Marsh & McLennan Companies, Inc.
MRSH- Exchange
- NYSE
- Industry
- Insurance Agents, Brokers & Service
- SEC CIK
- 0000062709
In the last 90 days, Marsh & McLennan Companies, Inc. insiders filed 0 open-market purchases and 6 sales; 1,506 institutions reported holding it in 13F filings for Q2 2026, worth $73.1B in total; superinvestors Harris Associates (Oakmark) and Markel Group hold it.
13F holders, Q2 2025
Institutional positions in Marsh & McLennan Companies, Inc. 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
- 1,610
- +2 vs. Q1 2025
- Shares held
- 447.6M
- +6.17M (+1.4%) vs. Q1 2025
- Total value
- $97.3B
- −$10.4B (−9.7%) vs. Q1 2025
- New holders
- 131
- 617 more added
- Sold out
- 129
- 591 more reduced
19 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 MRSH 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 | 1,506 | $73.1B |
| Q1 2026 | 1,548 | $76.1B |
| Q4 2025 | 1,594 | $80.9B |
| Q3 2025 | 1,576 | $87.2B |
| Q2 2025 | 1,610 | $97.3B |
| Q1 2025 | 1,627 | $108.0B |
| Q4 2024 | 1,578 | $94.2B |
| Q3 2024 | 1,531 | $97.1B |
| Q2 2024 | 1,476 | $92.3B |
| Q1 2024 | 1,444 | $89.9B |
| Q4 2023 | 1,376 | $82.4B |
| Q3 2023 | 1,294 | $82.0B |
| Q2 2023 | 1,258 | $81.5B |
| Q1 2023 | 1,228 | $72.1B |
| Q4 2022 | 1,223 | $72.3B |
| Q3 2022 | 1,159 | $65.5B |
| Q2 2022 | 1,150 | $68.6B |
| Q1 2022 | 1,151 | $75.2B |
| Q4 2021 | 1,170 | $77.6B |
| Q3 2021 | 1,078 | $68.0B |
| Q2 2021 | 1,007 | $63.6B |
| Q1 2021 | 979 | $54.7B |
Institutions, Q2 2025
Shares, value and share of portfolio for each institution holding Marsh & McLennan Companies, Inc.; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 46,158,562 | $10.1B | 0.16% | +837,117+1.8% | Added |
| BlackRock, Inc. | 40,273,528 | $8.81B | 0.17% | −327,691−0.8% | Reduced |
| State Street Corp | 21,441,578 | $4.69B | 0.18% | −48,901−0.2% | Reduced |
| FMR LLC | 20,036,974 | $4.38B | 0.25% | −2,114,616−9.5% | Reduced |
| Capital International Investors | 18,369,664 | $4.02B | 0.69% | +95,450+0.5% | Added |
| Capital World Investors | 17,610,131 | $3.85B | 0.56% | −40,872−0.2% | Reduced |
| Wellington Management Group LLP | 13,831,044 | $3.02B | 0.55% | +1,016,256+7.9% | Added |
| Geode Capital Management, LLC | 12,684,210 | $2.76B | 0.19% | +196,475+1.6% | Added |
| Price T Rowe Associates Inc | 10,042,837 | $2.20B | 0.25% | +1,515,596+17.8% | Added |
| Capital Research Global Investors | 9,792,241 | $2.14B | 0.43% | +3,211,310+48.8% | Added |
| Massachusetts Financial Services Co | 9,676,163 | $2.12B | 0.67% | −420,978−4.2% | Reduced |
| Ameriprise Financial Inc | 6,842,335 | $1.49B | 0.37% | −950,747−12.2% | Reduced |
| Bank of America Corp | 6,619,135 | $1.45B | 0.12% | −524,453−7.3% | Reduced |
| Morgan Stanley | 6,494,294 | $1.42B | 0.09% | −347,481−5.1% | Reduced |
| Norges Bank | 6,076,595 | $1.33B | 0.17% | +359,124+6.3% | Added |
| Northern Trust Corp | 5,727,176 | $1.25B | 0.17% | −166,235−2.8% | Reduced |
| UBS Asset Management Americas Inc | 5,706,940 | $1.25B | 0.25% | +526,018+10.2% | Added |
| Mawer Investment Management Ltd. | 5,374,871 | $1.18B | 5.96% | −597,241−10.0% | Reduced |
| Goldman Sachs Group Inc | 4,599,815 | $1.01B | 0.16% | +254,604+5.9% | Added |
| UBS Group AG | 4,539,709 | $992.6M | 0.21% | −205,119−4.3% | Reduced |
| JPMorgan Chase & Co | 4,451,953 | $973.4M | 0.07% | +218,915+5.2% | Added |
| Nuveen, LLC | 4,116,867 | $900.1M | 0.25% | −139,142−3.3% | Reduced |
| Wells Fargo & Company | 3,563,950 | $779.2M | 0.17% | −25,892−0.7% | Reduced |
| Artisan Partners Limited Partnership | 3,443,454 | $752.9M | 1.12% | +32,118+0.9% | Added |
| Legal & General Group Plc | 3,155,101 | $689.8M | 0.17% | −188,198−5.6% | Reduced |
| Deutsche Bank AG | 3,154,512 | $689.7M | 0.25% | −73,378−2.3% | Reduced |
| Bank of New York Mellon Corp | 3,076,874 | $672.7M | 0.13% | −190,012−5.8% | Reduced |
| Charles Schwab Investment Management Inc | 2,901,598 | $634.4M | 0.11% | +43,462+1.5% | Added |
| Royal Bank of Canada | 2,822,214 | $617.0M | 0.12% | +176,089+6.7% | Added |
| Amundi | 2,892,576 | $615.3M | 0.21% | +1,363,706+89.2% | Added |
| Parnassus Investments | 2,659,484 | $581.5M | 1.34% | −137,993−4.9% | Reduced |
| Nippon Life Insurance Co | 2,622,700 | $573.4M | 8.66% | 00.0% | Unchanged |
| Lazard Asset Management LLC | 2,593,291 | $567.0M | 0.78% | +254,912+10.9% | Added |
| Clearbridge Investments, LLC | 2,562,974 | $560.4M | 0.45% | −380,066−12.9% | Reduced |
| Invesco Ltd. | 2,539,360 | $555.2M | 0.09% | −56,354−2.2% | Reduced |
| Ninety One UK Ltd | 2,527,744 | $552.7M | 1.30% | +157,066+6.6% | Added |
| Jensen Investment Management Inc | 2,423,637 | $529.9M | 6.21% | −206,049−7.8% | Reduced |
| Mackenzie Financial Corp | 2,285,194 | $499.6M | 0.65% | +1,554,114+212.6% | Added |
| Longview Partners (Guernsey) LTD | 2,269,216 | $496.1M | 4.27% | −136,400−5.7% | Reduced |
| Stifel Financial Corp | 2,255,144 | $493.1M | 0.48% | −16,442−0.7% | Reduced |
| Dimensional Fund Advisors LP | 2,020,456 | $441.7M | 0.10% | −41,822−2.0% | Reduced |
| Primecap Management Co | 1,962,826 | $429.2M | 0.34% | −725,100−27.0% | Reduced |
| Bahl & Gaynor Inc | 1,933,318 | $422.7M | 2.14% | −27,178−1.4% | Reduced |
| Robeco Institutional Asset Management B.V. | 1,889,293 | $413.1M | 0.67% | −88,926−4.5% | Reduced |
| Janus Henderson Group PLC | 1,854,931 | $405.6M | 0.20% | −87,375−4.5% | Reduced |
| California Public Employees Retirement System | 1,822,252 | $398.4M | 0.25% | −349,494−16.1% | Reduced |
| Ako Capital LLP | 1,782,200 | $389.7M | 4.92% | −339,530−16.0% | Reduced |
| Barclays PLC | 1,554,385 | $339.9M | 0.13% | −564,129−26.6% | Reduced |
| Franklin Resources Inc | 1,521,433 | $332.6M | 0.09% | −21,416−1.4% | Reduced |
| Veritas Investment Partners (UK) Ltd. | 1,518,006 | $331.9M | 6.03% | +6,710+0.4% | Added |
| Swiss National Bank | 1,491,600 | $326.1M | 0.20% | +106,500+7.7% | Added |
| Manufacturers Life Insurance Company, The | 1,341,359 | $293.3M | 0.26% | +593,353+79.3% | Added |
| Waverton Investment Management Ltd | 1,292,140 | $282.6M | 3.89% | +86,182+7.1% | Added |
| Qube Research & Technologies Ltd | 1,282,580 | $280.4M | 0.39% | +120,094+10.3% | Added |
| Alliancebernstein L.P. | 1,279,323 | $279.7M | 0.09% | −113,412−8.1% | Reduced |
| Envestnet Asset Management Inc | 1,270,324 | $277.7M | 0.08% | +29,127+2.3% | Added |
| HSBC Holdings PLC | 1,230,414 | $268.5M | 0.17% | −169,194−12.1% | Reduced |
| FIL Ltd | 1,204,733 | $263.4M | 0.23% | +63,264+5.5% | Added |
| D. E. Shaw & Co., Inc. | 1,204,529 | $263.4M | 0.26% | +397,615+49.3% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 1,189,513 | $260.1M | 0.16% | +4080.0% | Added |
| Great West Life Assurance Co | 1,186,608 | $260.0M | 0.41% | −19,019−1.6% | Reduced |
| DekaBank Deutsche Girozentrale | 1,193,291 | $258.7M | 0.46% | +18,008+1.5% | Added |
| First Trust Advisors LP | 1,172,398 | $256.3M | 0.21% | +94,798+8.8% | Added |
| American Century Companies Inc | 1,104,953 | $241.6M | 0.13% | −840.0% | Reduced |
| Aviva PLC | 1,080,184 | $236.2M | 0.49% | +31,669+3.0% | Added |
| Jennison Associates LLC | 1,051,055 | $229.8M | 0.14% | +727,714+225.1% | Added |
| National Pension Service | 1,015,487 | $222.0M | 0.19% | +37,025+3.8% | Added |
| Two Sigma Investments, LP | 993,284 | $217.2M | 0.39% | +778,413+362.3% | Added |
| Rathbone Brothers plc | 990,944 | $216.7M | 0.93% | +220,278+28.6% | Added |
| Renaissance Technologies LLC | 973,931 | $212.9M | 0.28% | +354,931+57.3% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 957,356 | $209.3M | 0.17% | +65,642+7.4% | Added |
| Rhumbline Advisers | 948,045 | $207.3M | 0.18% | −41,917−4.2% | Reduced |
| Raymond James Financial Inc | 928,508 | $203.0M | 0.07% | −4,604−0.5% | Reduced |
| TD Asset Management Inc | 925,535 | $202.4M | 0.17% | −43,275−4.5% | Reduced |
| Polar Capital Holdings Plc | 910,000 | $199.0M | 1.04% | +36,000+4.1% | Added |
| Swedbank AB | 896,659 | $196.0M | 0.22% | +896,659 | New |
| Findlay Park Partners LLP | 885,767 | $193.7M | 2.00% | −244,600−21.6% | Reduced |
| Storebrand Asset Management AS | 865,365 | $189.2M | 0.55% | −130,778−13.1% | Reduced |
| Principal Financial Group Inc | 811,629 | $177.5M | 0.09% | −28,664−3.4% | Reduced |
| Natixis Advisors, L.P. | 810,004 | $177.1M | 0.28% | +5,251+0.7% | Added |
| Assenagon Asset Management S.A. | 808,800 | $176.8M | 0.28% | +793,052+5,035.9% | Added |
| California State Teachers Retirement System | 790,336 | $172.8M | 0.19% | −59,327−7.0% | Reduced |
| Worldquant Millennium Advisors LLC | 753,658 | $164.8M | 0.82% | +150,191+24.9% | Added |
| Capital Group Private Client Services, Inc. | 748,784 | $163.7M | 1.42% | −18,871−2.5% | Reduced |
| Markel Group Inc.SuperinvestorMarkel Group | 748,750 | $163.7M | 1.38% | +5,250+0.7% | Added |
| Voloridge Investment Management, LLC | 713,413 | $156.0M | 0.57% | −263,282−27.0% | Reduced |
| Millennium Management LLC | 693,691 | $151.7M | 0.14% | +275,712+66.0% | Added |
| Assetmark, Inc | 684,512 | $149.7M | 0.35% | +26,360+4.0% | Added |
| Nordea Investment Management AB | 658,140 | $142.8M | 0.13% | −120,623−15.5% | Reduced |
| Acadian Asset Management LLC | 642,091 | $140.4M | 0.29% | −563,031−46.7% | Reduced |
| CCLA Investment Management Ltd | 641,509 | $140.3M | 2.30% | +40,136+6.7% | Added |
| Epoch Investment Partners, Inc. | 631,147 | $138.0M | 0.71% | −89,687−12.4% | Reduced |
| New York State Common Retirement Fund | 626,229 | $136.9M | 0.18% | −2,690−0.4% | Reduced |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 614,661 | $134.4M | 0.33% | +270,205+78.4% | Added |
| Lord, Abbett & Co. LLC | 600,223 | $131.2M | 0.42% | −66,823−10.0% | Reduced |
| The PNC Financial Services Group, Inc. | 598,381 | $130.8M | 0.08% | +2,530+0.4% | Added |
| Bank of Montreal | 567,020 | $124.0M | 0.06% | −285,453−33.5% | Reduced |
| Sarasin & Partners LLP | 559,328 | $122.3M | 1.22% | +559,328 | New |
| Prudential Financial Inc | 557,486 | $121.9M | 0.16% | −79,821−12.5% | Reduced |
| Capital International Inc | 553,074 | $120.9M | 1.17% | +132,653+31.6% | Added |