Westlake Corporation
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Westlake Corporation (WLK)

Price-to-Earnings Ratio History

P/E Ratio (TTM)

-22.61

Financial Fundamentals

WLK • Quarterly Data • 5Y View

Quarterly P/E

QuarterP/E Ratio
2003-06-3025.70
2003-12-31—
2004-03-3115.77
2004-06-307.54
2004-09-3010.56
2004-12-3110.99
2005-03-318.15
2005-06-307.63
2005-09-309.43
2005-12-315.99
2006-03-3110.22
2006-06-306.78
2006-09-307.90
2006-12-3133.77
2007-03-3121.43
2007-06-3011.48
2007-09-309.91
2007-12-3116.05
2008-03-3138.63
2008-06-304.89
2008-09-3011.86
2008-12-31-2.33
2009-03-31-37.50
2009-06-3018.58
2009-09-3013.23
2009-12-3131.41
2010-03-3121.82
2010-06-305.12
2010-09-307.39
2010-12-318.04
2011-03-3110.56
2011-06-3010.07
2011-09-307.96
2011-12-3123.82
2012-03-3111.63
2012-06-307.11
2012-09-3013.45
2012-12-3113.77
2013-03-3112.23
2013-06-3011.27
2013-09-3010.22
2013-12-3111.92
2014-03-3114.02
2014-06-3016.49
2014-09-3017.18
2014-12-3111.07
2015-03-3116.35
2015-06-3011.06
2015-09-309.33
2015-12-3115.98
2016-03-3112.31
2016-06-3012.62
2016-09-3026.23
2016-12-3118.42
2017-03-3115.43
2017-06-3014.03
2017-09-3012.82
2017-12-314.31
2018-03-3112.57
2018-06-3012.63
2018-09-308.86
2018-12-3117.41
2019-03-3131.16
2019-06-3019.02
2019-09-3013.43
2019-12-3131.32
2020-03-318.44
2020-06-30121.93
2020-09-3035.12
2020-12-3123.45
2021-03-3111.81
2021-06-305.55
2021-09-304.84
2021-12-314.85
2022-03-315.26
2022-06-303.68
2022-09-306.96
2022-12-3114.09
2023-03-319.44
2023-06-3012.87
2023-09-3014.10
2023-12-31-9.02
2024-03-3128.57
2024-06-3014.81
2024-09-3045.27
2024-12-31526.88
2025-03-31-80.67
2025-06-30-17.26
2025-09-30-3.16
2025-12-31-4.38
2026-04-02-22.61

* P/E ratios are calculated using trailing twelve-month (TTM) earnings.