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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 2023

Institutional positions in Arthur J. Gallagher & Co. as of Mar 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
951
+48 vs. Q4 2022
Shares held
232.1M
+51.3M (+28.4%) vs. Q4 2022
Total value
$34.7B
+$616.1M (+1.8%) vs. Q4 2022
New holders
117
381 more added
Sold out
69
304 more reduced

18 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2022: 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 2023: 951 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 2023: $34.7B
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 2023

Shares, value and share of portfolio for each institution holding Arthur J. Gallagher & Co.; share changes are against Q4 2022.

Institutions holding AJG in Q1 2023
InstitutionSharesValue% of portfolioChange in sharesAction
North Point Portfolio Managers Corp105,061$20.1M3.20%−225−0.2%Reduced
Brown Advisory Inc105,665$20.2M0.03%+324+0.3%Added
Van Hulzen Asset Management, LLC105,801$20.2M1.90%+36,300+52.2%Added
Toronto Dominion Bank106,277$20.3M0.03%−7,715−6.8%Reduced
Philo Smith Capital Corp106,725$20.4M7.54%00.0%Unchanged
US Bancorp109,835$21.0M0.04%−6,499−5.6%Reduced
Cumberland Partners Ltd109,937$21.0M2.06%+5,532+5.3%Added
1832 Asset Management L.P.110,431$21.1M0.04%−50,879−31.5%Reduced
State of Wisconsin Investment Board111,765$21.4M0.06%+5,925+5.6%Added
DekaBank Deutsche Girozentrale114,018$21.4M0.05%+16,252+16.6%Added
Chartwell Investment Partners, LLC112,154$21.5M0.82%−5,937−5.0%Reduced
Ferguson Wellman Capital Management, Inc112,752$21.6M0.54%+527+0.5%Added
Russell Investments Group, Ltd.116,635$22.2M0.04%−10,704−8.4%Reduced
BNP Paribas Arbitrage, SA116,446$22.3M0.05%−17,210−12.9%Reduced
Rathbone Brothers plc117,875$22.6M0.23%−150−0.1%Reduced
Victory Capital Management Inc118,860$22.7M0.03%−2,609−2.1%Reduced
Eventide Asset Management, LLC119,758$22.9M0.42%+27,676+30.1%Added
MML Investors Services, LLC122,053$23.4M0.17%−5,120−4.0%Reduced
State of New Jersey Common Pension Fund D122,446$23.4M0.08%00.0%Unchanged
Chevy Chase Trust Holdings, Inc.123,302$23.6M0.09%+1,414+1.2%Added
Susquehanna International Group, LLP123,472$23.6M0.04%+44,779+56.9%Added
Thomasville National Bank126,332$24.2M2.49%−2,628−2.0%Reduced
Ameriprise Financial Inc129,479$24.8M0.01%+15,930+14.0%Added
Caisse de Depot Et Placement du Quebec129,834$24.8M0.07%−66,454−33.9%Reduced
Public Employees Retirement System of Ohio132,529$25.4M0.11%+779+0.6%Added
Truist Financial Corp137,047$26.2M0.05%+7,945+6.2%Added
King Luther Capital Management Corp143,066$27.4M0.14%+87,702+158.4%Added
Stifel Financial Corp146,305$28.0M0.04%+4,220+3.0%Added
Mackenzie Financial Corp150,669$28.8M0.04%−1,404−0.9%Reduced
Tredje AP-fonden153,550$29.4M0.46%+6,040+4.1%Added
Advisor Group Holdings, Inc.156,524$30.0M0.06%+10,665+7.3%Added
Natixis Advisors, L.P.164,720$31.5M0.11%+9,217+5.9%Added
Intech Investment Management LLC164,851$31.5M0.25%−19,032−10.4%Reduced
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.169,091$32.3M0.08%+20,260+13.6%Added
Cornerstone Capital, Inc.170,601$32.6M3.94%−3,942−2.3%Reduced
Fort Washington Investment Advisors Inc172,138$32.9M0.25%−43,883−20.3%Reduced
Thrivent Financial for Lutherans176,228$33.7M0.08%−6,971−3.8%Reduced
New York State Teachers Retirement System180,866$34.6M0.08%−200−0.1%Reduced
KBC Group NV181,036$34.6M0.15%−23,929−11.7%Reduced
Gillson Capital LP182,833$35.0M2.90%−119,328−39.5%Reduced
Prudential Financial Inc205,104$35.6M0.06%+6,543+3.3%Added
Allianz Asset Management GmbH188,543$36.1M0.08%+15,481+8.9%Added
United Capital Financial Advisers, LLC191,359$36.6M0.20%−3,362−1.7%Reduced
Alyeska Investment Group, L.P.192,207$36.8M0.32%+192,207New
Voloridge Investment Management, LLC197,304$37.7M0.19%+1,943+1.0%Added
State Board of Administration of Florida Retirement System201,616$38.6M0.09%−3,120−1.5%Reduced
Macquarie Group Ltd202,930$38.8M0.05%−15,426−7.1%Reduced
Neuberger Berman Group LLC203,455$38.9M0.04%+95,542+88.5%Added
GWM Advisors LLC206,263$39.5M0.49%−7,049−3.3%Reduced
Vaughan Nelson Investment Management, L.P.207,881$39.8M0.49%−4,947−2.3%Reduced
Great West Life Assurance Co207,851$39.8M0.10%−2,388−1.1%Reduced
Bank of Montreal212,771$40.7M0.03%+2,871+1.4%Added
T. Rowe Price Investment Management, Inc.218,178$41.7M0.03%+3,309+1.5%Added
Employees Retirement System of Texas223,000$42.7M0.62%+110,000+97.3%Added
Retirement Systems of Alabama229,788$44.0M0.19%+162,243+240.2%Added
Gateway Investment Advisers LLC230,636$44.1M0.54%−3,063−1.3%Reduced
Barclays PLC240,475$46.0M0.05%−130,962−35.3%Reduced
STRS Ohio245,000$46.9M0.20%−29,836−10.9%Reduced
Premier Fund Managers Ltd250,000$47.4M1.88%+250,000New
Wells Fargo & Company249,047$47.6M0.01%−4,652−1.8%Reduced
APG Asset Management N.V.271,925$47.9M0.10%−37,865−12.2%Reduced
Payden & Rygel250,380$47.9M2.84%00.0%Unchanged
Korea Investment CORP253,636$48.5M0.14%+34,640+15.8%Added
Dearborn Partners LLC255,239$48.8M1.92%−2,211−0.9%Reduced
Capital Group Private Client Services, Inc.255,471$48.9M0.61%+138,633+118.7%Added
Woodley Farra Manion Portfolio Management Inc270,463$51.7M3.52%−47,467−14.9%Reduced
Alliancebernstein L.P.270,470$51.7M0.02%−3,144−1.1%Reduced
Epoch Investment Partners, Inc.270,614$51.8M0.31%−27,604−9.3%Reduced
HSBC Holdings PLC271,273$51.8M0.07%+21,323+8.5%Added
Welch Group, LLC275,367$52.7M3.06%−18,042−6.1%Reduced
Principal Financial Group Inc280,001$53.6M0.04%+6,290+2.3%Added
Mountain Pacific Investment Advisers Inc286,356$54.8M3.88%−1,989−0.7%Reduced
Franklin Resources Inc289,049$55.3M0.03%−19,062−6.2%Reduced
Welch & Forbes LLC299,355$57.3M0.97%+5,247+1.8%Added
UBS Group AG321,973$61.6M0.03%−45,341−12.3%Reduced
Old Republic International Corporation334,100$63.9M2.04%00.0%Unchanged
Kornitzer Capital Management Inc336,745$64.4M1.29%−5,125−1.5%Reduced
Citigroup Inc339,947$65.0M0.09%+138,562+68.8%Added
Investment Management Corp of Ontario340,000$65.0M2.70%00.0%Unchanged
California State Teachers Retirement System349,843$66.9M0.10%−2,822−0.8%Reduced
National Pension Service354,923$67.3M0.12%+23,348+7.0%Added
New York State Common Retirement Fund353,106$67.6M0.09%−14,786−4.0%Reduced
Raymond James & Associates364,559$69.7M0.06%+103,581+39.7%Added
Close Asset Management Ltd373,300$71.4M3.53%+120,000+47.4%Added
Point72 Asset Management, L.P.383,989$73.5M0.26%−47,028−10.9%Reduced
Rhumbline Advisers399,437$76.4M0.09%+9,724+2.5%Added
Royal Bank of Canada433,167$82.9M0.02%+19,424+4.7%Added
Millennium Management LLC435,821$83.4M0.10%+137,349+46.0%Added
Regions Financial Corp443,765$84.9M0.76%−10,380−2.3%Reduced
Echo Street Capital Management LLC458,561$87.7M0.79%+39,607+9.5%Added
Citadel Advisors LLC459,083$87.8M0.10%+157,850+52.4%Added
Fenimore Asset Management Inc460,435$88.1M2.30%−16,438−3.4%Reduced
Manufacturers Life Insurance Company, The461,061$88.2M0.05%−330,058−41.7%Reduced
Bain Capital Public Equity Management II, LLC477,076$91.3M5.47%+237,216+98.9%Added
Cooper Investors Pty Ltd480,753$92.0M7.84%−10,883−2.2%Reduced
Westwood Holdings Group Inc.493,015$94.3M0.85%+86,122+21.2%Added
Fort Pitt Capital Group, LLC496,554$95.0M3.66%−15,013−2.9%Reduced
Westfield Capital Management Co LP509,686$97.5M0.69%+17,865+3.6%Added
Zacks Investment Management515,084$98.5M1.32%+10,871+2.2%Added
Deutsche Bank AG517,159$98.9M0.06%−130,634−20.2%Reduced