inc.1,728$388.8K0.31%+1,728New
Personal Cfo Solutions, LLC1,731$389.4K0.07%+120+7.4%Added
Obermeyer Wood Investment Counsel, LLLP1,732$389.5K0.03%00.0%Unchanged
SC&H Financial Advisors, Inc.1,750$393.5K0.11%−250−12.5%Reduced
Pinnacle Financial Partners Inc1,756$394.9K0.01%+237+15.6%Added
Wintrust Investments LLC1,769$398.0K0.04%−147−7.7%Reduced
Csenge Advisory Group1,770$398.0K0.02%+52+3.0%Added
Cookson Peirce & Co Inc1,776$399.0K0.02%+84+5.0%Added
Boston Common Asset Management, LLC1,790$403.0K0.01%−770−30.1%Reduced
Bartlett & Co. LLC1,804$403.0K0.01%00.0%Unchanged
Bartlett & Co. Wealth Management LLC1,804$403.1K0.01%00.0%Unchanged
Arlington Partners LLC1,800$404.8K0.12%−5−0.3%Reduced
Quadrant Capital Group LLC1,803$405.5K0.03%+77+4.5%Added
Mowery & Schoenfeld Wealth Management, LLC1,806$406.1K0.82%+1,806New
Drive Wealth Management, LLC1,828$411.0K0.13%+74+4.2%Added
Lake Street Financial LLC1,842$414.2K0.07%−17−0.9%Reduced
Simmons Bank1,845$414.9K0.03%−3−0.2%Reduced
Perpetual Ltd1,852$416.5K0.00%−742−28.6%Reduced
Invesco, LLC1,858$417.8K0.19%−25−1.3%Reduced
Change Path, LLC1,870$420.0K0.03%+37+2.0%Added
WSFS Capital Management, LLC1,874$421.4K0.03%+1,874New
UniSuper Management Pty Ltd1,876$421.9K0.00%+276+17.3%Added
Archford Capital Strategies, LLC1,879$422.4K0.08%−691−26.9%Reduced
Spire Wealth Management1,781$425.2K0.01%+608+51.8%Added
Northside Capital Management, LLC1,891$425.2K0.13%00.0%Unchanged
Alpine Woods Capital Investors, LLC1,895$426.1K0.06%−190−9.1%Reduced
Mirabella Financial Services LLP1,901$427.5K0.06%+1,901New
Penserra Capital Management LLC1,948$437.0K0.01%−4,116−67.9%Reduced
Hamilton Capital Partners Inc.1,947$437.8K0.09%+580+42.4%Added
Silver Oak Securities, Inc1,984$446.1K0.06%+1,984New
Insigneo Advisory Services, LLC1,986$446.6K0.06%+1,986New
Eqis Capital Management, Inc.1,995$448.7K0.04%−828−29.3%Reduced
Horizon Kinetics Asset Management LLC1,996$448.9K0.01%−138−6.5%Reduced
Biltmore Family Office, LLC2,000$449.8K0.09%00.0%Unchanged
Acadian Asset Management LLC2,010$451.0K0.00%−1,646−45.0%Reduced
Balboa Wealth Partners2,026$455.6K0.15%−271−11.8%Reduced
Shell Asset Management Co2,051$461.0K0.02%00.0%Unchanged
CX Institutional2,057$462.6K0.02%−16−0.8%Reduced
Bay Colony Advisory Group, Inc d/b/a Bay Colony Advisors2,059$463.0K0.09%−520−20.2%Reduced
Ellevest, Inc.2,080$467.8K0.03%−6−0.3%Reduced
Pitcairn Co2,085$468.9K0.03%+119+6.1%Added
Dorsey & Whitney Trust CO LLC2,093$470.7K0.04%+7+0.3%Added
Pathway Financial Advisors LLC2,100$472.2K0.14%00.0%Unchanged
Smithfield Trust Co2,108$473.0K0.03%00.0%Unchanged
Arlington Trust Co LLC2,105$473.4K0.13%+300+16.6%Added
Colonial Trust Advisors2,115$475.6K0.05%00.0%Unchanged
Catalina Capital Group, LLC2,120$476.8K0.37%+2,120New
Kolinsky Wealth Management, LLC2,151$483.7K0.43%+187+9.5%Added
Somerset Trust Co2,159$485.5K0.21%−636−22.8%Reduced
Oakworth Capital, Inc.2,160$485.7K0.04%+160+8.0%Added
Desjardins Global Asset Management Inc.2,162$486.2K0.05%−1,386−39.1%Reduced
Intact Investment Management Inc.2,200$494.7K0.02%+2,200New
Trust Co of Virginia2,203$495.4K0.05%00.0%Unchanged
IFP Advisors, Inc2,203$495.4K0.02%−337−13.3%Reduced
KLR Investment Advisors, LLC2,206$496.1K0.36%+96+4.5%Added
Keybank National Association2,206$496.1K0.00%+44+2.0%Added
Syon Capital LLC2,213$497.7K0.05%+315+16.6%Added
Qtron Investments LLC2,215$498.1K0.08%00.0%Unchanged
Live Oak Private Wealth LLC2,215$498.1K0.09%+200+9.9%Added
HB Wealth Management, LLC2,221$499.5K0.01%+91+4.3%Added
Cigna Investments Inc2,262$508.0K0.11%00.0%Unchanged
Country Club Bank2,277$508.8K0.04%00.0%Unchanged
Stock Yards Bank & Trust Co2,268$510.0K0.02%+3+0.1%Added
OneAscent Financial Services LLC2,276$512.0K0.06%+965+73.6%Added
McGlone Suttner Wealth Management, Inc.2,286$514.0K0.10%+88+4.0%Added
Steward Partners Investment Advisory, LLC2,290$514.9K0.01%+261+12.9%Added
Ingalls & Snyder LLC2,293$516.0K0.02%−7−0.3%Reduced
Clifford Group, LLC2,298$516.9K0.48%−2−0.1%Reduced
Phocas Financial Corp.2,300$517.2K0.07%00.0%Unchanged
Montag A & Associates Inc2,300$517.2K0.03%00.0%Unchanged
Forum Financial Management, LP2,338$525.8K0.01%00.0%Unchanged
Anchor Investment Management, LLC2,361$530.8K0.06%+800+51.2%Added
Meeder Advisory Services, Inc.2,363$531.4K0.06%−55−2.3%Reduced