Westlake Corporation
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Westlake Corporation (WLK)

Price-to-Earnings Ratio History

P/E Ratio (TTM)

-4.38

Financial Fundamentals

WLK • Quarterly Data • 5Y View

Quarterly P/E

QuarterP/E Ratio
2003-06-3025.70
2003-12-31—
2004-03-3116.05
2004-06-304.99
2004-09-3010.61
2004-12-3110.85
2005-03-318.14
2005-06-307.77
2005-09-309.58
2005-12-316.03
2006-03-3110.37
2006-06-306.84
2006-09-308.01
2006-12-3133.66
2007-03-3121.32
2007-06-3011.46
2007-09-3010.12
2007-12-3115.58
2008-03-3137.43
2008-06-304.86
2008-09-3011.95
2008-12-31-2.31
2009-03-31-37.53
2009-06-3018.90
2009-09-3013.48
2009-12-3131.31
2010-03-3122.64
2010-06-305.06
2010-09-307.40
2010-12-318.05
2011-03-3110.47
2011-06-3010.01
2011-09-307.89
2011-12-3123.98
2012-03-3111.55
2012-06-307.10
2012-09-3013.33
2012-12-3113.86
2013-03-3112.15
2013-06-3011.22
2013-09-3010.24
2013-12-3111.92
2014-03-3113.93
2014-06-3016.46
2014-09-3017.20
2014-12-3111.07
2015-03-3116.31
2015-06-3011.08
2015-09-309.30
2015-12-3115.98
2016-03-3112.24
2016-06-3012.51
2016-09-3026.23
2016-12-3118.42
2017-03-3115.43
2017-06-3013.96
2017-09-3012.71
2017-12-314.31
2018-03-3112.54
2018-06-3012.55
2018-09-308.79
2018-12-3117.41
2019-03-3131.15
2019-06-3018.89
2019-09-3013.29
2019-12-3131.32
2020-03-318.44
2020-06-30114.17
2020-09-3035.41
2020-12-3123.45
2021-03-3111.74
2021-06-305.53
2021-09-304.81
2021-12-314.82
2022-03-315.23
2022-06-303.67
2022-09-306.93
2022-12-3114.09
2023-03-319.39
2023-06-3012.84
2023-09-3013.98
2023-12-31-9.02
2024-03-3128.45
2024-06-3014.72
2024-09-3044.75
2024-12-31526.30
2025-03-31-80.22
2025-06-30-17.15
2025-09-30-3.16
2025-12-31-4.38

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