Westlake Corporation (WLK) Stock Price History
Historical prices from 2004 to 2026
- 1M
- +12.1%
- 3M
- +1.8%
- YTD
- -4.0%
- 1Y
- +4.2%
- 3Y
- -16.2%
- 5Y
- -6.4%
Loading 10-year price history...
WLK Historical Performance
WLK Annual Returns
Year-by-year price performance · 2004–2026
- 2004 annual price return
- +128.0%
- 2005 annual price return
- -13.6%
- 2006 annual price return
- +8.1%
- 2007 annual price return
- -40.8%
- 2008 annual price return
- -14.2%
- 2009 annual price return
- +49.5%
- 2010 annual price return
- +70.9%
- 2011 annual price return
- -8.2%
- 2012 annual price return
- +104.9%
- 2013 annual price return
- +46.7%
- 2014 annual price return
- +1.6%
- 2015 annual price return
- -11.9%
- 2016 annual price return
- +4.5%
- 2017 annual price return
- +85.9%
- 2018 annual price return
- -39.3%
- 2019 annual price return
- +4.0%
- 2020 annual price return
- +18.1%
- 2021 annual price return
- +19.0%
- 2022 annual price return
- +5.2%
- 2023 annual price return
- +41.3%
- 2024 annual price return
- -18.5%
- 2025 annual price return
- -34.1%
- 2026 annual price return
- -16.0%
WLK Stock Price Trajectory (2004–2026)
As of November 8, 2026, Westlake Corporation (WLK) trades at $71.17, representing a +4.2% return over the past year. The stock has delivered a -19.2% total return over five years (-6.4% CAGR), reflecting challenging market conditions.
The stock reached its all-time high of $162.64 on April 9, 2024. From this peak, WLK has corrected -56.2%, currently trading 18% below its 200-day moving average, suggesting potential weakness.
When compared to Basic Materials sector peers OLN (-9.5% 1Y), LYB (+44.5% 1Y), and HUN (+24.2% 1Y), WLK has underperformed the peer group average. Compare WLK vs OLN →
WLK Historical Price Data · from 2004
Rows 1–50 of 5,593| Date | Open | High | Low | Close | Volume | Change % |
|---|---|---|---|---|---|---|
| 2026-11-02 | 68.03 | 71.17 | 67.75 | 71.17 | 1.17M | +4.23% |
| 2026-10-30 | 66.08 | 68.35 | 66.08 | 68.28 | 1.18M | +3.44% |
| 2026-10-29 | 66.16 | 67.79 | 65.01 | 66.01 | 916K | +0.27% |
| 2026-10-28 | 66.02 | 66.63 | 65.10 | 65.83 | 694K | -0.51% |
| 2026-10-27 | 65.06 | 66.56 | 65.06 | 66.17 | 954K | +1.32% |
| 2026-10-26 | 64.56 | 66.91 | 64.56 | 65.31 | 961K | +1.16% |
| 2026-10-23 | 64.12 | 65.29 | 63.50 | 64.56 | 1.03M | +0.65% |
| 2026-10-22 | 61.20 | 64.40 | 60.71 | 64.14 | 1.28M | +5.42% |
| 2026-10-21 | 62.85 | 63.25 | 60.36 | 60.84 | 1.13M | -2.95% |
| 2026-10-20 | 62.63 | 62.98 | 61.72 | 62.69 | 600K | +0.64% |
| 2026-10-19 | 63.16 | 63.32 | 61.97 | 62.29 | 502K | -1.64% |
| 2026-10-16 | 63.65 | 64.39 | 62.08 | 63.33 | 776K | -0.44% |
| 2026-10-15 | 62.67 | 64.10 | 61.70 | 63.61 | 701K | +2.25% |
| 2026-10-14 | 61.50 | 62.36 | 61.00 | 62.21 | 831K | +0.57% |
| 2026-10-13 | 62.11 | 63.33 | 61.72 | 61.86 | 741K | +0.02% |
| 2026-10-12 | 61.86 | 62.32 | 60.99 | 61.85 | 988K | -0.71% |
| 2026-10-09 | 62.39 | 62.79 | 61.68 | 62.29 | 766K | -0.03% |
| 2026-10-08 | 61.50 | 62.35 | 60.78 | 62.31 | 1.17M | +1.28% |
| 2026-10-07 | 62.83 | 63.18 | 59.84 | 61.52 | 1.15M | -2.95% |
| 2026-10-06 | 64.56 | 64.80 | 63.07 | 63.39 | 917K | -1.89% |
| 2026-10-05 | 63.24 | 65.86 | 62.28 | 64.61 | 1.06M | +1.75% |
| 2026-10-02 | 62.67 | 64.92 | 61.80 | 63.50 | 1.51M | +1.65% |
| 2026-10-01 | 60.66 | 62.55 | 58.95 | 62.47 | 2.17M | +0.26% |
| 2026-09-30 | 63.01 | 63.61 | 62.30 | 62.31 | 1.28M | -1.70% |
| 2026-09-29 | 65.59 | 65.59 | 62.70 | 63.39 | 1.50M | -5.16% |
| 2026-09-28 | 67.65 | 67.75 | 66.31 | 66.84 | 444K | -1.28% |
| 2026-09-25 | 66.44 | 67.75 | 65.66 | 67.71 | 646K | +1.42% |
| 2026-09-24 | 68.40 | 68.56 | 66.72 | 66.76 | 585K | -2.43% |
| 2026-09-23 | 68.97 | 69.39 | 68.35 | 68.42 | 505K | -0.55% |
| 2026-09-22 | 67.98 | 70.30 | 67.84 | 68.80 | 695K | +1.52% |
| 2026-09-21 | 69.40 | 69.42 | 67.74 | 67.77 | 576K | -1.88% |
| 2026-09-18 | 70.03 | 70.07 | 68.74 | 69.07 | 721K | -2.13% |
| 2026-09-17 | 71.26 | 71.62 | 69.83 | 70.57 | 485K | -0.13% |
| 2026-09-16 | 69.81 | 71.63 | 69.39 | 70.66 | 537K | +0.91% |
| 2026-09-15 | 68.84 | 70.18 | 68.55 | 70.02 | 865K | +1.54% |
| 2026-09-14 | 71.05 | 72.48 | 68.63 | 68.96 | 977K | -2.61% |
| 2026-09-11 | 71.94 | 72.50 | 70.44 | 70.81 | 534K | -1.13% |
| 2026-09-10 | 71.87 | 73.75 | 70.69 | 71.62 | 892K | -0.22% |
| 2026-09-09 | 72.70 | 73.39 | 70.74 | 71.78 | 847K | -3.97% |
| 2026-09-08 | 75.56 | 76.14 | 74.63 | 74.75 | 561K | -0.05% |
| 2026-09-04 | 74.05 | 75.56 | 73.73 | 74.79 | 570K | +0.25% |
| 2026-09-03 | 77.19 | 77.44 | 74.51 | 74.60 | 595K | -2.19% |
| 2026-09-02 | 73.60 | 76.82 | 73.60 | 76.27 | 737K | +2.75% |
| 2026-09-01 | 75.02 | 75.59 | 73.44 | 74.23 | 577K | -1.12% |
| 2026-08-31 | 76.05 | 76.52 | 74.28 | 75.07 | 562K | -0.85% |
| 2026-08-28 | 74.72 | 76.02 | 73.92 | 75.71 | 751K | +2.41% |
| 2026-08-27 | 74.22 | 74.78 | 72.91 | 73.93 | 586K | -0.91% |
| 2026-08-26 | 74.47 | 74.93 | 72.90 | 74.61 | 819K | -0.25% |
| 2026-08-25 | 75.52 | 75.67 | 74.60 | 74.80 | 537K | -2.21% |
| 2026-08-24 | 78.67 | 79.18 | 76.19 | 76.49 | 630K | -3.09% |
WLK Chart Terminal
Live VCP patterns, Cup & Handle overlays, support/resistance, and AI trade plans.
Live Breakouts Feed
High-probability breakout stocks crossing their pivot across 5 pattern engines.
Intrinsic Valuation
DCF models, multiple analysis, and analyst estimates.
Historical Returns
10-year return with dividends reinvested.
Peer Comparison
Compare growth, multiples, and margins vs sector.
WLK — Frequently Asked Questions
Quick answers to the most common questions about buying WLK stock.
How has WLK stock performed recently?
WLK returned +4.2% over the past year, beating its 5-year annualized CAGR of -6.4%. The stock trades below its 200-day moving average, confirming the uptrend.
What is WLK's all-time high price?
Westlake Corporation reached $162.64 on 2024-04-09. The 52-week high is $124.23. Current 1-year return of +4.2% places the stock closer to historical peaks.
Where can I download WLK historical price data?
This page provides WLK daily OHLCV data with 50-day MA, 200-day MA, and RSI indicators. Data spans 2004-2026, downloadable in CSV format.