Monthly Returns (%)Ameren Corporation
| Years | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1998 | 0 | 5 | 11.4 | -5.9 | -1.3 | 3.2 | -4.9 | 4.6 | 7.8 | -4.8 | 3.1 | 5.3 | 0 |
| 1999 | -8.1 | -4.9 | -1.4 | 6.9 | 5.8 | -4.7 | 2.3 | 2.1 | -4.1 | 0 | -8.4 | -3.6 | -18 |
| 2000 | -0.6 | -7.8 | 5.5 | 18.5 | 0.2 | -6.5 | 7.2 | 11.7 | 5.1 | -5.1 | 11.7 | 5.9 | 51.7 |
| 2001 | -11.9 | 3.4 | -1.5 | 2.5 | 6.3 | -2.9 | -8 | 5 | -5.5 | 4.4 | 1.9 | 5.1 | -3 |
| 2002 | 1.4 | -4.9 | 6.5 | -2.3 | 4.7 | -0.1 | 1.6 | 0.8 | -4 | -3 | 2.3 | 2.1 | 4.4 |
| 2003 | -5.4 | -0.8 | 1.8 | 5 | 11 | -1.7 | -5.3 | 1.8 | 2.5 | 4.1 | -1.2 | 5.8 | 17.4 |
| 2004 | 5 | -1.9 | -1.5 | -5.1 | 1.1 | -1.4 | 4 | 4.7 | 0 | 4 | 0.9 | 4.9 | 15.1 |
| 2005 | -0 | 2.7 | -3.6 | 5.5 | 5.6 | 2.5 | 0.6 | -1.2 | -1.5 | -1.7 | -0.3 | -1.1 | 7.2 |
| 2006 | -0.9 | -0.2 | -0.4 | 1.1 | -1.7 | 3.3 | 2 | 4 | -0.2 | 2.5 | 1.2 | -0.7 | 10.1 |
| 2007 | -1.1 | -1.7 | -2.5 | 4.5 | 1 | -6.5 | -2.1 | 5.9 | 4.7 | 3 | -0.4 | 1.9 | 5.9 |
| 2008 | -17.5 | -4.6 | 4.7 | 3 | 0.2 | -5.7 | -2.7 | 1.9 | -5.2 | -16.9 | 9.6 | -4.7 | -34.5 |
| 2009 | -0.1 | -28.5 | -0.7 | -0.7 | 1.1 | 8.7 | 2.2 | 6.1 | -4.9 | -3.7 | 6.8 | 9.1 | -10.5 |
| 2010 | -8.6 | -3.3 | 7.1 | -0.4 | -5 | -2.1 | 6.7 | 10.7 | 2.5 | 2.1 | -0.9 | -0.5 | 6.8 |
| 2011 | 0.6 | -1.4 | 1.8 | 4.4 | 1.4 | -1.6 | -0.1 | 5 | -0.3 | 7.1 | 6.1 | -0.8 | 23.9 |
| 2012 | -4.5 | 1.3 | 2.9 | 0.6 | -1.5 | 5.1 | 2 | -4.4 | 1.1 | 0.7 | -8.9 | 3.9 | -2.5 |
| 2013 | 5.6 | 4.2 | 4.9 | 3.5 | -6.1 | 2.4 | 4 | -5.6 | 4.3 | 3.8 | -0.9 | 2 | 23.3 |
| 2014 | 4.7 | 6.8 | 3 | 0.3 | -4.8 | 5 | -6 | 4 | -3.2 | 10.5 | 1.8 | 8 | 32.8 |
| 2015 | -1.8 | -6.3 | 0.5 | -3 | -1.8 | -5.3 | 9 | -1.9 | 6.1 | 3.3 | 0.2 | -0.2 | -2.3 |
| 2016 | 3.9 | 4.5 | 7.7 | -4.2 | 3.2 | 9.1 | -2.1 | -5.8 | 0.4 | 1.6 | -1.7 | 7.8 | 25.7 |
| 2017 | 0.4 | 3.9 | 0.6 | 0.2 | 3.8 | -2.9 | 2.6 | 6.9 | -2.9 | 7.2 | 3.2 | -7.1 | 15.9 |
| 2018 | -4 | -4.1 | 5.2 | 3.5 | 1 | 3.6 | 2 | 1.9 | 0.7 | 2.2 | 6.3 | -4.3 | 14 |
| 2019 | 6.3 | 2.7 | 3.2 | -2 | 1.1 | 2.6 | 2.2 | 0.9 | 4.4 | -4.2 | -3.4 | 3 | 17.6 |
| 2020 | 7.2 | -4 | -7.8 | -0.1 | 2.7 | -5.9 | 14 | -1.5 | 0 | 2.6 | -4.2 | -1.1 | 0.2 |
| 2021 | -5.4 | -3.4 | 15.8 | 4.3 | -1.2 | -4.6 | 5.5 | 3.9 | -7.7 | 4.1 | -0.8 | 6.3 | 15.6 |
| 2022 | -0.2 | -3.4 | 10.1 | -1.6 | 2.5 | -5.1 | 3 | -0.5 | -13 | 0.5 | 9.6 | 0.2 | 0.1 |
| 2023 | -2.4 | -4.7 | 4.4 | 3 | -8.9 | 0.8 | 4.9 | -7.5 | -5.6 | 1.2 | 2.5 | -6.8 | -18.6 |
| 2024 | -3.9 | 2.4 | 3.8 | -0.2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13.7 |