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, Q4 2024
Institutional positions in Arthur J. Gallagher & Co. as of Dec 31, 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
- 1,325
- +140 vs. Q3 2024
- Shares held
- 232.4M
- +45.8M (+24.5%) vs. Q3 2024
- Total value
- $65.9B
- +$13.5B (+25.7%) vs. Q3 2024
- New holders
- 220
- 561 more added
- Sold out
- 80
- 331 more reduced
18 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 1,295 | $54.7B |
| Q1 2026 | 1,248 | $49.7B |
| Q4 2025 | 1,299 | $60.6B |
| Q3 2025 | 1,342 | $69.7B |
| Q2 2025 | 1,380 | $72.9B |
| Q1 2025 | 1,360 | $79.0B |
| Q4 2024 | 1,325 | $65.9B |
| Q3 2024 | 1,203 | $52.8B |
| Q2 2024 | 1,153 | $49.1B |
| Q1 2024 | 1,130 | $46.5B |
| Q4 2023 | 1,082 | $41.9B |
| Q3 2023 | 999 | $42.3B |
| Q2 2023 | 976 | $39.9B |
| Q1 2023 | 951 | $34.7B |
| Q4 2022 | 921 | $34.1B |
| Q3 2022 | 865 | $31.2B |
| Q2 2022 | 823 | $29.1B |
| Q1 2022 | 817 | $31.0B |
| Q4 2021 | 854 | $30.1B |
| Q3 2021 | 775 | $26.3B |
| Q2 2021 | 779 | $24.6B |
| Q1 2021 | 732 | $20.6B |
Institutions, Q4 2024
Shares, value and share of portfolio for each institution holding Arthur J. Gallagher & Co.; share changes are against Q3 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 29,672,134 | $8.42B | 0.15% | +3,851,661+14.9% | Added |
| BlackRock, Inc. | 19,509,682 | $5.54B | 0.11% | +1,988,814+11.4% | Added |
| JPMorgan Chase & Co | 12,557,538 | $3.56B | 0.28% | +7,712,881+159.2% | Added |
| FMR LLC | 11,959,180 | $3.39B | 0.20% | −346,298−2.8% | Reduced |
| State Street Corp | 10,282,064 | $2.92B | 0.12% | +1,350,057+15.1% | Added |
| Capital International Investors | 10,067,647 | $2.86B | 0.54% | +305,876+3.1% | Added |
| Capital World Investors | 8,199,413 | $2.33B | 0.35% | +1,910,471+30.4% | Added |
| Morgan Stanley | 6,482,851 | $1.84B | 0.13% | −455,928−6.6% | Reduced |
| Geode Capital Management, LLC | 6,277,993 | $1.78B | 0.14% | +787,265+14.3% | Added |
| Norges Bank | 5,008,248 | $1.42B | 0.19% | −173,088−3.3% | Reduced |
| Brown Advisory Inc | 2,957,633 | $839.5M | 1.06% | +260,533+9.7% | Added |
| Massachusetts Financial Services Co | 2,933,988 | $832.8M | 0.26% | −263,004−8.2% | Reduced |
| Wellington Management Group LLP | 2,822,319 | $801.1M | 0.15% | +1,745,283+162.0% | Added |
| Winslow Capital Management, LLC | 2,534,749 | $719.5M | 2.56% | +2,534,749 | New |
| Citadel Advisors LLC | 2,405,296 | $682.7M | 0.63% | +2,375,510+7,975.3% | Added |
| Northern Trust Corp | 2,355,301 | $668.6M | 0.09% | +480,193+25.6% | Added |
| WCM Investment Management, LLC | 2,328,997 | $662.5M | 1.56% | −13,875−0.6% | Reduced |
| Charles Schwab Investment Management Inc | 2,029,256 | $576.0M | 0.11% | +184,960+10.0% | Added |
| Principal Financial Group Inc | 2,003,237 | $568.6M | 0.31% | +1,117,441+126.2% | Added |
| Invesco Ltd. | 1,897,042 | $538.5M | 0.10% | −34,252−1.8% | Reduced |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 1,913,076 | $536.4M | 0.52% | −178,687−8.5% | Reduced |
| Jane Street Group, LLC | 1,857,335 | $527.2M | 0.84% | +1,825,703+5,771.7% | Added |
| D. E. Shaw & Co., Inc. | 1,758,166 | $499.1M | 0.55% | +1,649,046+1,511.2% | Added |
| Baillie Gifford & Co | 1,628,965 | $462.4M | 0.36% | −751,982−31.6% | Reduced |
| Janus Henderson Group PLC | 1,499,875 | $425.7M | 0.22% | +169,172+12.7% | Added |
| Envestnet Asset Management Inc | 1,478,054 | $419.5M | 0.13% | +56,804+4.0% | Added |
| Bank of New York Mellon Corp | 1,455,254 | $413.1M | 0.08% | +47,585+3.4% | Added |
| UBS Asset Management Americas Inc | 1,438,960 | $408.4M | 0.10% | +309,705+27.4% | Added |
| Brown Brothers Harriman & Co | 1,420,137 | $403.1M | 2.83% | −38,279−2.6% | Reduced |
| Balyasny Asset Management LLC | 1,319,505 | $374.5M | 0.87% | +1,317,027+53,148.8% | Added |
| Bank of America Corp | 1,293,829 | $367.3M | 0.03% | +181,979+16.4% | Added |
| Legal & General Group Plc | 1,287,386 | $365.4M | 0.10% | +79,257+6.6% | Added |
| Findlay Park Partners LLP | 1,156,601 | $328.3M | 3.26% | +295,400+34.3% | Added |
| UBS Group AG | 1,148,148 | $325.9M | 0.07% | +598,823+109.0% | Added |
| Goldman Sachs Group Inc | 1,135,252 | $322.2M | 0.06% | −286,885−20.2% | Reduced |
| California Public Employees Retirement System | 1,011,224 | $287.0M | 0.19% | +16,173+1.6% | Added |
| Ghisallo Capital Management LLC | 950,000 | $269.7M | 15.74% | +950,000 | New |
| Manufacturers Life Insurance Company, The | 944,484 | $268.1M | 0.23% | +65,231+7.4% | Added |
| Alliancebernstein L.P. | 938,410 | $266.4M | 0.09% | +693,006+282.4% | Added |
| TD Asset Management Inc | 892,709 | $253.4M | 0.22% | +92,990+11.6% | Added |
| FIL Ltd | 858,487 | $243.7M | 0.23% | +5,965+0.7% | Added |
| Guinness Asset Management LTD | 841,026 | $238.7M | 4.49% | +41,795+5.2% | Added |
| Millennium Management LLC | 793,643 | $225.3M | 0.20% | +751,020+1,762.0% | Added |
| Beck Mack & Oliver LLC | 771,326 | $218.9M | 4.05% | +4,153+0.5% | Added |
| Mawer Investment Management Ltd. | 761,948 | $216.3M | 0.98% | −38,507−4.8% | Reduced |
| Zimmer Partners, LP | 750,000 | $212.9M | 3.69% | +750,000 | New |
| SEI Investments Co | 742,746 | $210.8M | 0.27% | +560,325+307.2% | Added |
| Dimensional Fund Advisors LP | 728,910 | $206.9M | 0.05% | +48,431+7.1% | Added |
| Amundi | 723,447 | $206.5M | 0.07% | +275,832+61.6% | Added |
| Voya Investment Management LLC | 710,227 | $201.5M | 0.21% | −58,955−7.7% | Reduced |
| Swiss National Bank | 705,100 | $200.1M | 0.13% | +56,600+8.7% | Added |
| Nuveen Asset Management, LLC | 683,206 | $193.9M | 0.05% | +23,182+3.5% | Added |
| Boston Partners | 677,113 | $192.5M | 0.23% | −208,978−23.6% | Reduced |
| Royal Bank of Canada | 649,251 | $184.3M | 0.04% | −5,047−0.8% | Reduced |
| Chilton Investment Co LLC | 636,499 | $180.7M | 4.64% | +57,194+9.9% | Added |
| Bessemer Group Inc | 626,401 | $177.8M | 0.29% | −224,767−26.4% | Reduced |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 622,916 | $176.8M | 0.19% | −305,978−32.9% | Reduced |
| Burgundy Asset Management Ltd. | 601,954 | $170.9M | 1.73% | +22,505+3.9% | Added |
| Bain Capital Public Equity Management II, LLC | 592,420 | $168.2M | 7.73% | +592,420 | New |
| Axiom Investors LLC | 579,327 | $164.4M | 1.21% | +254,038+78.1% | Added |
| Raymond James Financial Inc | 574,552 | $163.1M | 0.06% | +574,552 | New |
| Bank Julius Baer & Co. Ltd, Zurich | 533,761 | $162.9M | 0.50% | +46,130+9.5% | Added |
| Lord, Abbett & Co. LLC | 571,019 | $162.1M | 0.51% | +134,004+30.7% | Added |
| Woodline Partners LP | 563,770 | $160.0M | 1.08% | +457,464+430.3% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 561,330 | $159.3M | 0.11% | +71,544+14.6% | Added |
| Allianz Asset Management GmbH | 560,267 | $159.0M | 0.23% | −35,061−5.9% | Reduced |
| Burkehill Global Management, LP | 550,000 | $156.1M | 14.85% | +550,000 | New |
| Barclays PLC | 531,044 | $150.7M | 0.07% | −64,285−10.8% | Reduced |
| Unisphere Establishment | 530,300 | $150.5M | 1.31% | +509,800+2,486.8% | Added |
| Franklin Resources Inc | 526,861 | $149.5M | 0.04% | +3,537+0.7% | Added |
| BNP Paribas Arbitrage, SA | 521,614 | $148.1M | 0.11% | +290,969+126.2% | Added |
| HSBC Holdings PLC | 519,437 | $147.5M | 0.09% | −124,566−19.3% | Reduced |
| Global Retirement Partners, LLC | 509,481 | $144.6M | 4.14% | −390.0% | Reduced |
| Kovitz Investment Group Partners, LLC | 497,477 | $141.2M | 0.69% | +485,855+4,180.5% | Added |
| Deutsche Bank AG | 490,751 | $139.3M | 0.05% | +101,860+26.2% | Added |
| Zacks Investment Management | 488,589 | $138.7M | 1.28% | −53,936−9.9% | Reduced |
| Stonehage Fleming Financial Services Holdings Ltd | 462,397 | $131.3M | 3.67% | −175,158−27.5% | Reduced |
| Congress Asset Management Co | 456,502 | $129.6M | 0.88% | +5,371+1.2% | Added |
| National Pension Service | 445,721 | $126.5M | 0.12% | −4,249−0.9% | Reduced |
| Assenagon Asset Management S.A. | 437,464 | $124.2M | 0.22% | +430,917+6,581.9% | Added |
| Alyeska Investment Group, L.P. | 422,472 | $119.9M | 0.45% | +330,000+356.9% | Added |
| Rhumbline Advisers | 421,095 | $119.5M | 0.11% | +20,044+5.0% | Added |
| Price T Rowe Associates Inc | 412,304 | $117.0M | 0.01% | +32,156+8.5% | Added |
| Adage Capital Partners GP, L.L.C. | 408,403 | $115.9M | 0.20% | +311,900+323.2% | Added |
| Fenimore Asset Management Inc | 404,002 | $114.7M | 2.41% | −3,306−0.8% | Reduced |
| Samlyn Capital, LLC | 399,477 | $113.4M | 1.80% | +399,477 | New |
| Regions Financial Corp | 398,359 | $113.1M | 0.83% | −4,309−1.1% | Reduced |
| Wells Fargo & Company | 395,137 | $112.2M | 0.03% | +29,820+8.2% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 394,595 | $112.0M | 0.24% | +346,012+712.2% | Added |
| Close Asset Management Ltd | 392,644 | $111.5M | 3.14% | 00.0% | Unchanged |
| Aviva PLC | 391,216 | $111.0M | 0.29% | +37,196+10.5% | Added |
| CCLA Investment Management Ltd | 385,937 | $109.5M | 1.74% | +385,937 | New |
| Natixis Advisors, L.P. | 364,457 | $103.5M | 0.19% | +12,504+3.6% | Added |
| Artisan Partners Limited Partnership | 361,276 | $102.5M | 0.16% | −197,734−35.4% | Reduced |
| California State Teachers Retirement System | 351,594 | $99.8M | 0.12% | +31,352+9.8% | Added |
| Westfield Capital Management Co LP | 346,232 | $98.3M | 0.43% | +117,007+51.0% | Added |
| Junto Capital Management LP | 345,300 | $98.0M | 1.95% | +345,300 | New |
| Champlain Investment Partners, LLC | 343,280 | $97.4M | 0.62% | −12,005−3.4% | Reduced |
| APG Asset Management N.V. | 348,034 | $95.4M | 0.27% | +240,447+223.5% | Added |
| Holocene Advisors, LP | 333,626 | $94.7M | 0.31% | +333,626 | New |