SEC Seal
SEC Banner
Search the Next-Generation EDGAR System
Filing Detail
Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend]
SEC Accession No. 0001193125-12-045103
Filing Date
2012-02-08
Accepted
2012-02-08 07:40:54
Documents
1

Document Format Files

Seq Description Document Type Size
1 NORTHWESTERN CORPORATION d282596dsc13ga.txt SC 13G/A 35031
  Complete submission text file 0001193125-12-045103.txt   36705
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/A | Act: 34 | File No.: 005-36015 | Film No.: 12579733
SIC: 4931 Electric & Other Services Combined

Mailing Address 875 EAST WISCONSIN AVE STE 800 MILWAUKEE WI 53202
Business Address 875 EAST WISCONSIN AVE STE 800 MILWAUKEE WI 53202 414-390-6100
ARTISAN PARTNERS HOLDINGS LP (Filed by) CIK: 0001010643 (see all company filings)

IRS No.: 391807188 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A