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ALLIANT ENERGY CORP — 10-Q Filings

96 10-Q filings on record

This page lists all 10-Q filings submitted to the SEC by ALLIANT ENERGY CORP (LNT), sorted by most recent first. Each row links to the full filing on EdgarLookup. ALLIANT ENERGY CORP has filed 96 10-Q documents with the SEC since 2013. To view all SEC filings by ALLIANT ENERGY CORP, see the full filings list.

Overview All Filings Financials Insiders
All 10-K 10-K/A 10-K405 10-K405/A 10-Q 10-Q/A 11-K 15-15D 25 3 3/A 35-CERT 35-CERT/A 4 4/A 424B2 424B3 424B5 5 5/A 8-A12B 8-A12B/A 8-K 8-K/A ARS CERT CORRESP CT ORDER DEF 14A DEFA14A FWP NO ACT NT 10-K NT 11-K POS AMC POSASR PRE 14A PX14A6G RW S-3 S-3/A S-3ASR S-3D S-3MEF S-4 S-4/A S-8 S-8 POS SC 13D SC 13D/A SC 13G SC 13G/A SCHEDULE 13G/A SE U-1 U-1/A U-12-IB U-13-60 U-57 U-6B-2 U-6B-2/A U-9C-3 U5A U5B U5B/A U5S U5S/A UPLOAD
Form Description Accession Number Filed Period
10-Q 10-Q 0000352541-25-000081 Nov 7, 2025 Sep 30, 2025
10-Q 10-Q 0000352541-25-000072 Aug 8, 2025 Jun 30, 2025
10-Q 10-Q 0000352541-25-000053 May 9, 2025 Mar 31, 2025
10-Q 10-Q 0000352541-24-000104 Nov 1, 2024 Sep 30, 2024
10-Q 10-Q 0000352541-24-000089 Aug 2, 2024 Jun 30, 2024
10-Q 10-Q 0000352541-24-000058 May 3, 2024 Mar 31, 2024
10-Q 10-Q 0000352541-23-000108 Nov 3, 2023 Sep 30, 2023
10-Q 10-Q 0000352541-23-000091 Aug 4, 2023 Jun 30, 2023
10-Q 10-Q 0000352541-23-000059 May 5, 2023 Mar 31, 2023
10-Q 10-Q 0000352541-22-000082 Nov 8, 2022 Sep 30, 2022
10-Q 10-Q 0000352541-22-000075 Aug 5, 2022 Jun 30, 2022
10-Q 10-Q 0000352541-22-000058 Apr 29, 2022 Mar 31, 2022
10-Q 10-Q 0000352541-21-000095 Nov 5, 2021 Sep 30, 2021
10-Q 10-Q 0000352541-21-000076 Aug 6, 2021 Jun 30, 2021
10-Q 10-Q 0000352541-21-000056 May 7, 2021 Mar 31, 2021
10-Q 10-Q 0000352541-20-000108 Nov 3, 2020 Sep 30, 2020
10-Q 10-Q 0000352541-20-000090 Aug 10, 2020 Jun 30, 2020
10-Q 10-Q 0000352541-20-000064 May 8, 2020 Mar 31, 2020
10-Q 10-Q 0000352541-19-000099 Nov 7, 2019 Sep 30, 2019
10-Q 10-Q 0000352541-19-000082 Aug 2, 2019 Jun 30, 2019
10-Q 10-Q 0000352541-19-000053 May 3, 2019 Mar 31, 2019
10-Q 10-Q 0000352541-18-000089 Nov 7, 2018 Sep 30, 2018
10-Q 10-Q 0000352541-18-000078 Aug 3, 2018 Jun 30, 2018
10-Q 10-Q 0000352541-18-000051 May 3, 2018 Mar 31, 2018
10-Q 10-Q 0000352541-17-000103 Nov 3, 2017 Sep 30, 2017
10-Q 10-Q 0000352541-17-000081 Aug 4, 2017 Jun 30, 2017
10-Q 10-Q 0000352541-17-000054 May 4, 2017 Mar 31, 2017
10-Q 10-Q 0000352541-16-000203 Nov 4, 2016 Sep 30, 2016
10-Q 10-Q 0000352541-16-000165 Aug 2, 2016 Jun 30, 2016
10-Q 10-Q 0000352541-16-000116 May 5, 2016 Mar 31, 2016
10-Q 10-Q 0000352541-15-000030 Nov 6, 2015 Sep 30, 2015
10-Q 10-Q 0000352541-15-000022 Aug 6, 2015 Jun 30, 2015
10-Q 10-Q 0000352541-15-000011 May 1, 2015 Mar 31, 2015
10-Q 10-Q 0000352541-14-000025 Nov 7, 2014 Sep 30, 2014
10-Q 10-Q 0000352541-14-000019 Aug 7, 2014 Jun 30, 2014
10-Q 10-Q 0000352541-14-000011 May 2, 2014 Mar 31, 2014
10-Q 10-Q 0000352541-13-000026 Nov 7, 2013 Sep 30, 2013
10-Q 10-Q 0000352541-13-000020 Aug 2, 2013 Jun 30, 2013
10-Q 10-Q 0000352541-13-000012 May 3, 2013 Mar 31, 2013
10-Q FORM 10-Q 0000352541-12-000017 Nov 9, 2012 Sep 30, 2012
10-Q FORM 10-Q 0000352541-12-000008 Aug 3, 2012 Jun 30, 2012
10-Q FORM 10-Q 0001193125-12-211596 May 4, 2012 Mar 31, 2012
10-Q FORM 10-Q 0001193125-11-295400 Nov 3, 2011 Sep 30, 2011
10-Q FORM 10-Q 0001193125-11-211511 Aug 5, 2011 Jun 30, 2011
10-Q FORM 10-Q 0001193125-11-127887 May 5, 2011 Mar 31, 2011
10-Q FORM 10-Q 0001193125-10-240771 Oct 29, 2010 Sep 30, 2010
10-Q FORM 10-Q 0001193125-10-179039 Aug 5, 2010 Jun 30, 2010
10-Q FORM 10-Q 0001193125-10-106871 May 5, 2010 Mar 31, 2010
10-Q FORM 10-Q 09/30/09 0000352541-09-000015 Oct 30, 2009 Sep 30, 2009
10-Q FORM 10-Q 06/30/09 0000107832-09-000008 Aug 6, 2009 Jun 30, 2009