Quarterly Returns (%)Koppers Holdings Inc
| Years | Q1 | Q2 | Q3 | Q4 | Annual |
|---|---|---|---|---|---|
| 2025 | -2 | 0 | 0 | -2 | |
| 2024 | 7.6 | -32 | -4.4 | -13 | -36.8 |
| 2023 | 24.2 | -2.7 | 16.1 | 28.9 | 81.9 |
| 2022 | -11.6 | -18.2 | 35.8 | -8.4 | -10 |
| 2021 | 12 | -7.4 | -3.4 | 0.1 | 0.4 |
| 2020 | -5 | 4 | 8 | 48.9 | -18.8 |
| 2019 | 52.5 | 5.9 | -2.8 | 32.1 | 125.3 |
| 2018 | -19.3 | -5.7 | -19.1 | -45.2 | -66.5 |
| 2017 | 5.1 | -14.6 | 27.7 | 8.4 | 26.3 |
| 2016 | 23.1 | 36.8 | 4.7 | 25.2 | 120.8 |
| 2015 | -24.3 | 25.6 | -18.4 | -9.5 | -29.8 |
| 2014 | -9.3 | -6.6 | -12.7 | -21 | -41.6 |
| 2013 | 16 | -11.1 | 10.3 | 7.8 | 22.8 |
| 2012 | 12.9 | -15.2 | 2.9 | 9.2 | 14.1 |
| 2011 | 20 | -10.7 | -32 | 35 | -1.6 |
| 2010 | -6.2 | -20.1 | 20.7 | 34.1 | 21.3 |
| 2009 | -32 | 83.5 | 13.3 | 3.5 | 46.3 |
| 2008 | 3.2 | -5.1 | -10.2 | -41.5 | -48.6 |
| 2007 | -1 | 31 | 16.2 | 12.4 | 69.4 |
| 2006 | 0 | 2.6 | -4.1 | 45.5 | 0 |