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Marsh & McLennan Officer Katherine Brennan Files Form 144 for $225K Share Sale

Low SignificanceSeptember 2, 2026 at 3:41:02 PM EDT

MARSH & MCLENNAN COMPANIES, INC.

$MMC144CIK: 0000062709

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Filing Summary

Form 144 Notice of Proposed Sale • Company: MARSH & MCLENNAN COMPANIES, INC. ($MMC) • Insider: Katherine Brennan (Officer) • Shares to Sell: 1,197 • Market Value: $224,914.98 • Approx. Price: ~$187.90 • Broker: Fidelity Brokerage Services LLC • Acquisition Source: Stock Option Exercise (09/02/2026)

Comprehensive Analysis

Executive Summary

On September 2, 2026, Katherine Brennan, an Officer of Marsh & McLennan Companies, Inc. ($MMC), filed a Form 144 notice proposing the sale of 1,197 shares of Common Stock. The aggregate market value of the proposed transaction is approximately $224,914.98, reflecting an average price of $187.90 per share.

Transaction Details

  • Security: Common Stock
  • Volume: 1,197 shares
  • Total Value: $224,914.98
  • Acquisition Origin: Acquired on September 2, 2026, via stock option exercise paid in cash directly from the issuer.
  • Broker: Fidelity Brokerage Services LLC
  • Historical Activity: No reported sales in the past three months.

Market Impact & Significance

The filing indicates an exercise-and-sell transaction of modest scale relative to the company's 477.2 million shares outstanding. Given the routine nature of stock option exercises and the small transaction size, this filing represents low trading significance and is unlikely to impact MMC's market performance.

Topics:#MMC#MarshMcLennan#Form144#InsiderTrading#StockOptions

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