ALLETE has been acquired by a partnership led by Canada Pension Plan Investment Board and Global Infrastructure Partners and is now a private company.

SEC Filings

Filing date Form Description View
15-12G 15-12G     View HTML
POSASR POSASR View HTML
POSASR POSASR View HTML
S-8 POS Post-effective amendment to an S-8 filing View HTML
S-8 POS Post-effective amendment to an S-8 filing View HTML
S-8 POS Post-effective amendment to an S-8 filing View HTML
S-8 POS Post-effective amendment to an S-8 filing View HTML
S-8 POS Post-effective amendment to an S-8 filing View HTML
S-8 POS Post-effective amendment to an S-8 filing View HTML
S-8 POS Post-effective amendment to an S-8 filing View HTML