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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
1,360
+58 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
179
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: 1,360 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 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 20251,342$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 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
Morton Capital Management LLC762$263.1K0.05%+12+1.6%Added
Evergreen Capital Management LLC767$264.8K0.01%+32+4.4%Added
Gryphon Financial Partners LLC769$265.4K0.04%+45+6.2%Added
Ignite Planners, LLC836$265.5K0.05%−352−29.6%Reduced
Advisors Capital Management, LLC771$266.5K0.00%−7−0.9%Reduced
Washington Trust Bank774$267.2K0.03%+37+5.0%Added
Altfest L J & Co Inc780$269.5K0.03%−17−2.1%Reduced
Beacon Investment Advisors LLC782$270.0K0.13%+53+7.3%Added
Moran Wealth Management, LLC790$272.7K0.01%+80+11.3%Added
OneAscent Family Office, LLC792$273.0K0.25%−240−23.3%Reduced
Mairs & Power Inc800$276.2K0.00%−976−55.0%Reduced
Westshore Wealth, LLC800$276.2K0.12%00.0%Unchanged
Voya Financial Advisors, Inc.812$276.7K0.03%+812New
Baker Tilly Wealth Management, LLC802$276.9K0.11%+41+5.4%Added
E Fund Management Co., Ltd.803$277.2K0.01%+803New
Wesbanco Bank Inc808$279.0K0.01%−13−1.6%Reduced
1620 Investment Advisors, Inc.808$279.0K0.21%00.0%Unchanged
BOS Asset Management, LLC808$279.0K0.10%00.0%Unchanged
Wealth Alliance813$280.7K0.03%−79−8.9%Reduced
Nelson, Van Denburg & Campbell Wealth Management Group, LLC817$282.1K0.01%−183−18.3%Reduced
Eastern Bank820$283.1K0.01%00.0%Unchanged
Alpha Family Trust820$283.1K0.17%+820New
Whipplewood Advisors, LLC1,013$283.8K0.17%+153+17.8%Added
SC&H Financial Advisors, Inc.824$284.5K0.06%00.0%Unchanged
Avestar Capital, LLC825$284.8K0.03%−291−26.1%Reduced
Consolidated Capital Management, LLC825$284.8K0.12%+825New
J. Safra Sarasin Holding AG826$285.2K0.01%+826New
Essex Savings Bank829$286.2K0.07%+1+0.1%Added
Avantra Family Wealth, Inc.830$286.5K0.27%+830New
Parcion Private Wealth LLC831$286.9K0.02%00.0%Unchanged
BXM Wealth LLC843$288.7K0.35%−254−23.2%Reduced
Bellecapital International Ltd.848$292.8K0.06%00.0%Unchanged
Bridgewater Advisors Inc.924$293.1K0.03%+924New
Coyle Financial Counsel LLC860$296.9K0.09%+860New
Camden Capital, LLC871$300.5K0.03%+7+0.8%Added
Creekmur Asset Management LLC875$302.2K0.06%+785+872.2%Added
Optivise Advisory Services LLC882$304.4K0.17%−167−15.9%Reduced
Brighton Jones LLC897$309.6K0.01%−46−4.9%Reduced
Guardian Wealth Advisors, LLC899$310.4K0.02%+9+1.0%Added
George Kaiser Family Foundation899$310.4K0.05%+899New
Maven Securities LTD900$310.7K0.07%−14,491−94.2%Reduced
Fort Sheridan Advisors LLC900$310.7K0.05%00.0%Unchanged
Lindbrook Capital, LLC910$314.2K0.03%+56+6.6%Added
Kaizen Financial Strategies911$314.5K0.18%+4+0.4%Added
W Advisors, LLC911$314.5K0.20%−625−40.7%Reduced
Koshinski Asset Management, Inc.916$316.2K0.03%+916New
Harbour Investments, Inc.917$316.5K0.01%−18−1.9%Reduced
Northwest Bancshares, Inc.917$316.6K0.06%00.0%Unchanged
Sierra Ocean, LLC919$317.6K0.25%+29+3.3%Added
Longboard Asset Management, LP924$319.0K0.94%00.0%Unchanged
Investmark Advisory Group LLC928$320.5K0.16%+1+0.1%Added
HM Payson & Co935$322.8K0.01%+324+53.0%Added
Clarius Group, LLC937$323.5K0.02%−9−1.0%Reduced
Verdence Capital Advisors LLC939$324.3K0.02%+7+0.8%Added
Verition Fund Management LLC948$327.3K0.00%−313,432−99.7%Reduced
Texas Bank & Trust Co950$328.0K0.14%00.0%Unchanged
MBB Public Markets I LLC957$330.4K0.04%+957New
Catalyst Financial Partners LLC960$331.4K0.06%+85+9.7%Added
Baader Bank INC995$331.6K0.03%+274+38.0%Added
KLCM Advisors, Inc.965$333.3K0.04%00.0%Unchanged
Fiduciary Family Office, LLC968$334.2K0.11%+968New
Grove Bank & Trust971$335.2K0.04%−29−2.9%Reduced
Carret Asset Management, LLC975$336.6K0.04%00.0%Unchanged
Pinnacle Wealth Management Advisory Group, LLC985$340.1K0.03%+19+2.0%Added
Financiere des Professionnels - Fonds d,investissement inc.987$340.8K0.02%+987New
Buffington Mohr McNeal988$341.1K0.07%+988New
Icon Wealth Advisors, LLC989$341.4K0.03%+989New
Empirical Financial Services, LLC d.b.a. Empirical Wealth Management991$342.1K0.01%+991New
Zions Bancorporation, National Association995$343.5K0.02%+995New
Premier Path Wealth Partners, LLC998$344.4K0.05%+998New
Trinity Financial Advisors LLC1,000$344.4K0.12%00.0%Unchanged
LongView Wealth Management1,000$345.2K0.10%−3−0.3%Reduced
RBF Capital, LLC1,000$345.2K0.02%00.0%Unchanged
RFP Financial Group LLC1,000$345.2K0.14%00.0%Unchanged
Capital Advisors Inc1,011$349.0K0.01%−6−0.6%Reduced
Hutchens & Kramer Investment Management Group, LLC1,022$352.8K0.19%+187+22.4%Added
Wayfinding Financial, LLC1,027$354.0K0.16%−226−18.0%Reduced
Lifestyle Asset Management, Inc.1,026$354.2K0.19%+1,026New
Kozak & Associates, Inc.1,035$354.9K0.09%00.0%Unchanged
Roble, Belko & Company, Inc1,029$355.0K0.06%−73−6.6%Reduced
Chung Wu Investment Group, LLC1,032$356.3K0.43%+1,032New
First Business Financial Services, Inc.1,037$358.0K0.04%00.0%Unchanged
Mechanics Bank Trust Department1,038$358.4K0.05%+1,038New
Atwood & Palmer Inc1,040$359.1K0.02%+484+87.1%Added
Glenview Trust Co1,041$359.4K0.01%+61+6.2%Added
PDS Planning, Inc1,043$360.1K0.03%+145+16.1%Added
Proficio Capital Partners LLC1,046$361.3K0.03%+98+10.3%Added
International Assets Investment Management, LLC1,047$361.5K0.03%+164+18.6%Added
Cherry Creek Investment Advisors, Inc.1,050$362.4K0.19%00.0%Unchanged
Red Spruce Capital, LLC1,050$362.5K0.17%00.0%Unchanged
Financial Engines Advisors L.L.C.1,050$362.6K0.00%+13+1.3%Added
Fulton Bank, N.A.1,052$363.2K0.01%+46+4.6%Added
Los Angeles Capital Management LLC1,056$364.6K0.00%−25−2.3%Reduced
Sivia Capital Partners, LLC1,059$365.8K0.17%+37+3.6%Added
Perennial Investment Advisors, LLC1,066$368.0K0.04%+76+7.7%Added
Cahaba Wealth Management, Inc.1,071$369.7K0.03%−46−4.1%Reduced
Legacy Capital Group California, Inc.1,072$370.1K0.13%+1,072New
L2 Asset Management, LLC1,075$371.1K0.08%+234+27.8%Added
Cary Street Partners Financial LLC1,078$372.1K0.01%−828−43.4%Reduced
Westpac Banking Corp1,079$372.5K0.03%−132−10.9%Reduced