Short answer
Marsh McLennan (MRSH) filed an 8-K current report with the SEC on March 10, 2026 reporting Item 5.02 (Departure/Election of Directors or Officers). Nick Studer replaces Martin South as Marsh Risk CEO effective April 1, 2026; Studer has led Oliver Wyman since July 2021 and joined MMC in 1997.
Marsh McLennan 8-K event analysis
AI summary of each reported item and its exhibits
Item 5.02 · Departure/Election of Directors or Officers
- Nick Studer replaces Martin South as Marsh Risk CEO effective April 1, 2026; Studer has led Oliver Wyman since July 2021 and joined MMC in 1997
- South transitions to SVP & Chief Client Officer, retaining Executive Committee seat and reporting to Group CEO John Doyle
- South's new comp: base salary unchanged, annual bonus target $1.5M (2026 performance year), LTI target $1.75M starting 2027
- South receives 12-month severance protection from April 1, 2026: full Senior Executive Severance benefits triggered even by voluntary departure during that window
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