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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, Q3 2023

Institutional positions in Arthur J. Gallagher & Co. as of Sep 30, 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
999
+37 vs. Q2 2023
Shares held
185.3M
+3.13M (+1.7%) vs. Q2 2023
Total value
$42.3B
+$2.36B (+5.9%) vs. Q2 2023
New holders
95
374 more added
Sold out
58
350 more reduced

14 institutions that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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 holdersQ3 2023: 999 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 heldQ3 2023: $42.3B
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, Q3 2023

Shares, value and share of portfolio for each institution holding Arthur J. Gallagher & Co.; share changes are against Q2 2023.

Institutions holding AJG in Q3 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Park Avenue Securities LLC26,878$6.13M0.09%+544+2.1%Added
Mercer Global Advisors Inc27,041$6.16M0.02%−10,618−28.2%Reduced
Jackson Wealth Management, LLC27,185$6.20M0.89%+147+0.5%Added
Baird Financial Group, Inc.27,346$6.23M0.02%+2,842+11.6%Added
Atlantic Union Bankshares Corp27,442$6.25M0.64%−2,391−8.0%Reduced
Xponance, Inc.27,773$6.33M0.09%+1,140+4.3%Added
Jane Street Group, LLC28,418$6.48M0.01%−10,036−26.1%Reduced
Ayrshire Capital Management LLC28,560$6.51M4.21%+130.0%Added
Ieq Capital, LLC28,752$6.55M0.13%+21,068+274.2%Added
Janus Henderson Group PLC28,990$6.61M0.00%−1,677−5.5%Reduced
CAPROCK Group, Inc.29,195$6.65M0.50%−49−0.2%Reduced
Schwab Charitable Fund29,740$6.78M0.42%00.0%Unchanged
CWM, LLC29,825$6.80M0.04%+2,471+9.0%Added
Mutual of America Capital Management LLC30,145$6.87M0.08%−656−2.1%Reduced
Capital International Inc30,406$6.93M0.13%+12,148+66.5%Added
Wealthfront Advisers LLC30,628$6.98M0.03%−365−1.2%Reduced
Strategy Asset Managers LLC30,927$7.05M1.84%−4,810−13.5%Reduced
Busey Wealth Management31,350$7.15M0.31%+15,811+101.8%Added
Douglass Winthrop Advisors, LLC31,390$7.15M0.18%−295−0.9%Reduced
Capital International Ltd31,507$7.18M0.41%+11,348+56.3%Added
Silvant Capital Management LLC31,548$7.19M0.43%00.0%Unchanged
BNP PARIBAS ASSET MANAGEMENT Holding S.A.31,617$7.21M0.02%+3,511+12.5%Added
Sigma Investment Counselors Inc31,783$7.24M0.55%−600−1.9%Reduced
Oregon Public Employees Retirement Fund31,868$7.26M0.10%−6,697−17.4%Reduced
Oppenheimer Asset Management Inc.32,139$7.33M0.11%+17,256+115.9%Added
Private Advisor Group, LLC32,963$7.51M0.07%−132−0.4%Reduced
Sit Investment Associates Inc33,061$7.54M0.21%−4,580−12.2%Reduced
Public Employees Retirement Association of Colorado33,180$7.56M0.04%−454−1.3%Reduced
New York Life Investment Management LLC33,408$7.61M0.08%+100+0.3%Added
North Star Investment Management Corp.33,579$7.65M0.65%−130−0.4%Reduced
Yousif Capital Management, LLC33,679$7.68M0.10%−912−2.6%Reduced
Marks Group Wealth Management, Inc34,024$7.76M0.96%−556−1.6%Reduced
KBC Group NV34,273$7.81M0.03%−103,309−75.1%Reduced
USS Investment Management Ltd34,453$7.85M0.09%+2,251+7.0%Added
CIBC World Markets Corp34,612$7.89M0.08%−9,078−20.8%Reduced
DnB Asset Management AS34,883$7.95M0.05%+1,253+3.7%Added
James Investment Research Inc35,376$8.06M1.06%−490−1.4%Reduced
Bahl & Gaynor Inc35,467$8.08M0.05%−355−1.0%Reduced
Handelsbanken Fonder AB35,574$8.11M0.05%+11,140+45.6%Added
Running Oak Capital LLC35,864$8.17M2.09%−652−1.8%Reduced
Utah Retirement Systems36,430$8.30M0.12%+100+0.3%Added
Zurcher Kantonalbank (Zurich Cantonalbank)36,860$8.40M0.04%+2,250+6.5%Added
First Manhattan Co37,185$8.48M0.03%+1,332+3.7%Added
Czech National Bank37,667$8.59M0.14%+12,310+48.5%Added
Mariner, LLC37,877$8.63M0.02%+946+2.6%Added
Segment Wealth Management, LLC38,414$8.76M0.89%+778+2.1%Added
D. Scott Neal, Inc.38,942$8.88M7.59%−1,878−4.6%Reduced
Alley Investment Management Company, LLC39,419$8.98M1.52%+368+0.9%Added
Talbot Financial, LLC39,780$9.07M1.58%+150.0%Added
Miura Global Management, LLC40,000$9.12M6.24%−10,000−20.0%Reduced
Alaska Permanent Fund Corp40,439$9.22M0.17%+12,206+43.2%Added
Capital International Sarl40,764$9.29M0.43%+2,641+6.9%Added
IFM Investors Pty Ltd40,820$9.30M0.12%+1,192+3.0%Added
Nicola Wealth Management Ltd.41,100$9.37M1.01%−9,000−18.0%Reduced
Dai-Ichi Life Insurance Company, Ltd41,574$9.48M0.21%+348+0.8%Added
South Street Advisors LLC42,108$9.60M1.93%+42,108New
Verity & Verity, LLC42,284$9.64M1.21%−1,383−3.2%Reduced
Commonwealth of Pennsylvania Public School Empls Retrmt Sys43,331$9.88M0.08%+5,974+16.0%Added
Mirae Asset Global Investments Co., Ltd.43,558$9.93M0.02%+13,571+45.3%Added
Congress Wealth Management LLC43,678$9.96M0.21%+40,706+1,369.7%Added
Kiwi Wealth Investments Limited Partnership43,830$9.99M1.09%+43,830New
Dakota Wealth Management44,089$10.0M0.44%−1,649−3.6%Reduced
Texas Permanent School Fund44,182$10.1M0.10%−295−0.7%Reduced
Smithbridge Asset Management Inc44,500$10.1M2.51%−684−1.5%Reduced
Rench Wealth Management, Inc.44,536$10.2M4.66%−451−1.0%Reduced
Natixis44,637$10.2M0.08%+32,667+272.9%Added
Forsta Ap-Fonden45,000$10.3M0.11%+4,300+10.6%Added
FineMark National Bank & Trust45,004$10.3M0.45%−689−1.5%Reduced
ProShare Advisors LLC47,464$10.8M0.03%−835−1.7%Reduced
State of Alaska, Department of Revenue47,482$10.8M0.14%−940−1.9%Reduced
Appleton Partners Inc47,810$10.9M0.97%−322−0.7%Reduced
Mastrapasqua Asset Management Inc48,194$11.0M1.29%−713−1.5%Reduced
Daiwa Securities Group Inc.48,193$11.0M0.08%−4,536−8.6%Reduced
Ilmarinen Mutual Pension Insurance Co48,500$11.1M0.14%00.0%Unchanged
Allspring Global Investments Holdings, LLC48,770$11.1M0.02%+19,833+68.5%Added
CIBC Asset Management Inc49,537$11.3M0.05%−707−1.4%Reduced
Public Sector Pension Investment Board49,721$11.3M0.08%+2,673+5.7%Added
Walleye Capital LLC49,922$11.4M0.17%+15,496+45.0%Added
Creative Planning50,426$11.5M0.02%−27,303−35.1%Reduced
Tompkins Financial Corp50,800$11.6M1.82%+4,030+8.6%Added
Martingale Asset Management L P51,241$11.7M0.25%−24,312−32.2%Reduced
CI Private Wealth, LLC51,548$11.8M0.03%+640+1.3%Added
Standard Life Aberdeen plc52,406$11.9M0.03%−1,156−2.2%Reduced
MetLife Investment Management53,723$12.2M0.10%−1,090−2.0%Reduced
Envestnet Portfolio Solutions, Inc.53,887$12.3M0.06%+53,887New
Swiss Life Asset Management Ltd54,698$12.5M0.19%−3,487−6.0%Reduced
State of Tennessee, Treasury Department55,364$12.6M0.05%−14,796−21.1%Reduced
Teacher Retirement System of Texas55,386$12.6M0.08%−7,963−12.6%Reduced
Brant Point Investment Management LLC55,916$12.7M3.02%−1,110−1.9%Reduced
First Republic Investment Management, Inc.56,098$12.8M0.04%+5,147+10.1%Added
Wealth Enhancement Advisory Services, LLC57,052$13.0M0.04%+54,527+2,159.5%Added
The PNC Financial Services Group, Inc.57,110$13.0M0.01%−2,679−4.5%Reduced
Amalgamated Bank57,148$13.0M0.11%+1,843+3.3%Added
HighTower Advisors, LLC57,783$13.2M0.02%+20,690+55.8%Added
Millennium Management LLC59,004$13.4M0.01%−3,269−5.2%Reduced
Hantz Financial Services, Inc.59,076$13.5M0.34%+5,773+10.8%Added
State of Michigan Retirement System59,087$13.5M0.09%+200+0.3%Added
Newport Capital Group, LLC59,370$13.5M12.58%+91+0.2%Added
Arizona State Retirement System60,643$13.8M0.12%−549−0.9%Reduced
First Trust Advisors LP60,731$13.8M0.02%+21,056+53.1%Added