MRSH Institutional Ownership
Top institutional (13F) holders of MRSH and activist (13D/G) positions, sourced from SEC EDGAR.
Institutional owners
48
Institutional value
$47.41B
Top holder
BlackRock, Inc.
Top holders
| Holder | Stake | Filed | Value |
|---|---|---|---|
| BlackRock, Inc.holding company | 8.3% | Aug 7, 2026 | $6.58B |
| Vanguard Capital Managementinvestment advisor | 6.6% | Aug 13, 2026 | $5.25B |
| STATE STREET CORPORATIONinvestment advisor | 4.7% | Sep 22, 2026 | $3.73B |
| Capital World Investorsinvestment advisor | 3.8% | Aug 12, 2026 | $3.02B |
| WELLINGTON MANAGEMENT GROUP LLPinvestment advisor | 3.6% | Aug 14, 2026 | $2.83B |
| Capital International Investorsinvestment advisor | 3.3% | Aug 12, 2026 | $2.62B |
| GEODE CAPITAL MANAGEMENT, LLCinvestment advisor | 2.8% | Aug 12, 2026 | $2.25B |
| T. Rowe Price Associates, Inc.investment advisor | 2.8% | Aug 14, 2026 | $2.24B |
| Vanguard Portfolio Managementinvestment advisor | 2.6% | Aug 13, 2026 | $2.1B |
| Capital Research Global Investorsinvestment advisor | 2.3% | Aug 12, 2026 | $1.83B |
| FMR LLCinvestment advisor | 1.5% | Aug 13, 2026 | $1.16B |
| Massachusetts Financial Services Companyinvestment advisor | 1.4% | Aug 3, 2026 | $1.09B |
| MORGAN STANLEYinvestment advisor | 1.3% | Aug 13, 2026 | $1.05B |
| Norges Bankother | 1.3% | Aug 12, 2026 | $1.04B |
| Ameriprise Financial, Inc.holding company | 1.2% | Aug 14, 2026 | $922.15M |
| NORTHERN TRUST CORPinvestment advisor | 1.0% | Aug 13, 2026 | $814.71M |
| JPMORGAN CHASE & COinvestment advisor | 1.0% | Aug 12, 2026 | $788.59M |
| Invesco Ltd.investment advisor | 0.9% | Aug 14, 2026 | $717.64M |
| GOLDMAN SACHS GROUP INCinvestment advisor | 0.9% | Aug 14, 2026 | $704.79M |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIPinvestment advisor | 0.9% | Aug 13, 2026 | $695.03M |
| UBS Group AGinvestment advisor | 0.8% | Aug 13, 2026 | $600.6M |
| BANK OF AMERICA CORP /DE/investment advisor | 0.7% | Aug 14, 2026 | $575.85M |
| Bank of New York Mellon Corpholding company | 0.7% | Aug 6, 2026 | $532.44M |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INCinvestment advisor | 0.6% | Aug 14, 2026 | $512.08M |
| ROYAL BANK OF CANADAinvestment advisor | 0.6% | Aug 14, 2026 | $468.99M |
Institutional ownership for companies related to MRSH
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Source: SEC EDGAR Schedule 13D / 13G and 13F filings.