Corebridge Financial Set to Join S&P MidCap 400
NEW YORK, Dec. 12, 2025 /PRNewswire/ -- Corebridge Financial Inc. (NYSE:CRBG) will replace Allete Inc. (NYSE:ALE) in the S&P MidCap 400 effective prior to the open of trading on Wednesday, December 17. Canada Pension Plan Investment Board and Global Infrastructure Partners are acquiring Allete in a deal expected to close soon, pending final closing conditions.
Following is a summary of the change that will take place prior to the open of trading on the effective date:
Effective Date | Index Name | Action | Company Name | Ticker | GICS Sector |
Dec 17, 2025 | S&P MidCap 400 | Addition | Corebridge Financial | CRBG | Financials |
Dec 17, 2025 | S&P MidCap 400 | Deletion | Allete | ALE | Utilities |
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