ALLETE has entered an agreement to be acquired by a partnership led by Canada Pension Plan Investment Board and Global Infrastructure Partners and start the process to become a private company. Learn more at www.ALLETEforward.com.

SEC Filings

Filing date Form Description View
4

Statement of changes in beneficial ownership of securities

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4

Statement of changes in beneficial ownership of securities

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ARS

An annual report to security holders

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DEF 14A

Official notification to shareholders of matters to be brought to a vote ("Proxy")

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3

Initial filing by director officer or owner of more than ten percent.

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10-K

Annual report which provides a comprehensive overview of the company for the past year

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4

Statement of changes in beneficial ownership of securities

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4

Statement of changes in beneficial ownership of securities

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4

Statement of changes in beneficial ownership of securities

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U-3A-2

Statement by holding company claiming exemption from provisions of the act under Rule 2

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