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Westlake Chemical Partners (WLKP) Stock Chart & Stock Price History

Westlake Chemical Partners logo
$21.24 -0.19 (-0.86%)
Closing price 09/30/2026 03:59 PM Eastern
Extended Trading
$21.35 +0.11 (+0.49%)
As of 09/30/2026 07:30 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more.
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Westlake Chemical Partners Stock Price Performance

The Westlake Chemical Partners (WLKP) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 1.53%, with a year-to-date return of 11.85%. In the past month, the stock has decreased 2.37%, reflecting recent market activity.

As of the latest close, Westlake Chemical Partners traded at $21.25 with a market cap of $748.80 million and volume of 23,650 shares. Five years ago, the stock traded at $24.35, representing a 12.75% decrease over that period. At the time, it had a market cap of $857.24 million and a volume of 32,078 shares.

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5 Day
Performance
-1.14%
1 Month
Performance
-2.37%
3 Month
Performance
-4.82%
Year-To-Date
Performance
+11.85%
1 Year
Performance
+1.53%
5 Year
Performance
-12.75%

WLKP Stock Chart for Thursday, October, 1, 2026

WLKP Chart by TradingView

Westlake Chemical Partners Stock Price History

Export
DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization
09/30/2026$21.49$21.25
-1.14%		$21.55$21.1823,650 shs$748.80 million
09/29/2026$21.57$21.49
-0.37%		$21.60$21.409,551 shs$757.56 million
09/28/2026$21.49$21.57
+0.37%		$21.72$21.529,948 shs$760.34 million
09/25/2026$21.39$21.49
+0.46%		$21.60$21.2711,181 shs$757.52 million
09/24/2026$21.29$21.39
+0.50%		$21.56$21.3024,047 shs$754.07 million
09/23/2026$21.48$21.29
-0.88%		$21.47$21.1418,857 shs$750.21 million
09/22/2026$21.29$21.48
+0.87%		$21.62$21.2728,542 shs$756.99 million
09/21/2026$21.25$21.29
+0.21%		$21.33$21.1531,343 shs$750.47 million
09/18/2026$21.36$21.25
-0.52%		$21.36$21.2218,505 shs$748.89 million
09/17/2026$21.30$21.36
+0.26%		$21.51$21.2121,550 shs$752.68 million
09/16/2026$21.52$21.30
-1.00%		$21.70$21.2522,536 shs$750.83 million
09/15/2026$21.47$21.52
+0.21%		$21.63$21.3627,224 shs$758.40 million
09/14/2026$21.49$21.47
-0.09%		$21.93$21.3121,473 shs$756.73 million
09/11/2026$21.56$21.49
-0.31%		$21.72$21.4210,664 shs$757.44 million
09/10/2026$21.66$21.56
-0.46%		$21.85$21.4433,107 shs$759.85 million
09/09/2026$21.80$21.66
-0.67%		$21.84$21.525,191 shs$763.34 million
09/08/2026$21.97$21.80
-0.77%		$21.90$21.6820,931 shs$768.40 million
09/07/2026$21.97$21.97$22.08$21.7012,318 shs$774.44 million
09/04/2026$21.93$21.97
+0.18%		$22.08$21.7012,318 shs$774.44 million
09/03/2026$22.14$21.93
-0.95%		$22.20$21.8048,341 shs$773.03 million
09/02/2026$21.76$22.14
+1.75%		$22.30$21.7426,199 shs$780.35 million
09/01/2026$21.60$21.76
+0.74%		$21.87$21.4811,594 shs$767.04 million
08/31/2026$21.53$21.60
+0.33%		$21.78$21.5021,383 shs$761.40 million
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This page (NYSE:WLKP) was last updated on 9/30/2026 by MarketBeat.com Staff.
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