WLK

Westlake Corporation $66.01 as of 2026-10-29
Model view — historical tendencies for the days ahead, not a forecast
Next 1 day
-0.1%
Next 1 week
+0.7%
Next 1 month
+1.0%
Seasonality
Bullish window historically
Next 30 days (to Nov 28): +2.2% median, 67% of the last 21 years finished up.
20-year seasonality chart →
Mean reversion
Neutral — RSI(2) at 75
RSI(2) under 15 is oversold (this name has historically bounced); over 85 is overbought. Its dip-buy edge in history is -0.04%/day.
Mean-reversion stats →
1-month breakdown — Market · β 0.41 +1.1% · Seasonal tilt -0.1%
$8.5B market cap (#608 US) $59M/day volume 43% volatility -14% 1-year -59% from ATH
52-week range · 14% of the way up · -47% from the high
$56.33$124.23

Congressional trades in WLK Full tracker →

4 members · 16 buys / 15 sells · $59K–$535K disclosed · latest filing Jul 13, 2021.

SELL SL Susie Lee · traded Jun 10, 2021 $1K–$15K
SELL PM Peter Meijer · traded Feb 16, 2021 $1K–$15K
BUY SL Susie Lee · traded Dec 16, 2020 $1K–$15K
BUY SL Susie Lee · traded Dec 10, 2020 $1K–$15K
SELL JC James Comer · traded Aug 6, 2020 $1K–$15K
BUY DP David A Perdue · traded Jan 29, 2016 $1K–$15K
BUY DP David A Perdue · traded Jan 29, 2016 $1K–$15K
BUY DP David A Perdue · traded Jan 15, 2016 $1K–$15K
SELL DP David A Perdue · traded Aug 8, 2017 $1K–$15K
SELL DP David A Perdue · traded Aug 3, 2017 $15K–$50K
SELL DP David A Perdue · traded Aug 4, 2017 $15K–$50K
SELL DP David A Perdue · traded Aug 14, 2017 $1K–$15K
SELL DP David A Perdue · traded Aug 9, 2017 $1K–$15K
SELL DP David A Perdue · traded Aug 10, 2017 $1K–$15K
SELL DP David A Perdue · traded Apr 27, 2017 $1K–$15K
SELL DP David A Perdue · traded Mar 16, 2017 $1K–$15K
SELL DP David A Perdue · traded Mar 23, 2017 $1K–$15K
SELL DP David A Perdue · traded Mar 13, 2017 $1K–$15K
SELL DP David A Perdue · traded Mar 15, 2017 $1K–$15K
SELL DP David A Perdue · traded Mar 10, 2017 $1K–$15K
BUY DP David A Perdue · traded Nov 8, 2016 $1K–$15K
BUY DP David A Perdue · traded Sep 28, 2016 $1K–$15K
BUY DP David A Perdue · traded Jul 29, 2016 $1K–$15K
BUY DP David A Perdue · traded Jul 26, 2016 $1K–$15K
BUY DP David A Perdue · traded Jul 18, 2016 $1K–$15K
BUY DP David A Perdue · traded Jun 29, 2016 $1K–$15K
BUY DP David A Perdue · traded Jun 28, 2016 $1K–$15K
BUY DP David A Perdue · traded Jun 23, 2016 $1K–$15K
BUY DP David A Perdue · traded Jan 29, 2016 $1K–$15K
BUY DP David A Perdue · traded Jan 29, 2016 $1K–$15K
BUY DP David A Perdue · traded Jan 15, 2016 $1K–$15K

Earnings Full history →

Next report 2026-11-04 (Wednesday, before open, in 7 days) · EPS est. 0.50.

1-day std dev
5.9%
Finished up
55%
Biggest pop
+15.4%
Biggest drop
-13.5%

Standard deviation of the close-to-close move over the last 60 reports. History, not a forecast.

ReportedEst.Actual SurpriseGap Day 1Day 5
2026-08-04 beat 1.89 2.01 +6.6% +4.2% +15.4% +15.7%
2026-05-05 miss -0.24 -0.77 -225.0% -10.6% -8.8% -16.0%
2026-02-24 beat -1.47 -0.25 +83.0% +10.4% +12.0% +10.6%
2025-10-30 miss 0.23 -0.29 -227.5% -5.4% -7.1% -12.3%
2025-08-05 miss 0.02 -0.09 -529.4% +8.8% +9.0% +3.8%
2025-05-02 miss 0.69 -0.26 -137.0% -13.9% -13.5% -13.3%
2025-02-24 miss 1.17 0.41 -65.0% -2.9% -0.2% -0.9%
2024-11-05 miss 2.24 1.41 -36.9% -4.6% +0.8% -2.8%
2024-08-06 beat 1.94 2.40 +23.6% +1.4% +7.9% +8.7%
2024-05-01 beat 1.03 1.37 +33.7% +1.8% +1.2% +5.1%
2024-02-20 miss 0.84 0.53 -37.4% -12.4% -7.9% -5.1%
2023-11-02 beat 1.97 2.20 +11.7% +4.9% +4.1% +2.4%
2023-08-03 miss 2.89 2.33 -19.3% -0.6% -1.4% -1.7%
2023-05-04 beat 2.15 3.09 +43.5% +4.1% +4.1% +1.0%
2023-02-21 miss 2.30 1.86 -18.8% -1.3% -6.4% -2.8%
2022-11-03 miss 4.32 3.15 -27.0% -6.4% -3.6% +10.5%
2022-08-02 beat 6.16 6.59 +7.0% +1.1% -2.8% -0.5%
2022-05-03 beat 4.77 5.93 +24.2% +1.4% +5.0% +0.1%
2022-02-22 beat 4.60 5.10 +10.7% -0.5% +1.1% -0.4%
2021-11-02 beat 3.94 4.73 +19.9% +4.2% +0.9% +1.7%
2021-08-03 beat 3.54 4.04 +14.0% -0.7% +2.1% +3.6%
2021-05-04 beat 1.52 1.87 +22.9% -0.8% +3.3% +9.3%
2021-02-23 beat 0.81 0.87 +7.2% +0.7% -0.3% -1.3%
2020-11-03 beat 0.46 0.64 +39.9% +0.9% +4.3% +5.8%
2020-08-06 beat 0.01 0.11 +1392.5% +0.7% +0.2% +4.9%
2020-05-04 beat 0.59 0.65 +10.6% +3.7% +2.8% +5.4%
2020-02-18 miss 0.87 0.37 -57.3% -6.5% -7.1% -11.7%
2019-11-05 beat 1.03 1.25 +21.3% +3.0% +9.3% +6.0%
2019-08-06 beat 0.83 0.93 +11.7% +8.3% +1.8% +1.4%
2019-05-02 miss 1.26 0.71 -43.5% -2.8% -9.1% -10.8%
2019-02-19 miss 1.68 1.02 -39.3% -10.5% -4.8% -10.7%
2018-11-06 beat 2.14 2.30 +7.3% +4.7% +6.1% -4.6%
2018-08-02 miss 2.50 2.22 -11.1% -5.6% -8.1% -6.8%
2018-05-03 beat 2.17 2.24 +3.3% +0.0% -2.6% +7.8%
2018-02-20 miss 1.71 1.67 -2.3% -2.3% +0.2% +4.1%
2017-11-07 beat 1.47 1.64 +11.5% +1.8% +6.5% +7.8%
2017-08-03 miss 1.25 1.21 -2.7% -0.3% -2.7% -3.0%
2017-05-02 beat 0.81 1.11 +36.0% +5.1% +3.4% -3.0%
2017-02-21 beat 0.78 1.09 +39.2% +1.2% +6.7% +2.9%
2016-11-08 miss 0.90 0.86 -4.2% -2.8% -1.5% +5.6%
2016-07-28 beat 0.96 1.21 +26.1% -0.6% -2.0% -0.8%
2016-05-03 beat 0.93 0.94 +1.4% -3.2% -2.5% -8.6%
2016-02-23 miss 0.99 0.84 -14.9% -5.8% -8.9% -0.4%
2015-11-03 beat 1.29 1.39 +7.6% +0.0% +3.0% +0.5%
2015-08-04 beat 1.21 1.41 +16.4% +3.3% +6.0% +0.1%
2015-05-04 miss 1.20 1.10 -8.1% -0.3% -4.3% -10.0%
2015-02-24 miss 1.38 1.37 -0.5% -1.2% +1.3% -3.6%
2014-11-04 beat 1.57 1.59 +1.4% -1.5% -6.8% -5.1%
2014-08-05 miss 1.48 1.26 -15.2% -4.1% -4.2% -2.0%
2014-05-05 beat 1.13 1.18 +4.8% +0.3% +6.1% +6.6%
2014-02-20 beat 1.10 1.27 +15.7% +1.1% +1.8% +2.4%
2013-11-07 beat 1.11 1.27 +14.4% +2.9% +1.2% +6.4%
2013-07-30 beat 0.97 1.09 +12.0% +1.6% +6.1% +1.8%
2013-05-06 beat 0.62 0.92 +47.3% +5.5% +7.9% +9.3%
2013-02-19 beat 0.60 0.71 +17.8% +1.0% +0.8% -7.0%
2012-11-08 beat 0.68 0.69 +1.0% -1.1% -1.1% -10.7%
2012-08-02 beat 0.70 0.86 +22.1% +0.1% +7.9% +12.8%
2012-05-01 beat 0.63 0.66 +4.1% -4.6% -3.2% -11.1%
2012-02-21 miss 0.31 0.20 -35.7% +0.8% -4.1% +1.7%
2011-11-01 beat 0.49 0.51 +2.6% -7.7% -7.1% -2.6%

Not investment advice.