ModelEdge

Northwestern Corporation
0000073088
Filing Type10-Q
Filing Date4/28/2022
Updated4/28/22, 1:02 PM

Filing

10-Q
Earnings Release

Exhibits

10-QQ1
EX-31.1EX-31.1 CERTIFICATION OF CHIEF EXECUTIVE OFFICER
EX-31.2EX-31.2 CERTIFICATION OF CHIEF FINANCIAL OFFICER
EX-32.1EX-32.1 CERTIFICATION OF ROBERT C. ROWE PURSUANT TO SECTION 906
EX-32.2EX-32.2 CERTIFICATION OF CRYSTAL D. LAIL PURSUANT TO SECTION 906
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