Corebridge Financial Set to Join S&P MidCap 400

Core Points - Corebridge Financial Inc. will replace Allete Inc. in the S&P MidCap 400 effective December 17, 2025 [1] - The acquisition of Allete by Canada Pension Plan Investment Board and Global Infrastructure Partners is expected to close soon, pending final conditions [1] Company Changes - Addition: Corebridge Financial, Ticker: CRBG, GICS Sector: Financials [1] - Deletion: Allete, Ticker: ALE, GICS Sector: Utilities [1]