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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, Q2 2025

Institutional positions in Arthur J. Gallagher & Co. as of Jun 30, 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
1,380
+36 vs. Q1 2025
Shares held
228.1M
−322.6K (−0.1%) vs. Q1 2025
Total value
$72.9B
−$5.88B (−7.5%) vs. Q1 2025
New holders
140
564 more added
Sold out
104
475 more reduced

16 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2025: 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 holdersQ2 2025: 1,380 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 heldQ2 2025: $72.9B
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, Q2 2025

Shares, value and share of portfolio for each institution holding Arthur J. Gallagher & Co.; share changes are against Q1 2025.

Institutions holding AJG in Q2 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Empirical Asset Management, LLC2,299$736.0K0.23%+2,299New
Bank of New Hampshire2,300$736.3K0.18%−200−8.0%Reduced
Montag A & Associates Inc2,300$736.3K0.04%00.0%Unchanged
Phocas Financial Corp.2,300$736.3K0.11%00.0%Unchanged
CenterBook Partners LP2,303$737.2K0.04%+1,044+82.9%Added
Ingalls & Snyder LLC2,310$739.0K0.03%−18−0.8%Reduced
Cynosure Management, LLC2,323$743.6K0.08%+297+14.7%Added
Choate Investment Advisors2,326$744.6K0.02%−13−0.6%Reduced
Bay Colony Advisory Group, Inc d/b/a Bay Colony Advisors2,341$749.4K0.10%−116−4.7%Reduced
Mather Group, LLC.2,347$751.4K0.01%−91−3.7%Reduced
Live Oak Private Wealth LLC2,354$753.6K0.11%+10+0.4%Added
Forum Financial Management, LP2,363$756.4K0.01%+188+8.6%Added
Anchor Investment Management, LLC2,377$760.9K0.07%−45−1.9%Reduced
Foundation Wealth Management, LLC2,386$763.8K0.33%+2+0.1%Added
Roundview Capital LLC2,396$767.0K0.05%−43−1.8%Reduced
Catalytic Wealth RIA, LLC2,396$767.0K0.06%+1,005+72.3%Added
Texas Capital Bancshares Inc2,409$771.2K0.28%−50−2.0%Reduced
Ameritas Investment Partners, Inc.2,417$773.7K0.02%−26−1.1%Reduced
Syon Capital LLC2,426$776.7K0.05%+58+2.4%Added
Great Valley Advisor Group, Inc.2,433$778.5K0.02%−450−15.6%Reduced
Catalina Capital Group, LLC2,435$779.5K0.53%−176−6.7%Reduced
Graypoint LLC2,449$784.0K0.04%+391+19.0%Added
Accurate Wealth Management, LLC2,526$792.3K0.12%+73+3.0%Added
Sumitomo Life Insurance Co2,493$798.1K0.05%+2,493New
Okabena Investment Services Inc2,494$798.4K0.18%00.0%Unchanged
Sanibel Captiva Trust Company, Inc.2,501$800.6K0.02%+25+1.0%Added
Checchi Capital Advisers, LLC2,508$802.9K0.06%−391−13.5%Reduced
Cigna Investments Inc2,531$810.0K0.14%+28+1.1%Added
Portfolio Design Labs, LLC2,531$810.2K0.16%−2,312−47.7%Reduced
TownSquare Capital, LLC2,535$811.5K0.08%−8,569−77.2%Reduced
Petra Financial Advisors Inc2,537$812.0K0.52%+2,537New
V-Square Quantitative Management LLC2,539$812.8K0.11%+447+21.4%Added
Kestra Private Wealth Services, LLC2,542$813.7K0.01%−70−2.7%Reduced
Pitcairn Co2,564$820.8K0.05%+440+20.7%Added
Dynasty Wealth Management, LLC2,565$821.1K0.01%+142+5.9%Added
Generali Asset Management SPA SGR2,572$823.3K0.02%−5,809−69.3%Reduced
Sawgrass Asset Management LLC2,579$825.6K0.09%−281−9.8%Reduced
NorthCrest Asset Manangement, LLC2,597$826.1K0.02%+48+1.9%Added
Strategic Wealth Partners, Ltd.2,605$833.9K0.07%+2,605New
Linscomb & Williams, Inc.2,615$837.1K0.04%−25−0.9%Reduced
Dorsey & Whitney Trust CO LLC2,623$839.7K0.04%+35+1.4%Added
Full Sail Capital, LLC2,631$842.2K0.05%−79−2.9%Reduced
Burney Co2,660$851.5K0.03%−140−5.0%Reduced
Cresset Asset Management, LLC2,697$863.3K0.00%−974−26.5%Reduced
Two Sigma Investments, LP2,700$864.3K0.00%+2,700New
Eschler Asset Management LLP2,713$868.5K0.66%+2,713New
Avantax Planning Partners, Inc.2,714$868.7K0.03%00.0%Unchanged
Csenge Advisory Group2,515$873.9K0.05%−83−3.2%Reduced
Summit Financial, LLC2,730$874.1K0.02%−274−9.1%Reduced
Woodward Diversified Capital, LLC2,731$874.3K0.44%+1,041+61.6%Added
Fifth Third Wealth Advisors LLC2,741$877.4K0.04%−121−4.2%Reduced
ExodusPoint Capital Management, LP2,742$878.0K0.01%+2,742New
Park National Corp2,763$884.5K0.03%−18−0.6%Reduced
Advisory Alpha, LLC2,775$888.5K0.03%+419+17.8%Added
MJP Associates Inc2,777$889.1K0.13%−101−3.5%Reduced
DRW Securities, LLC2,780$889.9K0.06%+2,780New
Aventura Private Wealth, LLC2,794$894.5K0.39%−120−4.1%Reduced
Guyasuta Investment Advisors Inc2,800$896.3K0.05%00.0%Unchanged
Adviser Investments LLC2,824$904.1K0.01%+6+0.2%Added
NewSquare Capital LLC2,839$908.8K0.07%−45−1.6%Reduced
Webster Bank, N. A.2,850$912.3K0.09%00.0%Unchanged
Trust Asset Management LLC2,865$917.1K0.07%00.0%Unchanged
Ashton Thomas Securities, LLC2,867$917.8K0.22%−28−1.0%Reduced
Vise Technologies, Inc.2,882$922.6K0.04%+2,882New
D.A. Davidson & Co.2,892$925.8K0.01%+35+1.2%Added
Master's Wealth Management Inc.2,915$933.0K0.44%+29+1.0%Added
Clifford Swan Investment Counsel LLC2,925$936.4K0.03%−99−3.3%Reduced
Occidental Asset Management, LLC2,935$939.6K0.13%−10−0.3%Reduced
Midwest Trust Co2,941$941.5K0.01%+2,941New
OneAscent Investment Solutions LLC2,946$943.0K1.01%−489−14.2%Reduced
Heartland Bank & Trust Co2,949$944.0K0.44%−104−3.4%Reduced
Williamson Legacy Group, LLC2,985$955.6K0.81%+254+9.3%Added
Sunbelt Securities, Inc.3,385$960.7K0.08%+154+4.8%Added
Farringdon Capital, Ltd.3,016$965.5K0.32%+3,016New
VestGen Advisors, LLC3,028$969.3K0.04%−133−4.2%Reduced
Northwest & Ethical Investments L.P.3,066$974.2K0.02%00.0%Unchanged
Summit Trail Advisors, LLC3,074$984.1K0.02%+3,074New
IFP Advisors, Inc3,023$988.2K0.03%+867+40.2%Added
Wetherby Asset Management Inc3,117$997.8K0.04%+3,117New
Harel Insurance Investments & Financial Services Ltd.3,126$1.00M0.01%−124−3.8%Reduced
Private Advisory Group LLC3,136$1.00M0.09%−267−7.8%Reduced
SG Americas Securities, LLC3,144$1.01M0.00%−18,811−85.7%Reduced
Scotia Capital Inc.3,144$1.01M0.00%+358+12.8%Added
We Are One Seven, LLC3,152$1.01M0.03%+301+10.6%Added
Snowden Capital Advisors LLC3,152$1.01M0.03%−725−18.7%Reduced
Bryn Mawr Trust Co3,154$1.01M0.02%−125−3.8%Reduced
WBH Advisory Inc3,166$1.01M0.09%−2−0.1%Reduced
BankPlus Wealth Management LLC3,174$1.02M0.67%−67−2.1%Reduced
Ashton Thomas Private Wealth, LLC3,180$1.02M0.04%+434+15.8%Added
World Equity Group, Inc.3,196$1.02M0.28%−111−3.4%Reduced
Profund Advisors LLC3,199$1.02M0.04%−350−9.9%Reduced
Dana Investment Advisors, Inc.3,208$1.03M0.03%−56−1.7%Reduced
Prudent Man Advisors, LLC3,208$1.03M0.33%+818+34.2%Added
Allred Capital Management, LLC3,208$1.03M0.38%−169−5.0%Reduced
Tritonpoint Wealth, LLC3,222$1.03M0.10%+35+1.1%Added
Triangle Securities Wealth Management3,231$1.03M0.25%−15−0.5%Reduced
Equitable Holdings, Inc.3,236$1.04M0.01%+913+39.3%Added
Allen Investment Management LLC3,242$1.04M0.01%00.0%Unchanged
Haverford Trust Co3,261$1.04M0.01%−140−4.1%Reduced
Avestar Capital, LLC3,308$1.06M0.08%+2,483+301.0%Added