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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
Stephens Inc6,042$2.09M0.03%−86−1.4%Reduced
VCI Wealth Management LLC6,169$2.13M0.89%−1,641−21.0%Reduced
Ascent Group, LLC6,179$2.13M0.09%+295+5.0%Added
Frank, Rimerman Advisors LLC6,292$2.17M0.17%+40+0.6%Added
Savant Capital, LLC6,392$2.21M0.02%−3,004−32.0%Reduced
C WorldWide Group Holding A/S6,549$2.26M0.03%00.0%Unchanged
Panagora Asset Management Inc6,570$2.27M0.01%00.0%Unchanged
Cabot Wealth Management Inc6,636$2.29M0.29%+128+2.0%Added
Pine Valley Investments Ltd Liability Co6,741$2.33M0.15%−2,048−23.3%Reduced
U.S. Capital Wealth Advisors, LLC6,742$2.33M0.07%−75−1.1%Reduced
Meiji Yasuda Life Insurance Co6,757$2.33M0.05%+403+6.3%Added
Kodai Capital Management LP6,780$2.34M0.09%−32,521−82.7%Reduced
Squarepoint Ops LLC6,830$2.36M0.01%+935+15.9%Added
AE Wealth Management LLC6,852$2.37M0.02%−136−1.9%Reduced
Siemens Fonds Invest GmbH6,936$2.39M0.16%+6,936New
Factory Mutual Insurance Co7,000$2.42M0.03%+7,000New
Lido Advisors, LLC7,018$2.42M0.01%+1,036+17.3%Added
Meiji Yasuda Asset Management Co Ltd.7,024$2.42M0.10%+514+7.9%Added
Pinnacle Wealth Planning Services, Inc.7,126$2.46M0.37%−842−10.6%Reduced
Iams Wealth Management, LLC7,142$2.47M1.13%−820−10.3%Reduced
Kentucky Retirement Systems Insurance Trust Fund7,149$2.47M0.18%+7,149New
Oppenheimer & Co Inc7,154$2.47M0.04%+113+1.6%Added
RFG Advisory, LLC7,195$2.48M0.07%+36+0.5%Added
Apollon Wealth Management, LLC7,202$2.49M0.05%+1,429+24.8%Added
Leeward Financial Partners, LLC7,223$2.49M0.93%−1,027−12.4%Reduced
Heritage Family Offices, LLP7,246$2.50M1.28%−614−7.8%Reduced
Grimes & Company, Inc.7,269$2.51M0.08%+14+0.2%Added
Cox Capital Mgt LLC7,299$2.52M1.84%−167−2.2%Reduced
Vident Advisory, LLC7,332$2.53M0.04%+3,845+110.3%Added
Lombard Odier Asset Management (USA) Corp7,337$2.53M0.86%+5,592+320.5%Added
Moody National Bank Trust Division7,351$2.54M0.26%−121−1.6%Reduced
Guggenheim Capital LLC7,463$2.58M0.02%−1,201−13.9%Reduced
Axxcess Wealth Management, LLC7,471$2.58M0.07%−1,349−15.3%Reduced
Bright Rock Capital Management, LLC7,500$2.59M0.55%00.0%Unchanged
Tower Research Capital LLC (TRC)7,604$2.61M0.08%+2,220+41.2%Added
Wealthspire Advisors, LLC7,574$2.61M0.02%+3,365+79.9%Added
LGT Fund Management Co Ltd.7,600$2.62M0.24%+2,288+43.1%Added
Concurrent Investment Advisors, LLC7,629$2.63M0.06%−350−4.4%Reduced
Everence Capital Management Inc7,650$2.64M0.18%+10+0.1%Added
Ostrum Asset Management7,703$2.66M0.14%+1,622+26.7%Added
Centiva Capital, LP7,718$2.66M0.15%+7,718New
Delta Global Management LP7,718$2.66M0.19%+7,718New
Omers Administration Corp7,725$2.67M0.02%−1,287−14.3%Reduced
Trillium Asset Management, LLC7,726$2.67M0.08%+7,726New
Tokio Marine Asset Management Co Ltd7,776$2.68M0.10%+1,508+24.1%Added
Provident Wealth Management, LLC7,819$2.70M0.93%+731+10.3%Added
Prime Capital Investment Advisors, LLC7,821$2.70M0.03%+671+9.4%Added
Vinva Investment Management Ltd7,975$2.72M0.11%−1,229−13.4%Reduced
Old North State Trust, LLC9,599$2.73M1.73%00.0%Unchanged
Resources Investment Advisors, LLC.8,008$2.76M0.03%−2,492−23.7%Reduced
Nations Financial Group Inc,8,030$2.77M0.21%+70+0.9%Added
Nomura Holdings Inc8,040$2.78M0.01%−187−2.3%Reduced
Northwestern Mutual Investment Management Company, LLC8,089$2.79M0.04%+158+2.0%Added
First Nebraska Trust Co8,099$2.80M0.28%−25−0.3%Reduced
Advisory Services Network, LLC8,120$2.80M0.05%−233−2.8%Reduced
Fairfield Financial Advisors, LTD8,203$2.83M1.07%+837+11.4%Added
Harbor Advisors LLC8,375$2.89M0.50%00.0%Unchanged
Generali Asset Management SPA SGR8,381$2.89M0.07%+5,982+249.4%Added
Merit Financial Group, LLC8,484$2.93M0.04%+537+6.8%Added
BI Asset Management Fondsmaeglerselskab A/S8,510$2.94M0.03%−40.0%Reduced
Farther Finance Advisors, LLC8,687$2.99M0.08%−717−7.6%Reduced
Leavell Investment Management, Inc.9,019$3.11M0.15%+127+1.4%Added
Marvin & Palmer Associates Inc9,066$3.13M4.67%+9,066New
Ritholtz Wealth Management9,088$3.14M0.09%+514+6.0%Added
Knollwood Investment Advisory, LLC9,200$3.18M0.35%00.0%Unchanged
Prudential PLC9,224$3.18M0.02%+4,773+107.2%Added
Umb Bank N A9,249$3.19M0.05%+119+1.3%Added
Principal Securities, Inc.11,317$3.21M0.07%00.0%Unchanged
Dark Forest Capital Management LP9,316$3.22M0.15%+9,316New
Atria Wealth Solutions, Inc.9,363$3.23M0.04%+188+2.0%Added
AG2R la Mondiale Gestion D'Actifs9,330$3.24M0.18%+9,330New
Synovus Financial Corp9,658$3.33M0.04%−2,869−22.9%Reduced
Glenmede Trust Co NA9,737$3.36M0.02%−108−1.1%Reduced
Trueblood Wealth Management, LLC9,808$3.39M1.57%+447+4.8%Added
National Asset Management, Inc.9,925$3.43M0.10%+459+4.8%Added
Ancora Advisors, LLC9,960$3.44M0.08%−67−0.7%Reduced
HB Wealth Management, LLC9,997$3.45M0.03%+3,211+47.3%Added
Game Creek Capital, LP10,000$3.45M2.15%−500−4.8%Reduced
Anthracite Investment Company, Inc.10,000$3.45M2.16%00.0%Unchanged
Alberta Investment Management Corp10,043$3.47M0.02%+10,043New
Lombard Odier Asset Management (Switzerland) SA10,064$3.47M0.20%+10,064New
Tilia Fiduciary Partners, Inc.10,092$3.48M2.32%−77−0.8%Reduced
Whitford Management LLC10,164$3.51M4.49%+10,164New
Terra Nova Asset Management LLC10,212$3.53M2.77%+11+0.1%Added
QRG Capital Management, Inc.10,269$3.55M0.04%+192+1.9%Added
Boothbay Fund Management, LLC10,364$3.58M0.13%−60,192−85.3%Reduced
Sendero Wealth Management, LLC10,379$3.58M0.50%+10,379New
Empowered Funds, LLC10,494$3.62M0.05%+1,365+15.0%Added
Callan Family Office, LLC10,656$3.68M0.28%−4,199−28.3%Reduced
Sovereign's Capital Management, LLC10,733$3.71M2.20%−203−1.9%Reduced
Stonebridge Capital Management Inc10,737$3.71M1.60%−825−7.1%Reduced
Whittier Trust Co10,885$3.76M0.05%−780−6.7%Reduced
Chicago Partners Investment Group LLC11,107$3.77M0.13%+208+1.9%Added
Cornerstone Advisors, LLC11,000$3.80M0.16%00.0%Unchanged
Chicago Capital, LLC11,003$3.80M0.11%+448+4.2%Added
TownSquare Capital, LLC11,104$3.83M0.04%+1,910+20.8%Added
E. Ohman J:or Asset Management AB11,210$3.87M0.10%−400−3.4%Reduced
Brasada Capital Management, LP12,436$3.87M0.77%+154+1.3%Added
Allspring Global Investments Holdings, LLC11,280$3.88M0.01%+82+0.7%Added
Taikang Asset Management (Hong Kong) Co Ltd11,258$3.89M0.53%−400−3.4%Reduced