InsiderTrades

Form 4 for MRSH Marsh McLennan

Accepted 2026-03-03 00:00:00 ET · period of report 2026-02-28 · accession 0000062709-26-000054 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
D 2026-03-03 2026-02-28 MRSH South Martin Pres, CEO, Marsh Risk M - OptEx $0.00 +14.5K 31.7K +84% $0
D 2026-03-03 2026-02-28 MRSH South Martin Pres, CEO, Marsh Risk F - Tax $186.74 -8,006 23.7K -25% -$1.50M
D 2026-03-03 2026-02-28 MRSH South Martin Pres, CEO, Marsh Risk M - OptEx $0.00 -14.5K 0 -100% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-02-28 M A 14,476 $0.00 31,656.54 D — — (F2) Includes 118.022 shares acquired under the Marsh & McLennan Companies Employee Stock Purchase Plan for the quarters ended March 31, June 30, September 30 and December 31, 2025.
2 Common Common Stock 2026-02-28 F D 8,006 $186.74 23,650.54 D — —
3 Derivative Restricted Stock Units 2026-02-28 M D 14,476 $0.00 0 D — · — to — 14,476 Common Stock (F3) The security converts to Marsh & McLennan Companies common stock on a 1-for-1 basis. (F4) Not applicable.