Ameren Illinois Company
AILLI · US
Closed
$ 83.00 +0% ▲
3M
1Y
5Y
10Y
All
$AILLI Dividend data
Undervalued
7.16%+
Yield has only been this high 20% of the time — usually when $AILLI looked cheap.
Average yield
6.49%
The midpoint of $AILLI's yield over the last 10 years.
Overvalued
<6.31%
Yield has only dropped this low 20% of the time — usually when $AILLI looked expensive.
Current yield
1.55%
$AILLI's yield today, based on the latest price and dividend.
Based on the trailing 10 years of Ameren Illinois Company's dividend yield history.
Geraldine Weiss dividend yield theory
3M
1Y
5Y
10Y
All
Price
Undervalued (yield 6.43%)
Fair value (orientative)
Overvalued (yield 3.63%)
🔴 Overvalued zone · current yield 1.55%
The Geraldine Weiss dividend yield theory applied to Ameren Illinois Company ($AILLI) uses the stock's historical dividend yield range to estimate when the price is cheap or expensive relative to its own dividend-paying history (2016–2026). Based on that history, $AILLI is currently trading in overvalued territory.
When the $AILLI yield climbs above 🟢 6.43%, the stock has historically been undervalued. When the yield falls below 🔴 3.63%, Ameren Illinois Company has historically been overvalued. The dashed 🟡 fair value (~5.03%) line marks the orientative midpoint between both extremes, not a price target.
Dividend Growth (CAGR)
CAGR 1Y
-66.67%
CAGR 3Y
-37%
CAGR 5Y
-24.21%
CAGR 10Y
-12.94%
Dividend Trend
Dividend History
| Ex-Date | Payment Date | Period | Cash Amount | Declaration Date |
|---|---|---|---|---|
| 10 Apr 2026 | 01 May 2026 | Quarterly | 1.29 $ | 13 Feb 2026 |
| 11 Jul 2025 | – | – | 1.29 $ | – |
| 11 Apr 2025 | – | – | 1.29 $ | – |
| 11 Oct 2024 | 01 Nov 2024 | Quarterly | 1.29 $ | 09 Aug 2024 |
| 15 Jul 2024 | 01 Aug 2024 | Quarterly | 1.29 $ | 10 May 2024 |
| 12 Apr 2024 | 01 May 2024 | Quarterly | 1.29 $ | 09 Feb 2024 |
| 11 Jan 2024 | 01 Feb 2024 | Quarterly | 1.29 $ | 13 Oct 2023 |
| 13 Oct 2023 | 01 Nov 2023 | Quarterly | 1.29 $ | 11 Aug 2023 |
| 14 Jul 2023 | 15 Aug 2023 | Quarterly | 1.29 $ | 12 May 2023 |
| 14 Apr 2023 | 01 May 2023 | Quarterly | 1.29 $ | 10 Feb 2023 |
| 12 Jan 2023 | 01 Feb 2023 | Quarterly | 1.29 $ | 14 Oct 2022 |
| 06 Oct 2022 | 01 Nov 2022 | Quarterly | 1.29 $ | 12 Aug 2022 |
| 08 Jul 2022 | 01 Aug 2022 | Quarterly | 1.29 $ | 16 May 2022 |
| 08 Apr 2022 | 02 May 2022 | Quarterly | 1.29 $ | 11 Feb 2022 |
| 07 Jan 2022 | 01 Feb 2022 | Quarterly | 1.29 $ | 08 Oct 2021 |
| 07 Oct 2021 | 01 Nov 2021 | Quarterly | 1.29 $ | 13 Aug 2021 |
| 09 Jul 2021 | 02 Aug 2021 | Quarterly | 1.29 $ | 07 May 2021 |
| 09 Apr 2021 | 03 May 2021 | Quarterly | 1.29 $ | 12 Feb 2021 |
| 08 Jan 2021 | 01 Feb 2021 | Quarterly | 1.29 $ | 09 Oct 2020 |
| 08 Oct 2020 | 02 Nov 2020 | Quarterly | 1.29 $ | 14 Aug 2020 |
| 10 Jul 2020 | 03 Aug 2020 | Quarterly | 1.29 $ | 08 May 2020 |
| 09 Apr 2020 | 01 May 2020 | Quarterly | 1.29 $ | 14 Feb 2020 |
| 10 Jan 2020 | 03 Feb 2020 | Quarterly | 1.29 $ | 11 Oct 2019 |
| 04 Oct 2019 | 01 Nov 2019 | Quarterly | 1.29 $ | 08 Aug 2019 |
| 05 Jul 2019 | 01 Aug 2019 | Quarterly | 1.29 $ | 02 May 2019 |
| 05 Apr 2019 | 01 May 2019 | Quarterly | 1.29 $ | 08 Feb 2019 |
| 04 Jan 2019 | 01 Feb 2019 | Quarterly | 1.29 $ | 12 Oct 2018 |
| 04 Oct 2018 | 01 Nov 2018 | Quarterly | 1.29 $ | 10 Aug 2018 |
| 06 Jul 2018 | 01 Aug 2018 | Quarterly | 1.29 $ | 03 May 2018 |
| 06 Apr 2018 | 01 May 2018 | Quarterly | 1.29 $ | 09 Feb 2018 |
| 05 Jan 2018 | 01 Feb 2018 | Quarterly | 1.29 $ | 12 Oct 2017 |
| 05 Oct 2017 | 01 Nov 2017 | Quarterly | 1.29 $ | 07 Aug 2017 |
| 06 Jul 2017 | 01 Aug 2017 | Quarterly | 1.29 $ | – |
| 06 Apr 2017 | 01 May 2017 | Quarterly | 1.29 $ | 10 Feb 2017 |
| 05 Jan 2017 | 01 Feb 2017 | Quarterly | 1.29 $ | 13 Oct 2016 |
| 05 Oct 2016 | 01 Nov 2016 | Quarterly | 1.29 $ | 12 Aug 2016 |
| 07 Jul 2016 | 01 Aug 2016 | Quarterly | 1.29 $ | 28 Apr 2016 |
| 07 Apr 2016 | 02 May 2016 | Quarterly | 1.29 $ | 12 Feb 2016 |
| 07 Jan 2016 | 01 Feb 2016 | Quarterly | 1.29 $ | 08 Oct 2015 |
| 07 Oct 2015 | 02 Nov 2015 | Quarterly | 1.29 $ | 13 Aug 2015 |
| 09 Jul 2015 | 03 Aug 2015 | Quarterly | 1.29 $ | 24 Apr 2015 |
| 09 Apr 2015 | 01 May 2015 | Quarterly | 1.29 $ | 12 Feb 2015 |
| 08 Jan 2015 | 02 Feb 2015 | Quarterly | 1.29 $ | 10 Oct 2014 |
| 08 Oct 2014 | 03 Nov 2014 | Quarterly | 1.29 $ | 07 Aug 2014 |
| 10 Jul 2014 | 01 Aug 2014 | Quarterly | 1.29 $ | 24 Apr 2014 |
| 10 Apr 2014 | 01 May 2014 | Quarterly | 1.29 $ | 14 Feb 2014 |
| 09 Jan 2014 | 03 Feb 2014 | Quarterly | 1.29 $ | 10 Oct 2013 |
| 03 Oct 2013 | 01 Nov 2013 | Quarterly | 1.29 $ | 09 Aug 2013 |
| 03 Jul 2013 | 01 Aug 2013 | Quarterly | 1.29 $ | 23 Apr 2013 |
| 04 Apr 2013 | 01 May 2013 | Quarterly | 1.29 $ | 08 Feb 2013 |
| 03 Jan 2013 | 01 Feb 2013 | Quarterly | 1.29 $ | – |
| 03 Oct 2012 | 01 Nov 2012 | Quarterly | 1.29 $ | – |
| 05 Jul 2012 | 01 Aug 2012 | Quarterly | 1.29 $ | – |
| 04 Apr 2012 | 01 May 2012 | Quarterly | 1.29 $ | – |
| 05 Jan 2012 | 01 Feb 2012 | Quarterly | 1.29 $ | – |
| 05 Oct 2011 | 01 Nov 2011 | Quarterly | 1.29 $ | – |
| 07 Jul 2011 | 01 Aug 2011 | Quarterly | 1.29 $ | – |
| 07 Apr 2011 | 02 May 2011 | Quarterly | 1.29 $ | – |
| 06 Jan 2011 | 01 Feb 2011 | Other | 0.4440 $ | – |
| 06 Dec 2010 | 31 Dec 2010 | Quarterly | 1.29 $ | – |
| 07 Sept 2010 | 30 Sept 2010 | Quarterly | 1.29 $ | – |
| 07 Jun 2010 | 30 Jun 2010 | Quarterly | 1.29 $ | – |
| 08 Mar 2010 | 31 Mar 2010 | Quarterly | 1.29 $ | – |
| 07 Dec 2009 | 31 Dec 2009 | Quarterly | 1.29 $ | – |
| 08 Sept 2009 | 30 Sept 2009 | Quarterly | 1.29 $ | – |
| 08 Jun 2009 | 30 Jun 2009 | Quarterly | 1.29 $ | – |
| 09 Mar 2009 | 31 Mar 2009 | Quarterly | 1.29 $ | – |
| 08 Dec 2008 | 31 Dec 2008 | Quarterly | 1.29 $ | – |
| 08 Sept 2008 | 30 Sept 2008 | Quarterly | 1.29 $ | – |
| 09 Jun 2008 | 30 Jun 2008 | Quarterly | 1.29 $ | – |
| 03 Mar 2008 | 31 Mar 2008 | Quarterly | 1.29 $ | – |
| 03 Dec 2007 | 31 Dec 2007 | Quarterly | 1.29 $ | – |
| 04 Sept 2007 | 28 Sept 2007 | Quarterly | 1.29 $ | – |
| 04 Jun 2007 | 29 Jun 2007 | Quarterly | 1.29 $ | – |
| 05 Mar 2007 | 30 Mar 2007 | Quarterly | 1.29 $ | – |
| 04 Dec 2006 | 29 Dec 2006 | Quarterly | 1.29 $ | – |
| 05 Sept 2006 | 29 Sept 2006 | Quarterly | 1.29 $ | – |
| 05 Jun 2006 | 30 Jun 2006 | Quarterly | 1.29 $ | – |
| 06 Mar 2006 | 31 Mar 2006 | Quarterly | 1.29 $ | – |
| 05 Dec 2005 | 30 Dec 2005 | Quarterly | 1.29 $ | – |
| 06 Sept 2005 | 30 Sept 2005 | Quarterly | 1.29 $ | – |
| 06 Jun 2005 | 30 Jun 2005 | Quarterly | 1.29 $ | – |
| 07 Mar 2005 | 31 Mar 2005 | Quarterly | 1.29 $ | – |
| 06 Dec 2004 | 31 Dec 2004 | Quarterly | 1.29 $ | – |
| 13 Sept 2004 | 30 Sept 2004 | Quarterly | 1.29 $ | – |
| 07 Jun 2004 | 30 Jun 2004 | Quarterly | 1.29 $ | – |
| 08 Mar 2004 | 31 Mar 2004 | Quarterly | 1.29 $ | – |
| 08 Dec 2003 | 31 Dec 2003 | Quarterly | 1.29 $ | – |
| 08 Sept 2003 | 30 Sept 2003 | Quarterly | 1.29 $ | – |
| 09 Jun 2003 | 30 Jun 2003 | Quarterly | 1.29 $ | – |
| 10 Mar 2003 | 31 Mar 2003 | Quarterly | 1.29 $ | – |
| 09 Dec 2002 | 31 Dec 2002 | Quarterly | 1.29 $ | – |
| 09 Sept 2002 | 30 Sept 2002 | Quarterly | 1.29 $ | – |
| 06 Jun 2002 | 28 Jun 2002 | Quarterly | 1.29 $ | – |
| 07 Mar 2002 | 28 Mar 2002 | Quarterly | 1.29 $ | – |
| 06 Dec 2001 | 31 Dec 2001 | Quarterly | 1.29 $ | – |
| 07 Sept 2001 | 28 Sept 2001 | Quarterly | 1.29 $ | – |
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