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Form SC 13G - Statement of Beneficial Ownership by Certain Investors:
SEC Accession No. 0000052388-21-000069
Filing Date
2021-02-11
Accepted
2021-02-11 11:27:07
Documents
1

Document Format Files

Seq Description Document Type Size
1 SC 13G northwesterncorp13g.htm SC 13G 122624
  Complete submission text file 0000052388-21-000069.txt   124337
Mailing Address 4500 MAIN STREET KANSAS CITY MO 64111
Business Address 4500 MAIN STREET KANSAS CITY MO 64111 816-531-5575
AMERICAN CENTURY INVESTMENT MANAGEMENT INC (Filed by) CIK: 0000052388 (see all company filings)

IRS No.: 440640487 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G
SIC: 0000

Mailing Address 3010 W 69TH STREET SIOUX FALLS SD 57108
Business Address 3010 W 69TH STREET SIOUX FALLS SD 57108 6059782908
NORTHWESTERN CORP (Subject) CIK: 0000073088 (see all company filings)

IRS No.: 460172280 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G | Act: 34 | File No.: 005-36015 | Film No.: 21617680
SIC: 4931 Electric & Other Services Combined