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
10-Q

Quarterly report which provides a continuing view of a company's financial position

View HTML
8-K

Report of unscheduled material events or corporate event

View HTML
8-K

Report of unscheduled material events or corporate event

View HTML
DEF 14A

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

View HTML
S-3

Simplified registration form

View HTML
PRE 14A

A preliminary proxy statement providing notification matters to be brought to a vote

View HTML
424B5

Form of prospectus disclosing information, facts, events covered in both forms 424B2, 424B3

View HTML
424B5

Form of prospectus disclosing information, facts, events covered in both forms 424B2, 424B3

View HTML
U-3A-2

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

View HTML
10-K

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

View HTML