Filing Flows › Marsh & McLennan Companies (MRSH) › Who owns the stock
Who owns Marsh & McLennan Companies (MRSH) stock
1,446 funds reported Marsh & McLennan Companies (MRSH) shares in their latest 13F filings, worth $78.5B in all. The largest holder is Vanguard Group ($8.6B). Last quarter 553 funds added to their stakes and 747 cut them. Members of Congress and other officials disclosed 7 trades (0 buys, 7 sales).
Largest holders (13F)
| Fund | Shares | Value | Change | Quarter |
|---|---|---|---|---|
| Vanguard Group | 46,589,633 | $8.6B | increase | 2025-12-31 |
| BlackRock | 39,502,046 | $6.6B | decrease | 2026-06-30 |
| Vanguard Capital Management LLC | 31,472,575 | $5.2B | increase | 2026-06-30 |
| State Street | 22,401,676 | $3.7B | increase | 2026-06-30 |
| Capital World Investors | 18,122,340 | $3.0B | increase | 2026-06-30 |
| Wellington Management Group LLP | 16,975,238 | $2.8B | decrease | 2026-06-30 |
| Capital International Investors | 15,729,457 | $2.6B | increase | 2026-06-30 |
| Geode Capital Management, LLC | 13,510,274 | $2.3B | increase | 2026-06-30 |
| Price T Rowe Associates | 13,438,662 | $2.2B | increase | 2026-06-30 |
| Vanguard Portfolio Management LLC | 12,570,512 | $2.1B | increase | 2026-06-30 |
| Capital Research Global Investors | 10,973,649 | $1.8B | decrease | 2026-06-30 |
| Harris Associates L P | 8,687,496 | $1.4B | increase | 2026-06-30 |
| Artisan Partners Limited Partnership | 7,269,246 | $1.2B | increase | 2026-06-30 |
| FMR LLC | 6,954,123 | $1.2B | decrease | 2026-06-30 |
| Massachusetts Financial Services | 6,507,415 | $1.1B | decrease | 2026-06-30 |
Trades by Congress and other officials
| Date | Who | Trade | Amount |
|---|---|---|---|
| 2026-09-23 | Kevin Hern | sale | $50K–$100K |
| 2026-09-17 | Kevin Hern | partial sale | $50K–$100K |
| 2026-09-14 | Kevin Hern | partial sale | $1K–$15K |
| 2026-09-09 | Kevin Hern | partial sale | $100K–$250K |
| 2026-09-02 | Kevin Hern | partial sale | $1K–$15K |
| 2026-08-24 | Kevin Hern | sale | $1K–$15K |
| 2026-03-27 | Alan Armstrong | sale | $1K–$15K |
Marsh & McLennan Companies' latest quarter
Marsh & McLennan Companies, Q3 2026: revenue $6.9B (+8% year over year), operating margin 17.7%, net earnings $808M, operating cash flow $1.5B. The chart follows the revenue to costs, profit and cash.
Questions
Who owns the most MRSH stock?
By the latest 13F filings: Vanguard Group ($8.6B); BlackRock ($6.6B); Vanguard Capital Management LLC ($5.2B); State Street ($3.7B); Capital World Investors ($3.0B).
Has Congress traded MRSH stock?
Officials disclosed 7 trades on file: 0 buys and 7 sales. The latest: Kevin Hern, sale on 2026-09-23.
What is the short interest in MRSH?
6,761,571 shares were sold short at the 2026-10-15 settlement, 6.5% of the float.
Updated Nov 8, 2026. Read automatically from SEC filings and public data; errors are possible. Not investment advice.