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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 2024

Institutional positions in Arthur J. Gallagher & Co. as of Sep 30, 2024. 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
1,203
+61 vs. Q2 2024
Shares held
187.7M
+16.0M (+9.3%) vs. Q2 2024
Total value
$52.8B
+$8.24B (+18.5%) vs. Q2 2024
New holders
121
435 more added
Sold out
60
450 more reduced

11 institutions that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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 holdersQ3 2024: 1,203 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 heldQ3 2024: $52.8B
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, Q3 2024

Shares, value and share of portfolio for each institution holding Arthur J. Gallagher & Co.; share changes are against Q2 2024.

Institutions holding AJG in Q3 2024
InstitutionSharesValue% of portfolioChange in sharesAction
FMR LLC12,305,478$3.46B0.21%+580,134+4.9%Added
BlackRock, Inc.17,520,868$4.93B0.10%+17,520,868New
Vanguard Group Inc25,820,473$7.27B0.13%+191,149+0.7%Added
Public Employees Retirement System of Ohio0$00.00%−83,047−100.0%Sold out
Picton Mahoney Asset Management0$00.00%−71,530−100.0%Sold out
Distillate Capital Partners LLC0$00.00%−67,147−100.0%Sold out
Gradient Investments LLC0$00.00%−62,271−100.0%Sold out
CAPROCK Group, Inc.0$00.00%−32,343−100.0%Sold out
Trexquant Investment LP0$00.00%−29,269−100.0%Sold out
Zimmer Partners, LP0$00.00%−26,700−100.0%Sold out
1832 Asset Management L.P.0$00.00%−21,098−100.0%Sold out
Entropy Technologies, LP0$00.00%−16,818−100.0%Sold out
Boston Private Wealth LLC0$00.00%−7,706−100.0%Sold out
Simplicity Wealth,LLC0$00.00%−6,469−100.0%Sold out
Signature Estate & Investment Advisors LLC0$00.00%−6,331−100.0%Sold out
Prana Capital Management, LP0$00.00%−6,151−100.0%Sold out
Wolverine Trading, LLC0$00.00%−5,019−100.0%Sold out
Peterson Wealth Management0$00.00%−4,917−100.0%Sold out
Ibex Wealth Advisors0$00.00%−4,008−100.0%Sold out
Landscape Capital Management, L.L.C.0$00.00%−3,394−100.0%Sold out
Interval Partners, LP0$00.00%−3,194−100.0%Sold out
Nomura Holdings Inc0$00.00%−3,159−100.0%Sold out
Sherbrooke Park Advisers LLC0$00.00%−3,100−100.0%Sold out
Advisors Capital Management, LLC0$00.00%−2,999−100.0%Sold out
Brown Financial Advisors0$00.00%−2,854−100.0%Sold out
Prosperity Wealth Management, Inc.0$00.00%−2,286−100.0%Sold out
Eschler Asset Management LLP0$00.00%−1,969−100.0%Sold out
Banque Cantonale Vaudoise0$00.00%−1,694−100.0%Sold out
Symmetry Partners, LLC0$00.00%−1,303−100.0%Sold out
Wayfinding Financial, LLC0$00.00%−1,226−100.0%Sold out
Consolidated Planning Corp0$00.00%−1,192−100.0%Sold out
Oak Hill Wealth Advisors, LLC0$00.00%−1,159−100.0%Sold out
Graham Capital Management, L.P.0$00.00%−1,127−100.0%Sold out
Clarity Capital Partners LLC0$00.00%−1,036−100.0%Sold out
Edgestream Partners, L.P.0$00.00%−1,021−100.0%Sold out
EntryPoint Capital, LLC0$00.00%−872−100.0%Sold out
M Holdings Securities, Inc.0$00.00%−871−100.0%Sold out
Diametric Capital, LP0$00.00%−871−100.0%Sold out
Truepoint, Inc.0$00.00%−818−100.0%Sold out
Level Four Advisory Services, LLC0$00.00%−795−100.0%Sold out
Norden Group LLC0$00.00%−775−100.0%Sold out
Opal Wealth Advisors, LLC0$00.00%−633−100.0%Sold out
Kelly Financial Services LLC0$00.00%−300−100.0%Sold out
Great Lakes Retirement, Inc.0$00.00%−269−100.0%Sold out
True Wealth Design, LLC0$00.00%−200−100.0%Sold out
Foster Dykema Cabot & Partners, LLC0$00.00%−200−100.0%Sold out
Ashton Thomas Private Wealth, LLC0$00.00%−151−100.0%Sold out
Logan Capital Management Inc0$00.00%−140−100.0%Sold out
HWG Holdings LP0$00.00%−71−100.0%Sold out
United Community Bank0$00.00%−55−100.0%Sold out
Front Row Advisors LLC0$00.00%−40−100.0%Sold out
ORG Partners LLC0$00.00%−36−100.0%Sold out
Valley National Advisers Inc0$00.00%−36−100.0%Sold out
Castleview Partners, LLC0$00.00%−29−100.0%Sold out
Family Firm, Inc.0$00.00%−25−100.0%Sold out
Abich Financial Wealth Management LLC0$00.00%−21−100.0%Sold out
Fairway Wealth LLC0$00.00%−11−100.0%Sold out
Lynx Investment Advisory0$00.00%−10−100.0%Sold out
Unique Wealth Strategies, LLC0$00.00%−10−100.0%Sold out
Orion Capital Management LLC0$00.00%−7−100.0%Sold out
Redwood Wealth Management Group, LLC0$00.00%−7−100.0%Sold out
PEAK6 Investments LLC0$00.00%−3−100.0%Sold out
First Command Advisory Services, Inc.0$00.00%−2−100.0%Sold out
BlackRock Inc.––––Not filed
Payden & Rygel Investment Group––––Not filed
Benjamin F. Edwards & Company, Inc.––––Not filed
Fjarde AP-fonden (The Fourth Swedish National Pensionfund)––––Not filed
Levy Wealth Management Group, LLC––––Not filed
JJJ Advisors Inc.––––Not filed
Heritage Wealth Management, LLC––––Not filed
Private Ocean, LLC––––Not filed
Relative Value Partners Group, LLC––––Not filed
Hershey Financial Advisers, LLC––––Not filed
Sofos Investments, Inc.––––Not filed