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
424B4

Form of prospectus disclosing information facts events covered in both forms 424B1 424B3

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SC 13D

Filing by person(s) reporting owned shares of common stock in a public company >5%

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CORRESP

CORRESP

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CORRESP

CORRESP

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CORRESP

CORRESP

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CORRESP

CORRESP

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CORRESP

CORRESP

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CORRESP

CORRESP

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CORRESP

CORRESP

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CORRESP

CORRESP

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