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 2026
Institutional positions in Arthur J. Gallagher & Co. as of Jun 30, 2026. 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
- 1,295
- +58 vs. Q1 2026
- Shares held
- 238.7M
- +11.1M (+4.9%) vs. Q1 2026
- Total value
- $54.7B
- +$5.52B (+11.2%) vs. Q1 2026
- New holders
- 164
- 467 more added
- Sold out
- 106
- 481 more reduced
11 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 1,295 | $54.7B |
| Q1 2026 | 1,248 | $49.7B |
| Q4 2025 | 1,299 | $61.7B |
| Q3 2025 | 1,342 | $76.1B |
| Q2 2025 | 1,380 | $73.2B |
| Q1 2025 | 1,360 | $79.5B |
| Q4 2024 | 1,325 | $66.0B |
| Q3 2024 | 1,203 | $54.8B |
| Q2 2024 | 1,153 | $51.0B |
| Q1 2024 | 1,130 | $51.5B |
| Q4 2023 | 1,082 | $44.5B |
| Q3 2023 | 999 | $42.4B |
| Q2 2023 | 976 | $40.1B |
| Q1 2023 | 951 | $36.7B |
| Q4 2022 | 921 | $34.2B |
| Q3 2022 | 865 | $31.3B |
| Q2 2022 | 823 | $29.1B |
| Q1 2022 | 817 | $31.0B |
| Q4 2021 | 854 | $30.2B |
| Q3 2021 | 775 | $26.3B |
| Q2 2021 | 779 | $24.6B |
| Q1 2021 | 732 | $20.6B |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding Arthur J. Gallagher & Co.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 19,822,870 | $4.55B | 0.07% | +515,074+2.7% | Added |
| FMR LLC | 18,645,620 | $4.28B | 0.19% | +4,024,657+27.5% | Added |
| Vanguard Capital Management LLC | 16,777,183 | $3.85B | 0.08% | +77,285+0.5% | Added |
| JPMorgan Chase & Co | 14,356,764 | $3.26B | 0.19% | −5,211,283−26.6% | Reduced |
| Capital World Investors | 12,511,991 | $2.87B | 0.34% | −1,305,729−9.4% | Reduced |
| Vanguard Portfolio Management LLC | 12,454,725 | $2.86B | 0.13% | +35,446+0.3% | Added |
| State Street Corp | 11,303,790 | $2.60B | 0.08% | +329,869+3.0% | Added |
| Dodge & Cox | 9,363,634 | $2.15B | 1.13% | +2,008,719+27.3% | Added |
| Norges Bank | 6,733,790 | $1.55B | 0.15% | +6,733,790 | New |
| Geode Capital Management, LLC | 6,298,870 | $1.45B | 0.08% | +55,230+0.9% | Added |
| Eagle Capital Management LLC | 4,890,612 | $1.12B | 3.43% | +2,225,040+83.5% | Added |
| Principal Financial Group Inc | 3,494,796 | $802.3M | 0.39% | +252,708+7.8% | Added |
| Goldman Sachs Group Inc | 2,818,022 | $646.9M | 0.07% | +864,752+44.3% | Added |
| Morgan Stanley | 2,591,858 | $595.0M | 0.03% | −1,464,317−36.1% | Reduced |
| Capital Research Global Investors | 2,585,853 | $593.6M | 0.08% | −394,278−13.2% | Reduced |
| WCM Investment Management, LLC | 2,425,562 | $550.9M | 1.00% | +63,049+2.7% | Added |
| GTCR LLC | 2,373,773 | $544.9M | 13.95% | 00.0% | Unchanged |
| Franklin Resources Inc | 2,219,141 | $509.4M | 0.11% | +265,041+13.6% | Added |
| Northern Trust Corp | 2,204,733 | $506.1M | 0.06% | −25,096−1.1% | Reduced |
| Charles Schwab Investment Management Inc | 2,156,506 | $495.1M | 0.07% | +47,043+2.2% | Added |
| Capital International Investors | 2,002,580 | $459.5M | 0.10% | −594,073−22.9% | Reduced |
| Jupiter Topco LLC | 1,940,663 | $445.4M | 0.18% | +1,940,663 | New |
| Manufacturers Life Insurance Company, The | 1,917,615 | $440.2M | 0.34% | +1,594,981+494.4% | Added |
| Invesco Ltd. | 1,750,848 | $401.9M | 0.03% | +35,036+2.0% | Added |
| Bank of America Corp | 1,540,997 | $353.8M | 0.02% | −313,491−16.9% | Reduced |
| UBS Asset Management Americas Inc | 1,453,774 | $333.7M | 0.06% | +3,905+0.3% | Added |
| Vanguard Fiduciary Trust Co | 1,442,494 | $331.2M | 0.07% | −5,338−0.4% | Reduced |
| First Pacific Advisors, LP | 1,336,290 | $306.8M | 3.79% | +948,603+244.7% | Added |
| Legal & General Group Plc | 1,306,295 | $299.9M | 0.06% | −67,134−4.9% | Reduced |
| Brave Warrior Advisors, LLC | 1,285,022 | $295.0M | 6.43% | +1,285,022 | New |
| Wellington Management Group LLP | 1,281,475 | $294.2M | 0.05% | −1,301,884−50.4% | Reduced |
| Bank of New York Mellon Corp | 1,260,984 | $289.5M | 0.05% | −26,471−2.1% | Reduced |
| Brown Advisory Inc | 1,229,898 | $282.4M | 0.44% | −350,409−22.2% | Reduced |
| FIL Ltd | 1,125,965 | $258.5M | 0.19% | −83,659−6.9% | Reduced |
| T. Rowe Price Investment Management, Inc. | 1,117,177 | $256.5M | 0.17% | +130,598+13.2% | Added |
| UBS Group AG | 1,064,498 | $244.4M | 0.04% | +75,324+7.6% | Added |
| Beck Mack & Oliver LLC | 1,061,905 | $243.8M | 4.75% | −661−0.1% | Reduced |
| Brown Brothers Harriman & Co | 1,000,945 | $229.8M | 1.01% | −30,690−3.0% | Reduced |
| Guinness Asset Management LTD | 851,348 | $194.7M | 3.30% | −50,551−5.6% | Reduced |
| Envestnet Asset Management Inc | 833,230 | $191.3M | 0.05% | −144,119−14.7% | Reduced |
| Dimensional Fund Advisors LP | 826,025 | $189.6M | 0.03% | −27,167−3.2% | Reduced |
| Brandes Investment Partners, LP | 813,014 | $186.6M | 1.31% | +111,754+15.9% | Added |
| Amundi | 799,475 | $183.5M | 0.04% | −140,360−14.9% | Reduced |
| Adage Capital Partners GP, L.L.C. | 799,003 | $183.4M | 0.26% | +458,240+134.5% | Added |
| Colony Group, LLC | 771,225 | $177.1M | 0.18% | −608,172−44.1% | Reduced |
| Cooke & Bieler LP | 769,623 | $176.7M | 2.04% | +146,990+23.6% | Added |
| CIBC Bancorp USA Inc. | 761,528 | $174.9M | 0.22% | +127,077+20.0% | Added |
| Nuveen, LLC | 725,837 | $166.6M | 0.04% | +10,712+1.5% | Added |
| Swiss National Bank | 725,060 | $166.5M | 0.09% | −28,600−3.8% | Reduced |
| Arrowstreet Capital, Limited Partnership | 716,424 | $164.5M | 0.07% | +687,246+2,355.4% | Added |
| Deutsche Bank AG | 693,775 | $159.3M | 0.05% | −61,274−8.1% | Reduced |
| BLS Capital Fondsmaeglerselskab A/S | 659,908 | $151.5M | 5.84% | +12,900+2.0% | Added |
| Unisphere Establishment | 639,700 | $146.9M | 1.25% | +4,000+0.6% | Added |
| Toroso Investments, LLC | 638,601 | $146.6M | 0.36% | +480,413+303.7% | Added |
| Price T Rowe Associates Inc | 632,135 | $145.1M | 0.01% | +132,194+26.4% | Added |
| BNP Paribas Arbitrage, SA | 627,989 | $144.2M | 0.08% | +281,309+81.1% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 625,018 | $143.5M | 0.08% | −676,429−52.0% | Reduced |
| Stonehage Fleming Financial Services Holdings Ltd | 621,432 | $142.7M | 4.87% | −28,667−4.4% | Reduced |
| Woodline Partners LP | 596,462 | $136.9M | 0.42% | −244,214−29.0% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 579,093 | $132.9M | 0.25% | +177,503+44.2% | Added |
| Fenimore Asset Management Inc | 577,158 | $132.5M | 2.74% | +10,392+1.8% | Added |
| Vanguard Global Advisers, LLC | 570,955 | $131.1M | 0.06% | +1,422+0.2% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 555,071 | $127.4M | 0.07% | −32,740−5.6% | Reduced |
| Jupiter Asset Management Ltd | 559,087 | $125.9M | 0.63% | +27,852+5.2% | Added |
| Wells Fargo & Company | 546,230 | $125.4M | 0.02% | +61,695+12.7% | Added |
| Natixis Advisors, L.P. | 541,466 | $124.3M | 0.14% | +219,137+68.0% | Added |
| Royal Bank of Canada | 529,273 | $121.5M | 0.02% | +44,943+9.3% | Added |
| National Pension Service | 516,323 | $118.5M | 0.08% | +18,047+3.6% | Added |
| Mawer Investment Management Ltd. | 510,025 | $117.1M | 0.80% | −71,251−12.3% | Reduced |
| Bank Julius Baer & Co. Ltd, Zurich | 502,345 | $115.1M | 0.30% | −6,101−1.2% | Reduced |
| Vanguard Asset Management, Ltd | 501,471 | $115.1M | 0.08% | +62,390+14.2% | Added |
| Barclays PLC | 492,767 | $113.1M | 0.04% | −141,566−22.3% | Reduced |
| HSBC Holdings PLC | 489,350 | $112.2M | 0.05% | +29,872+6.5% | Added |
| Raymond James Financial Inc | 471,875 | $108.3M | 0.03% | −23,669−4.8% | Reduced |
| Lord, Abbett & Co. LLC | 444,109 | $102.0M | 0.29% | −109,443−19.8% | Reduced |
| Global Retirement Partners, LLC | 441,225 | $101.3M | 1.55% | +441,225 | New |
| Rhumbline Advisers | 420,980 | $96.6M | 0.07% | −7,794−1.8% | Reduced |
| Jones Financial Companies LLLP | 424,430 | $95.9M | 0.04% | +202,392+91.2% | Added |
| Lazard Asset Management LLC | 416,536 | $95.6M | 0.14% | +87,517+26.6% | Added |
| Kempen Capital Management N.V. | 415,941 | $95.5M | 0.73% | +415,941 | New |
| Chilton Investment Co LLC | 413,100 | $94.8M | 2.27% | −77,388−15.8% | Reduced |
| Milford Funds Ltd | 407,718 | $93.6M | 1.52% | +49,141+13.7% | Added |
| NZS Capital, LLC | 389,613 | $89.4M | 2.32% | +20,648+5.6% | Added |
| Bowie Capital Management, LLC | 378,174 | $86.8M | 4.29% | −60,754−13.8% | Reduced |
| California State Teachers Retirement System | 375,360 | $86.2M | 0.08% | +6,286+1.7% | Added |
| Citigroup Inc | 372,212 | $85.4M | 0.04% | +77,124+26.1% | Added |
| APG Asset Management N.V. | 425,155 | $85.4M | 0.21% | −752,347−63.9% | Reduced |
| Artisan Partners Limited Partnership | 362,658 | $83.3M | 0.14% | −522,241−59.0% | Reduced |
| Gillson Capital LP | 356,202 | $81.8M | 4.82% | +240,460+207.8% | Added |
| Regions Financial Corp | 332,381 | $76.3M | 0.46% | −8,291−2.4% | Reduced |
| TD Asset Management Inc | 329,799 | $75.7M | 0.07% | −24,568−6.9% | Reduced |
| SEI Investments Co | 311,535 | $71.5M | 0.06% | +22,268+7.7% | Added |
| Mairs & Power Inc | 311,539 | $71.5M | 0.66% | +311,539 | New |
| California Public Employees Retirement System | 301,121 | $69.1M | 0.04% | −488,378−61.9% | Reduced |
| Welch & Forbes LLC | 289,883 | $66.5M | 0.81% | −3,405−1.2% | Reduced |
| Zacks Investment Management | 288,036 | $66.1M | 0.47% | −3,303−1.1% | Reduced |
| Bank of Montreal | 283,417 | $65.1M | 0.02% | +58,899+26.2% | Added |
| New York State Common Retirement Fund | 276,963 | $63.6M | 0.08% | −136,108−33.0% | Reduced |
| Balyasny Asset Management LLC | 267,170 | $61.3M | 0.11% | +28,183+11.8% | Added |
| Welch Group, LLC | 262,241 | $60.2M | 2.06% | +9,229+3.6% | Added |