Company facts
- Industry
- Electric Services
- Headquarters
- St Louis, Missouri
- Most recent report
- 10-Q, filed Aug 3, 2026
- Incorporated
- Missouri
- Filings on record
- 560 filings
- On EDGAR
- CIK 100826
- Fiscal year ends
- December
Financials 8 of 129
News 8 of 162
Prospectuses and Registrations 8 of 111
- S-3ASR Automatic shelf registration Aug 4, 2026
- 424B2 Prospectus supplement for an offering Jun 16, 2026
- FWP Free writing prospectus Jun 15, 2026
- 424B3 Prospectus supplement for an offering Jun 15, 2026
- 424B2 Prospectus supplement for an offering Feb 24, 2026
- FWP Free writing prospectus Feb 23, 2026
- 424B3 Prospectus supplement for an offering Feb 23, 2026
- 424B2 Prospectus supplement for an offering Mar 27, 2025
Proxies 8 of 12
- DEF 14A Proxy statement for a shareholder vote Mar 23, 2004
- DEF 14A Proxy statement for a shareholder vote Mar 27, 2003
- DEF 14A Proxy statement for a shareholder vote Mar 28, 2002
- DEF 14A Proxy statement for a shareholder vote Mar 26, 2001
- DEF 14A Proxy statement for a shareholder vote Mar 29, 2000
- DEF 14A Proxy statement for a shareholder vote Mar 29, 1999
- DEF 14A Proxy statement for a shareholder vote Mar 30, 1998
- DEF 14A Proxy statement for a shareholder vote Mar 14, 1997
Ownership 8 of 60
- SC 13G/A Large holder reported a passive stake, amended Feb 14, 2022
- SC 13G/A Large holder reported a passive stake, amended Feb 18, 2021
- SC 13G/A Large holder reported a passive stake, amended Feb 18, 2021
- SC 13G/A Large holder reported a passive stake, amended Feb 12, 2021
- SC 13G/A Large holder reported a passive stake, amended Feb 12, 2021
- SC 13G/A Large holder reported a passive stake, amended Feb 12, 2020
- SC 13G/A Large holder reported a passive stake, amended Feb 12, 2020
- 3 Insider reported their initial holding Jan 24, 2019
Other 8 of 86
Everything here comes from Union Electric Co's own filings on SEC EDGAR. The filing list is rechecked every hour.