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Alliant Energy Corp. (LNT)

Please visit www.sec.gov for SEC filings for Interstate Power and Light Company and Wisconsin Power and Light Company.

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Date FiledTypeDescriptionFilerView
05/17/99U-57Notification of Foreign Utility Company Status 33(a)(2) of the Public Utility Company Act Download SEC Filing to HTML Download SEC Filing to Word Download SEC Filing to Adobe PDF XBRL SEC Filing Unavailable
05/17/99U-57Notification of Foreign Utility Company Status 33(a)(2) of the Public Utility Company Act Download SEC Filing to HTML Download SEC Filing to Word Download SEC Filing to Adobe PDF XBRL SEC Filing Unavailable
05/17/9910-QQuarterly report which provides a continuing view of a company's financial position Download SEC Filing to HTML Download SEC Filing to Word Download SEC Filing to Adobe PDF XBRL SEC Filing Unavailable
05/13/9935-CERTCertificate, terms and conditions Rule 24 of the Public Utility Holding Company Act Download SEC Filing to HTML Download SEC Filing to Word Download SEC Filing to Adobe PDF XBRL SEC Filing Unavailable
04/20/99U-1/AAmendment to a previously filed U-1 Download SEC Filing to HTML Download SEC Filing to Word Download SEC Filing to Adobe PDF XBRL SEC Filing Unavailable
04/05/99SC 13D/AAn amendment to a SC 13D filingALLIANT ENERGY CORPDownload SEC Filing to HTML Download SEC Filing to Word Download SEC Filing to Adobe PDF XBRL SEC Filing Unavailable
03/31/9910-KAnnual report which provides a comprehensive overview of the company for the past year Download SEC Filing to HTML Download SEC Filing to Word Download SEC Filing to Adobe PDF XBRL SEC Filing Unavailable
03/29/99DEF 14AOfficial notification to shareholders of matters to be brought to a vote ("Proxy") Download SEC Filing to HTML Download SEC Filing to Word Download SEC Filing to Adobe PDF XBRL SEC Filing Unavailable
03/15/9935-CERTCertificate, terms and conditions Rule 24 of the Public Utility Holding Company Act Download SEC Filing to HTML Download SEC Filing to Word Download SEC Filing to Adobe PDF XBRL SEC Filing Unavailable
02/23/9935-CERTCertificate, terms and conditions Rule 24 of the Public Utility Holding Company Act Download SEC Filing to HTML Download SEC Filing to Word Download SEC Filing to Adobe PDF XBRL SEC Filing Unavailable
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