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AEEAmeren

Utilities · Electric & Gas Utilities · NYSE

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Filings with the SEC since May 7, 2015

998 filings, 4 in the last 30 days

SEC filing index

Latest annual reportOpen ↗

Feb 18, 2026

10-K, period to Dec 31, 2025

Latest quarterly reportOpen ↗

Nov 6, 2026

10-Q, period to Sep 30, 2026

Latest current reportOpen ↗

Nov 5, 2026

8-K: Quarterly results, Other events

Filed in the last 30 days

of 998 in all

Timeline

Every filing on one line

1 yr 2 yr 3 yr

Annual report (10-K)Quarterly report (10-Q)Current report (8-K)Auditor changeCEO, CFO, COO or CAO changeRestatementLate filing noticeInsider purchaseCluster buy (3+ insiders)SEC comment letterShare offering (S-3, 424B)

20252026

All 48 events

Nov 6, 202610-Q Quarterly report (10-Q) period ended Sep 30, 2026
Nov 5, 20268-K Quarterly results, Other events 8-K items 2.02, 8.01
Sep 28, 20268-K Other events 8-K item 8.01
Sep 18, 20268-K Other events 8-K item 8.01
Aug 24, 20268-K Other events 8-K item 8.01
Aug 4, 2026Offering At-the-market program: up to $2.3B of common stock 424B5 · In accordance with the terms of the sales agreement, we may, through our sales agents, offer and sell from time to time shares of our common stock having an aggregate gross sales price of up to $2,266,700,000 (unless we increase such aggregate gross sales price in our discretion from time to time pu
Aug 4, 2026Offering Shelf registration: shares and other securities, amount not fixed S-3ASR · Stock Purchase Units Ameren Corporation may offer any of the securities described in this prospectus in one or more offerings from time to time in amounts authorized from time to time.
Aug 4, 20268-K Other events 8-K item 8.01
Aug 3, 202610-Q Quarterly report (10-Q) period ended Jun 30, 2026
Jul 30, 20268-K Quarterly results, Other events 8-K items 2.02, 8.01
Jun 29, 20268-K Other events 8-K item 8.01
Jun 26, 20268-K Other events 8-K item 8.01
May 18, 20268-K Shareholder vote results 8-K item 5.07
May 15, 2026Offering Shelf registration: shares and other securities, amount not fixed S-3ASR · Shelf registered
May 8, 202610-Q Quarterly report (10-Q) period ended Mar 31, 2026
May 5, 20268-K Quarterly results, Other events 8-K items 2.02, 8.01
Mar 4, 20268-K Other events 8-K item 8.01
Feb 27, 20268-K Other events 8-K item 8.01
Feb 18, 202610-K Annual report (10-K) period ended Dec 31, 2025
Feb 11, 20268-K Quarterly results, Other events 8-K items 2.02, 8.01
Feb 9, 20268-K Director or officer change, Regulation FD disclosure 8-K items 5.02, 7.01
Dec 15, 20258-K Director or officer change, Regulation FD disclosure 8-K items 5.02, 7.01
Dec 10, 20258-K Material agreement signed, New debt or obligation 8-K items 1.01, 2.03
Nov 24, 20258-K Other events 8-K item 8.01
Nov 6, 202510-Q Quarterly report (10-Q) period ended Sep 30, 2025
Nov 5, 20258-K Quarterly results, Other events 8-K items 2.02, 8.01
Oct 14, 20258-K Director or officer change 8-K item 5.02
Oct 3, 20258-K Director or officer change 8-K item 5.02
Sep 26, 20258-K Other events 8-K item 8.01
Aug 7, 2025Offering At-the-market program: up to $1.5B of common stock 424B5 · In accordance with the terms of the sales agreement, we may, through our sales agents, offer and sell from time to time shares of our common stock having an aggregate gross sales price of up to $1,482,210,000 (unless we increase such aggregate gross sales price in our discretion from time to time pu
Aug 7, 20258-K Other events 8-K item 8.01
Aug 4, 202510-Q Quarterly report (10-Q) period ended Jun 30, 2025
Jul 31, 20258-K Quarterly results, Other events 8-K items 2.02, 8.01
May 14, 20258-K Material agreement signed, Other events 8-K items 1.01, 8.01
May 12, 20258-K Shareholder vote results 8-K item 5.07
May 5, 202510-Q Quarterly report (10-Q) period ended Mar 31, 2025
May 1, 20258-K Quarterly results, Other events 8-K items 2.02, 8.01
Apr 28, 20258-K Director or officer change 8-K item 5.02
Apr 4, 20258-K Other events 8-K item 8.01
Mar 27, 20258-K Director or officer change 8-K item 5.02
Mar 7, 20258-K Other events 8-K item 8.01
Mar 3, 20258-K Other events 8-K item 8.01
Mar 3, 20258-K Other events 8-K item 8.01
Feb 18, 202510-K Annual report (10-K) period ended Dec 31, 2024
Feb 13, 20258-K Quarterly results, Other events 8-K items 2.02, 8.01
Feb 3, 20258-K Director or officer change 8-K item 5.02
Dec 20, 20248-K Other events 8-K item 8.01
Dec 16, 20248-K Director or officer change, Regulation FD disclosure 8-K items 5.02, 7.01

From the SEC filing index. Insider purchases go back 180 days (the Form 4s downloaded).

Every filing

Newest first, by kind

Each form links to sec.gov

All 998 Annual & quarterly 47 Current reports (8-K) 163 Insiders 633 Proxy & votes 35 Big owners (13D/13G) 39 Shares & debt offered 51 SEC letters 6 Other 24

Filed	Form	What it is	Period
Mar 31, 2026	DEFA14A	Extra proxy material		all files
Mar 31, 2026	DEF 14A	Proxy statement	May 14, 2026	all files
Apr 30, 2025	PX14A6G	Shareholder's proxy letter		all files
Apr 28, 2025	DEFA14A	Extra proxy material		all files
Mar 27, 2025	DEFA14A	Extra proxy material		all files
Mar 25, 2025	DEFA14A	Extra proxy material		all files
Mar 25, 2025	DEF 14A	Proxy statement	May 8, 2025	all files
Apr 5, 2024	DEFA14A	Extra proxy material		all files
Mar 26, 2024	DEFA14A	Extra proxy material		all files
Mar 26, 2024	DEF 14A	Proxy statement	May 9, 2024	all files
Mar 29, 2023	PX14A6G	Shareholder's proxy letter		all files
Mar 28, 2023	DEFA14A	Extra proxy material		all files
Mar 28, 2023	DEF 14A	Proxy statement		all files
Mar 29, 2022	DEFA14A	Extra proxy material		all files
Mar 29, 2022	DEF 14A	Proxy statement	May 12, 2022	all files
Mar 23, 2021	DEFA14A	Extra proxy material		all files
Mar 23, 2021	DEF 14A	Proxy statement	May 6, 2021	all files
Apr 28, 2020	DEFA14A	Extra proxy material		all files
Apr 3, 2020	PX14A6G	Shareholder's proxy letter		all files
Mar 26, 2020	DEFA14A	Extra proxy material		all files
Mar 26, 2020	DEF 14A	Proxy statement	May 7, 2020	all files
Mar 19, 2019	DEFA14A	Extra proxy material		all files
Mar 19, 2019	DEF 14A	Proxy statement	May 2, 2019	all files
Apr 16, 2018	DEFA14A	Extra proxy material		all files
Mar 19, 2018	DEFA14A	Extra proxy material		all files
Mar 19, 2018	DEF 14A	Proxy statement	May 3, 2018	all files
Mar 12, 2018	PX14A6G	Shareholder's proxy letter		all files
Apr 5, 2017	PX14A6G	Shareholder's proxy letter		all files
Mar 27, 2017	PX14A6G	Shareholder's proxy letter		all files
Mar 15, 2017	DEFA14A	Extra proxy material		all files
Mar 15, 2017	DEF 14A	Proxy statement	Apr 27, 2017	all files
Mar 3, 2017	PX14A6G	Shareholder's proxy letter		all files
Apr 18, 2016	PX14A6G	Shareholder's proxy letter		all files
Mar 18, 2016	DEFA14A	Extra proxy material		all files
Mar 18, 2016	DEF 14A	Proxy statement	Apr 28, 2016	all files

Show the other 10 filings on this page

Press releases with quarterly results are attached to the 8-Ks marked "Quarterly results"; read them on Earnings releases.

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