Chubb Limited (CB) Executive Transition (8-K, 11/04/2025)

Key Management Change impacting North America Insurance operations:

• Retirement: John Lupica, Vice Chairman, Chubb Group, and Executive Chairman, North America Insurance, retires effective December 31, 2025.
• Succession: John Keogh, President and COO, assumes the additional responsibility of Chairman, North America Insurance.

The company maintains active listings for Common Shares and several series of guaranteed Senior Notes (maturities 2027 through 2038) on the NYSE. Details were announced via press release (Item