Century Aluminum Company
| Year | Mar | Jun | Sep | Dec | Annual | |
|---|---|---|---|---|---|---|
| 2023 | -0.42 | 0.07 | -0.45 | - | - | |
| 2022 | 0.18 | 0.36 | 0.43 | -1.12 | -0.15 | |
| 2021 | -1.55 | -0.39 | -0.58 | 0.67 | -1.85 | |
| 2020 | -0.03 | -0.3 | -0.65 | -0.4 | -1.38 | |
| 2019 | -0.39 | -0.23 | -0.23 | -0.06 | -0.91 | |
| 2018 | - | 0.2 | -0.23 | -0.73 | -0.76 | |
| 2017 | 0.05 | 0.01 | 0.15 | 0.26 | 0.47 | |
| 2016 | 0.23 | 0.05 | 0.31 | 0.12 | 0.71 | |
| 2015 | 0.72 | 0.25 | 0.48 | 0.53 | 1.98 | |
| 2014 | -0.23 | 0.21 | 0.52 | 0.80 | 1.3 | |
| 2013 | 0.09 | -0.33 | -0.11 | -0.10 | -0.45 | |
| 2012 | -0.05 | -0.14 | -0.14 | -0.07 | -0.4 | |
| 2011 | 0.25 | 0.24 | -0.07 | -0.31 | 0.11 | |
| 2010 | 0.06 | 0.05 | -0.18 | 0.66 | 0.59 | |
| 2009 | -1.77 | -1.45 | 0.45 | 0.04 | -2.73 | |
| 2008 | -5.70 | -0.08 | 0.55 | -14.77 | -20 | |
| 2007 | 1.87 | -1.77 | 0.17 | -3.11 | -2.84 | |
| 2006 | -4.39 | 1.35 | 5.26 | -3.48 | -1.26 | |
| 2005 | 0.37 | 1.27 | -0.62 | -4.64 | -3.62 |