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UNION ELECTRIC CO — 424B3 Filings

22 424B3 filings on record

This page lists all 424B3 filings submitted to the SEC by UNION ELECTRIC CO (UEPCO), sorted by most recent first. Each row links to the full filing on EdgarLookup. UNION ELECTRIC CO has filed 22 424B3 documents with the SEC since 1994. To view all SEC filings by UNION ELECTRIC CO, see the full filings list.

Overview All Filings Financials Insiders
All 10-K 10-K/A 10-K405 10-Q 10-Q/A 11-K 25 3 35-CERT 4 424B1 424B2 424B3 424B4 424B5 8-K 8-K/A ARS CORRESP DEF 14A DEF 14C DEFA14A DEFA14C EFFECT FWP RW S-3 S-3/A S-3ASR S-8 SC 13D SC 13G SC 13G/A SF-1 SF-1/A U-1 U-1/A U-6B-2 UPLOAD
Form Description Accession Number Filed Period
424B3 424B3 0001104659-26-018383 Feb 23, 2026
424B3 424B3 0001104659-25-028054 Mar 26, 2025
424B3 424B3 0001104659-24-104009 Sep 30, 2024
424B3 424B3 0001104659-24-038197 Mar 25, 2024
424B3 424B3 0001104659-24-000588 Jan 3, 2024
424B3 424B3 0001104659-23-025691 Feb 27, 2023
424B3 424B3 0001104659-22-035922 Mar 21, 2022
424B3 424B3 0001104659-21-078556 Jun 9, 2021
424B3 424B3 0001104659-20-110739 Oct 1, 2020
424B3 424B3 0001047469-20-001547 Mar 17, 2020
424B3 424B3 0001047469-19-005379 Sep 23, 2019
424B3 424B3 0001047469-19-000867 Mar 4, 2019
424B3 424B3 0001047469-18-002466 Apr 3, 2018
424B3 424B3 0001047469-17-003832 Jun 6, 2017
424B3 424B3 0001047469-16-013893 Jun 20, 2016
424B3 424B3 0001193125-15-113251 Mar 31, 2015
424B3 424B3 0001193125-14-125169 Apr 1, 2014
424B3 PROSPECTUS SUPPLEMENT 0001193125-12-382748 Sep 6, 2012
424B3 424B3 0001047469-09-002639 Mar 13, 2009
424B3 424B3 0001047469-08-007404 Jun 12, 2008
424B3 424B3 0001047469-05-027721 Dec 5, 2005
424B3 424B3 0000912057-02-032730 Aug 19, 2002