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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, Q1 2025

Institutional positions in Arthur J. Gallagher & Co. as of Mar 31, 2025. 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
1,359
+57 vs. Q4 2024
Shares held
228.9M
−2.17M (−0.9%) vs. Q4 2024
Total value
$79.0B
+$13.4B (+20.4%) vs. Q4 2024
New holders
178
549 more added
Sold out
121
448 more reduced

23 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2024: 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 2025: 1,359 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 2025: $79.0B
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 2025

Shares, value and share of portfolio for each institution holding Arthur J. Gallagher & Co.; share changes are against Q4 2024.

Institutions holding AJG in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Sawgrass Asset Management LLC2,860$987.4K0.12%−243−7.8%Reduced
EverSource Wealth Advisors, LLC2,858$987.0K0.05%+742+35.1%Added
D.A. Davidson & Co.2,857$986.4K0.01%−83−2.8%Reduced
We Are One Seven, LLC2,851$984.3K0.04%+1,384+94.3%Added
Webster Bank, N. A.2,850$983.9K0.11%00.0%Unchanged
Spire Wealth Management2,844$982.0K0.03%+470+19.8%Added
Adviser Investments LLC2,818$973.0K0.01%−10−0.4%Reduced
Empower Advisory Group, LLC2,818$972.9K0.00%−63−2.2%Reduced
Burney Co2,800$966.7K0.04%−40−1.4%Reduced
Guyasuta Investment Advisors Inc2,800$966.7K0.06%00.0%Unchanged
Scotia Capital Inc.2,786$961.8K0.01%−117−4.0%Reduced
Park National Corp2,781$960.1K0.04%−20−0.7%Reduced
Ashton Thomas Private Wealth, LLC2,746$948.0K0.04%+35+1.3%Added
Williamson Legacy Group, LLC2,731$942.9K0.90%+2,731New
Avantax Planning Partners, Inc.2,714$936.9K0.03%−745−21.5%Reduced
Full Sail Capital, LLC2,710$935.6K0.06%−357−11.6%Reduced
Linscomb & Williams, Inc.2,640$911.4K0.05%+12+0.5%Added
Kestra Private Wealth Services, LLC2,612$901.8K0.02%−175−6.3%Reduced
Catalina Capital Group, LLC2,611$901.4K0.60%−769−22.8%Reduced
Aster Capital Management (DIFC) Ltd2,649$894.7K0.17%+2,649New
Dorsey & Whitney Trust CO LLC2,588$893.5K0.05%−1,082−29.5%Reduced
Crawford Investment Counsel Inc2,581$890.9K0.02%−58−2.2%Reduced
Pinnacle Financial Partners Inc2,564$885.2K0.02%+224+9.6%Added
NorthCrest Asset Manangement, LLC2,549$880.0K0.03%+2,549New
Cigna Investments Inc2,503$864.0K0.16%−24−0.9%Reduced
Bank of New Hampshire2,500$863.1K0.23%00.0%Unchanged
Okabena Investment Services Inc2,494$861.0K0.22%00.0%Unchanged
Clarus Wealth Advisors2,658$860.6K0.46%−255−8.8%Reduced
Csenge Advisory Group2,598$855.4K0.05%−116−4.3%Reduced
Sanibel Captiva Trust Company, Inc.2,476$854.8K0.03%+800+47.7%Added
Texas Capital Bancshares Inc2,459$848.9K0.36%00.0%Unchanged
Walleye Trading LLC2,454$847.2K0.02%+2,454New
Ameritas Investment Partners, Inc.2,443$843.4K0.03%00.0%Unchanged
Roundview Capital LLC2,439$842.0K0.06%+10+0.4%Added
Mather Group, LLC.2,438$841.6K0.01%+58+2.4%Added
Bay Colony Advisory Group, Inc d/b/a Bay Colony Advisors2,457$837.2K0.13%−45−1.8%Reduced
Dynasty Wealth Management, LLC2,423$836.6K0.01%+28+1.2%Added
Anchor Investment Management, LLC2,422$836.1K0.08%00.0%Unchanged
Prudent Man Advisors, LLC2,390$825.1K0.30%+72+3.1%Added
Foundation Wealth Management, LLC2,384$823.1K0.39%−156−6.1%Reduced
Accurate Wealth Management, LLC2,453$818.6K0.16%−788−24.3%Reduced
Syon Capital LLC2,368$817.6K0.07%+34+1.5%Added
Advisory Alpha, LLC2,356$813.5K0.03%+797+51.1%Added
Live Oak Private Wealth LLC2,344$809.2K0.13%00.0%Unchanged
Choate Investment Advisors2,339$807.5K0.02%−57−2.4%Reduced
Ingalls & Snyder LLC2,328$804.0K0.03%+2+0.1%Added
Equitable Holdings, Inc.2,323$802.0K0.01%+454+24.3%Added
ERn Financial, LLC2,319$800.5K0.13%−28−1.2%Reduced
Capital Asset Advisory Services LLC2,324$799.7K0.04%−32−1.4%Reduced
Montag A & Associates Inc2,300$794.1K0.04%00.0%Unchanged
Phocas Financial Corp.2,300$794.1K0.12%00.0%Unchanged
Virtue Capital Management, LLC2,292$790.0K0.09%−643−21.9%Reduced
SCS Capital Management LLC2,277$786.1K0.01%+2,277New
Ellevest, Inc.2,271$784.0K0.05%+568+33.4%Added
Stock Yards Bank & Trust Co2,269$783.4K0.03%+86+3.9%Added
Clarendon Private LLC2,267$782.6K0.83%+597+35.7%Added
Country Club Bank2,277$775.9K0.05%00.0%Unchanged
Hartline Investment Corp2,200$759.5K0.10%00.0%Unchanged
Clifford Group, LLC2,197$758.3K0.71%−122−5.3%Reduced
Forum Financial Management, LP2,175$750.9K0.01%−172−7.3%Reduced
Private Trust Co NA2,170$749.2K0.08%+75+3.6%Added
Personal Cfo Solutions, LLC2,160$745.7K0.15%+346+19.1%Added
IFP Advisors, Inc2,156$744.3K0.02%+416+23.9%Added
Garde Capital, Inc.2,139$738.6K0.04%+1,139+113.9%Added
Pitcairn Co2,124$733.3K0.04%+60+2.9%Added
Smithfield Trust Co2,123$733.0K0.04%00.0%Unchanged
Colonial Trust Advisors2,110$728.5K0.06%00.0%Unchanged
Pathway Financial Advisors LLC2,100$725.0K0.13%00.0%Unchanged
V-Square Quantitative Management LLC2,092$722.2K0.11%−174−7.7%Reduced
44 Wealth Management LLC2,083$719.1K0.27%+71+3.5%Added
Edmond de Rothschild Holding S.A.2,074$716.0K0.01%−228−9.9%Reduced
EP Wealth Advisors, LLC2,071$715.0K0.01%+114+5.8%Added
NorthRock Partners, LLC2,069$714.3K0.02%+2+0.1%Added
Balboa Wealth Partners2,064$712.7K0.17%−186−8.3%Reduced
Tiaa Trust, National Association2,062$712.0K0.00%−2,020−49.5%Reduced
Regal Investment Advisors LLC2,061$711.4K0.06%+358+21.0%Added
Graypoint LLC2,058$710.5K0.04%+134+7.0%Added
Somerset Trust Co2,041$704.6K0.25%−49−2.3%Reduced
Cynosure Management, LLC2,026$699.5K0.10%−75−3.6%Reduced
Nixon Peabody Trust Co2,025$699.1K0.06%−550−21.4%Reduced
Legacy Capital Wealth Partners, LLC2,015$695.5K0.17%+104+5.4%Added
Oakworth Capital, Inc.2,011$694.3K0.05%+9+0.4%Added
Smartleaf Asset Management LLC2,029$691.4K0.07%+42+2.1%Added
Biltmore Family Office, LLC2,000$690.5K0.12%00.0%Unchanged
GeoWealth Management, LLC1,973$681.2K0.03%−113−5.4%Reduced
Horizon Kinetics Asset Management LLC1,957$675.6K0.01%00.0%Unchanged
Caldwell Trust Co1,944$671.1K0.07%+264+15.7%Added
Qtron Investments LLC1,944$671.1K0.10%+484+33.2%Added
Lantz Financial LLC1,943$670.8K0.18%+152+8.5%Added
Fukoku Mutual Life Insurance Co1,942$670.5K0.05%−40−2.0%Reduced
RiverGlades Family Offices LLC1,940$669.6K0.48%+77+4.1%Added
Patron Partners Advisors, LLC1,937$668.6K0.36%+180+10.2%Added
PAX Financial Group, LLC1,936$668.5K0.12%−526−21.4%Reduced
Raiffeisen Bank International AG1,948$663.8K0.01%+960+97.2%Added
Drive Wealth Management, LLC1,916$661.2K0.16%−13−0.7%Reduced
Invesco, LLC1,915$661.1K0.27%+56+3.0%Added
Integrated Wealth Concepts LLC1,895$654.2K0.01%+83+4.6%Added
Northside Capital Management, LLC1,891$652.8K0.11%00.0%Unchanged
Harbor Investment Advisory, LLC1,880$649.1K0.06%+1+0.1%Added
Kingsview Wealth Management, LLC1,879$648.6K0.01%+897+91.3%Added