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NORTHERN STATES POWER CO /WI/ All Filings
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View Filing in HTMLView Filing in RTFView Filing in PDFView Filing in ExcelView Filing in Original FormatView Filing in XBRLView Filing in Redline  10-Q   08/01/24 06/30/24   File this document to a folder.
View Filing in HTMLView Filing in RTFView Filing in PDFView Filing in ExcelView Filing in Original FormatView Filing in XBRL  8-K   08/01/24 08/01/24   File this document to a folder.
View Filing in HTMLView Filing in RTFView Filing in PDFView Filing in ExcelView Filing in Original FormatView Filing in XBRL  8-K   05/16/24 05/16/24   File this document to a folder.
View Filing in HTMLView Filing in RTFView Filing in PDFView Filing in ExcelView Filing in Original Format  424B2   05/14/24   File this document to a folder.
View Filing in HTMLView Filing in RTFView Filing in PDFView Filing in ExcelView Filing in Original Format  FWP   05/13/24   File this document to a folder.
View Filing in HTMLView Filing in RTFView Filing in PDFView Filing in ExcelView Filing in Original Format  424B5   05/13/24   File this document to a folder.
View Filing in HTMLView Filing in RTFView Filing in PDFView Filing in ExcelView Filing in Original FormatView Filing in XBRLView Filing in Redline  10-Q   04/25/24 03/31/24   File this document to a folder.
View Filing in HTMLView Filing in RTFView Filing in PDFView Filing in ExcelView Filing in Original FormatView Filing in XBRL  8-K   04/25/24 04/25/24   File this document to a folder.
View Filing in HTMLView Filing in RTFView Filing in PDFView Filing in ExcelView Filing in Original Format  S-3ASR   04/18/24   File this document to a folder.
View Filing in HTMLView Filing in RTFView Filing in PDFView Filing in ExcelView Filing in Original FormatView Filing in XBRLView Filing in Redline  10-K   02/21/24 12/31/23   File this document to a folder.
View Filing in HTMLView Filing in RTFView Filing in PDFView Filing in ExcelView Filing in Original FormatView Filing in XBRL  8-K   01/25/24 01/25/24   File this document to a folder.
View Filing in HTMLView Filing in RTFView Filing in PDFView Filing in ExcelView Filing in Original FormatView Filing in XBRL  8-K   11/13/23 11/09/23   File this document to a folder.
View Filing in HTMLView Filing in RTFView Filing in PDFView Filing in ExcelView Filing in Original FormatView Filing in XBRLView Filing in Redline  10-Q   10/27/23 09/30/23   File this document to a folder.
View Filing in HTMLView Filing in RTFView Filing in PDFView Filing in ExcelView Filing in Original FormatView Filing in XBRL  8-K   10/27/23 10/27/23   File this document to a folder.
View Filing in HTMLView Filing in RTFView Filing in PDFView Filing in ExcelView Filing in Original FormatView Filing in XBRL  8-K   09/01/23 09/01/23   File this document to a folder.
View Filing in HTMLView Filing in RTFView Filing in PDFView Filing in ExcelView Filing in Original FormatView Filing in XBRLView Filing in Redline  10-Q   07/27/23 06/30/23   File this document to a folder.
View Filing in HTMLView Filing in RTFView Filing in PDFView Filing in ExcelView Filing in Original FormatView Filing in XBRL  8-K   07/27/23 07/27/23   File this document to a folder.
View Filing in HTMLView Filing in RTFView Filing in PDFView Filing in ExcelView Filing in Original FormatView Filing in XBRL  8-K   05/10/23 05/10/23   File this document to a folder.
View Filing in HTMLView Filing in RTFView Filing in PDFView Filing in ExcelView Filing in Original FormatView Filing in XBRLView Filing in Redline  10-Q   04/27/23 03/31/23   File this document to a folder.
View Filing in HTMLView Filing in RTFView Filing in PDFView Filing in ExcelView Filing in Original FormatView Filing in XBRL  8-K   04/27/23 04/27/23   File this document to a folder.
View Filing in HTMLView Filing in RTFView Filing in PDFView Filing in ExcelView Filing in Original FormatView Filing in XBRLView Filing in Redline  10-K   02/23/23 12/31/22   File this document to a folder.
View Filing in HTMLView Filing in RTFView Filing in PDFView Filing in ExcelView Filing in Original FormatView Filing in XBRL  8-K   01/26/23 01/26/23   File this document to a folder.
View Filing in HTMLView Filing in RTFView Filing in PDFView Filing in ExcelView Filing in Original FormatView Filing in XBRLView Filing in Redline  10-Q   10/27/22 09/30/22   File this document to a folder.
View Filing in HTMLView Filing in RTFView Filing in PDFView Filing in ExcelView Filing in Original FormatView Filing in XBRL  8-K   10/27/22 10/27/22   File this document to a folder.
View Filing in HTMLView Filing in RTFView Filing in PDFView Filing in ExcelView Filing in Original FormatView Filing in XBRL  8-K   09/21/22 09/19/22   File this document to a folder.
 
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