Name: Westlake Corporation (WLK) P/E Ratio History
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PE Ratio

N/A

October 16, 2026

Chart

WLK Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
PE Ratio	Oct 16, 26	-	–	–	–	–	–	–	–
Price	Oct 16, 26	$63.33	-0.4%	-10.4%	-17.8%	-14.3%	-16.7%	-48.6%	-35.4%
TTM Revenue	Jun 30, 26	$11.29B	+2.9%	–	+2.9%	–	-4.0%	-18.5%	+24.4%
TTM EPS	Jun 30, 26	-$9.59	+24.5%	–	+24.5%	–	-1710.0%	-193.6%	-232.7%
	Oct 16, 26	0.93	0.0%	-10.6%	-17.7%	-13.9%	-9.7%	-36.7%	-45.9%
	Oct 16, 26	0.72	0.0%	-10.0%	-17.2%	-15.3%	-15.3%	-40.5%	-41.5%
	Oct 16, 26	$12.14B	-0.3%	-7.2%	–	-6.4%	-6.7%	-33.1%	-16.7%
	Oct 16, 26	10.19	-0.3%	-7.2%	–	-24.0%	-6.4%	+52.1%	+103.4%
Market Cap	Oct 16, 26	$8B	-0.4%	-10.4%	-18.1%	-14.4%	-17.0%	-48.7%	-35.5%

WLK PE Ratio Highs Comparison
Period	High	Date	Current
1M	N/A	N/A	N/A
3M	N/A	N/A	N/A
6M	N/A	N/A	N/A
1Y	N/A	N/A	N/A
3Y	211.59	Sep 30, 24	N/A
5Y	211.59	Sep 30, 24	N/A
All	211.59	Sep 30, 24	N/A

WLK PE Ratio Lows Comparison
Period	Low	Date	Current
1M	N/A	N/A	N/A
3M	N/A	N/A	N/A
6M	N/A	N/A	N/A
1Y	N/A	N/A	N/A
3Y	12.11	Oct 25, 23	N/A
5Y	3.70	Sep 26, 22	N/A
All	3.70	Sep 26, 22	N/A

P/E =

WLK Official Website www.westlake.com
Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/1262823/000126282326000016/0001262823-26-000016-index.htm
WLK Profile on Yahoo Finance finance.yahoo.com/quote/WLK
WLK Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/wlk