CPP Investments and Global Infrastructure Partners Acquire ALLETE in $6.2 Billion Deal

December 15, 2025

CPP Investments and Global Infrastructure Partners (GIP) entered into a definitive agreement to acquire ALLETE for $67 per share in cash, valuing the transaction at $6.2 billion including assumed debt. The deal is expected to close in mid-2025 (later described as closing around Dec. 15, pending remaining conditions) and will take ALLETE private while delivering approximately $200 million in benefits to Minnesota Power customers and communities.

Buyers
Canada Pension Plan Investment Board (CPP Investments), Global Infrastructure Partners (GIP)
Targets
ALLETE, Inc.
Industry
Energy
Location
Minnesota, United States
Transaction Type
Buyout

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