What is the current MACD of WLK?

As of today, WLK MACD is -$2.73

What is the current MACD signal of WLK?

As of today, WLK MACD signal is -$2.82

What is the current MACD histogram of WLK?

As of today, WLK MACD histogram is $0.08

WLK Stock MACD History & Chart Since 2004

MACD

-$2.73$0.11+3.82%

October 14, 2026

Summary

Current Value: As of today, WLK MACD is -$2.73, up +3.82% on October 14, 2026
1-Month High: WLK MACD is currently -55.57% below its 1-month high of -$1.76 set on September 15, 2026
1-Year High: WLK MACD is currently -150.48% below its 1-year high of $5.41 set on February 13, 2026
1-Month Low: WLK MACD is +9.94% above its 1-month low of -$3.04 reached on October 2, 2026
1-Year Low: WLK MACD is +57.42% above its 1-year low of -$6.42 reached on May 21, 2026

MACD Chart

Performance

WLK Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
MACD	Oct 14, 26	-$2.73	+3.8%	-55.6%	+5.7%	-257.8%	-80.2%	-168.9%	-184.5%
MACD Signal	Oct 14, 26	-$2.82	+0.7%	-147.6%	+24.9%	-270.8%	-103.6%	-162.2%	-194.4%
MACD Histogram	Oct 14, 26	$0.08	+2090.5%	+113.5%	-90.2%	+1.9%	+162.9%	+44.6%	-66.4%
Price	Oct 15, 26	$63.86	+2.6%	-8.8%	-17.1%	-13.6%	-17.4%	-47.3%	-34.9%
14-Day RSI	Oct 14, 26	33.44	+5.8%	-6.2%	-18.1%	-42.5%	-21.1%	-16.3%	-47.8%
ATR	Oct 14, 26	$2.17	-2.8%	-15.2%	-15.2%	-9.5%	-31.8%	-27.5%	-19.8%
Beta	Oct 14, 26	0.53	-3.6%	-18.5%	-25.4%	-56.2%	-53.5%	-57.3%	-58.3%
10-Day Volatility	Oct 14, 26	24.01%	-4.6%	-23.7%	+14.9%	-6.0%	-51.2%	+8.2%	-8.9%
50-Day SMA	Oct 14, 26	$71.44	-0.5%	-5.5%	-16.1%	+3.4%	-13.8%	-43.9%	-19.4%
20-Day SMA	Oct 14, 26	$64.88	-0.7%	-13.1%	-15.4%	-10.5%	-18.3%	-47.5%	-30.5%
50-Day EMA	Oct 14, 26	$69.77	-0.4%	-9.1%	-17.8%	-2.6%	-14.6%	-44.3%	-23.4%
20-Day EMA	Oct 14, 26	$64.89	-0.4%	-12.1%	-16.6%	-10.2%	-18.9%	-47.7%	-31.4%

MACD Highs

WLK MACD Highs Comparison
Period	High	Date	Current
1M	-$1.76	Sep 15, 26	-55.6%
3M	$0.57	Aug 21, 26	-582.1%
6M	$3.44	Apr 15, 26	-179.5%
1Y	$5.41	Feb 13, 26	-150.5%
3Y	$5.41	Feb 13, 26	-150.5%
5Y	$5.41	Feb 13, 26	-150.5%
All	$5.41	Feb 13, 26	-150.5%

MACD Lows

WLK MACD Lows Comparison
Period	Low	Date	Current
1M	-$3.04	Oct 2, 26	+9.9%
3M	-$3.04	Oct 2, 26	+9.9%
6M	-$6.42	May 21, 26	+57.4%
1Y	-$6.42	May 21, 26	+57.4%
3Y	-$6.42	May 21, 26	+57.4%
5Y	-$8.64	Jun 27, 22	+68.4%
All	-$8.64	Jun 27, 22	+68.4%

MACD History

Date	Value	Change
Oct 15, 2026	-$2.73	-257.8%
Dec 31, 2025	$1.73	+143.8%
Dec 31, 2024	-$3.95	-201.7%
Dec 31, 2023	$3.89	+2,121.5%
Dec 31, 2022	-$0.19	-79.7%
Dec 31, 2021	-$0.11	-108.7%
Dec 31, 2020	$1.23	+270.8%
Dec 31, 2019	$0.33	+116.2%
Dec 31, 2018	-$2.04	-162.4%
Dec 31, 2017	$3.27	+681.9%
Dec 31, 2016	$0.42	+148.8%
Dec 31, 2015	-$0.86	+33.9%

Date	Value	Change
Dec 31, 2014	-$1.30	-226.3%
Dec 31, 2013	$1.03	+77.2%
Dec 31, 2012	$0.58	+749.8%
Dec 31, 2011	-$0.09	-110.9%
Dec 31, 2010	$0.82	+650.7%
Dec 31, 2009	-$0.15	-550.7%
Dec 31, 2008	-$0.02	+84.8%
Dec 31, 2007	-$0.15	+31.2%
Dec 31, 2006	-$0.22	-2,359.6%
Dec 31, 2005	-$0.01	-101.2%
Dec 31, 2004	$0.73	-

FAQ

What is the current MACD of WLK?: As of today, WLK MACD is -$2.73

MACD Formula

MACD = EMA(12) − EMA(26)

MACD Signal

-$2.82$0.02+0.74%

October 14, 2026

Summary

Current Value: As of today, WLK MACD signal is -$2.82, up +0.74% on October 14, 2026
1-Month High: WLK MACD signal is currently -147.55% below its 1-month high of -$1.14 set on September 15, 2026
1-Year High: WLK MACD signal is currently -158.09% below its 1-year high of $4.85 set on March 18, 2026
1-Month Low: WLK MACD signal is +0.74% above its 1-month low of -$2.84 reached on October 13, 2026
1-Year Low: WLK MACD signal is +51.36% above its 1-year low of -$5.79 reached on May 29, 2026

Performance

WLK Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
MACD Signal	Oct 14, 26	-$2.82	+0.7%	-147.6%	+24.9%	-270.8%	-103.6%	-162.2%	-194.4%
MACD	Oct 14, 26	-$2.73	+3.8%	-55.6%	+5.7%	-257.8%	-80.2%	-168.9%	-184.5%
MACD Histogram	Oct 14, 26	$0.08	+2090.5%	+113.5%	-90.2%	+1.9%	+162.9%	+44.6%	-66.4%
Price	Oct 15, 26	$63.86	+2.6%	-8.8%	-17.1%	-13.6%	-17.4%	-47.3%	-34.9%
14-Day RSI	Oct 14, 26	33.44	+5.8%	-6.2%	-18.1%	-42.5%	-21.1%	-16.3%	-47.8%
ATR	Oct 14, 26	$2.17	-2.8%	-15.2%	-15.2%	-9.5%	-31.8%	-27.5%	-19.8%
Beta	Oct 14, 26	0.53	-3.6%	-18.5%	-25.4%	-56.2%	-53.5%	-57.3%	-58.3%
10-Day Volatility	Oct 14, 26	24.01%	-4.6%	-23.7%	+14.9%	-6.0%	-51.2%	+8.2%	-8.9%
50-Day SMA	Oct 14, 26	$71.44	-0.5%	-5.5%	-16.1%	+3.4%	-13.8%	-43.9%	-19.4%
20-Day SMA	Oct 14, 26	$64.88	-0.7%	-13.1%	-15.4%	-10.5%	-18.3%	-47.5%	-30.5%
50-Day EMA	Oct 14, 26	$69.77	-0.4%	-9.1%	-17.8%	-2.6%	-14.6%	-44.3%	-23.4%
20-Day EMA	Oct 14, 26	$64.89	-0.4%	-12.1%	-16.6%	-10.2%	-18.9%	-47.7%	-31.4%

MACD Signal Highs

WLK MACD Signal Highs Comparison
Period	High	Date	Current
1M	-$1.14	Sep 15, 26	-147.6%
3M	$0.28	Aug 24, 26	-1123.3%
6M	$4.15	Apr 15, 26	-167.9%
1Y	$4.85	Mar 18, 26	-158.1%
3Y	$4.85	Mar 18, 26	-158.1%
5Y	$4.85	Mar 18, 26	-158.1%
All	$4.85	Mar 18, 26	-158.1%

MACD Signal Lows

WLK MACD Signal Lows Comparison
Period	Low	Date	Current
1M	-$2.84	Oct 13, 26	+0.7%
3M	-$3.75	Jul 15, 26	+24.9%
6M	-$5.79	May 29, 26	+51.4%
1Y	-$5.79	May 29, 26	+51.4%
3Y	-$5.79	May 29, 26	+51.4%
5Y	-$7.67	Jul 6, 22	+63.3%
All	-$7.67	Jul 6, 22	+63.3%

MACD Signal History

Date	Value	Change
Oct 15, 2026	-$2.82	-270.8%
Dec 31, 2025	$1.65	+141.1%
Dec 31, 2024	-$4.01	-205.5%
Dec 31, 2023	$3.80	+772.2%
Dec 31, 2022	$0.44	+151.0%
Dec 31, 2021	-$0.86	-151.0%
Dec 31, 2020	$1.68	+335.6%
Dec 31, 2019	$0.38	+115.9%
Dec 31, 2018	-$2.42	-176.2%
Dec 31, 2017	$3.17	+326.2%
Dec 31, 2016	$0.74	+173.8%
Dec 31, 2015	-$1.01	+51.5%

Date	Value	Change
Dec 31, 2014	-$2.08	-396.3%
Dec 31, 2013	$0.70	+28.6%
Dec 31, 2012	$0.55	+524.0%
Dec 31, 2011	-$0.13	-115.0%
Dec 31, 2010	$0.86	+803.6%
Dec 31, 2009	-$0.12	-74.5%
Dec 31, 2008	-$0.07	+66.1%
Dec 31, 2007	-$0.21	-33.7%
Dec 31, 2006	-$0.15	-356.2%
Dec 31, 2005	$0.06	-91.8%
Dec 31, 2004	$0.74	-

FAQ

What is the current MACD signal of WLK?: As of today, WLK MACD signal is -$2.82

MACD Signal Formula

Signal = EMA(9) of MACD

MACD Histogram

$0.08$0.09+2,090.48%

October 14, 2026

Summary

Current Value: As of today, WLK MACD histogram is $0.08, up +2090.48% on October 14, 2026
1-Month High: WLK MACD histogram is currently at its 1-month high
1-Year High: WLK MACD histogram is currently -94.81% below its 1-year high of $1.61 set on December 12, 2025
1-Month Low: WLK MACD histogram is +113.50% above its 1-month low of -$0.62 reached on September 15, 2026
1-Year Low: WLK MACD histogram is +103.51% above its 1-year low of -$2.38 reached on May 8, 2026

Performance

WLK Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
MACD Histogram	Oct 14, 26	$0.08	+2090.5%	+113.5%	-90.2%	+1.9%	+162.9%	+44.6%	-66.4%
MACD	Oct 14, 26	-$2.73	+3.8%	-55.6%	+5.7%	-257.8%	-80.2%	-168.9%	-184.5%
MACD Signal	Oct 14, 26	-$2.82	+0.7%	-147.6%	+24.9%	-270.8%	-103.6%	-162.2%	-194.4%
Price	Oct 15, 26	$63.86	+2.6%	-8.8%	-17.1%	-13.6%	-17.4%	-47.3%	-34.9%
14-Day RSI	Oct 14, 26	33.44	+5.8%	-6.2%	-18.1%	-42.5%	-21.1%	-16.3%	-47.8%
ATR	Oct 14, 26	$2.17	-2.8%	-15.2%	-15.2%	-9.5%	-31.8%	-27.5%	-19.8%
Beta	Oct 14, 26	0.53	-3.6%	-18.5%	-25.4%	-56.2%	-53.5%	-57.3%	-58.3%
10-Day Volatility	Oct 14, 26	24.01%	-4.6%	-23.7%	+14.9%	-6.0%	-51.2%	+8.2%	-8.9%
50-Day SMA	Oct 14, 26	$71.44	-0.5%	-5.5%	-16.1%	+3.4%	-13.8%	-43.9%	-19.4%
20-Day SMA	Oct 14, 26	$64.88	-0.7%	-13.1%	-15.4%	-10.5%	-18.3%	-47.5%	-30.5%
50-Day EMA	Oct 14, 26	$69.77	-0.4%	-9.1%	-17.8%	-2.6%	-14.6%	-44.3%	-23.4%
20-Day EMA	Oct 14, 26	$64.89	-0.4%	-12.1%	-16.6%	-10.2%	-18.9%	-47.7%	-31.4%

MACD Histogram Highs

WLK MACD Histogram Highs Comparison
Period	High	Date	Current
1M	$0.08	Oct 14, 26	at high
3M	$1.10	Aug 11, 26	-92.4%
6M	$1.10	Aug 11, 26	-92.4%
1Y	$1.61	Dec 12, 25	-94.8%
3Y	$1.61	Dec 12, 25	-94.8%
5Y	$1.86	Aug 16, 22	-95.5%
All	$1.86	Aug 16, 22	-95.5%

MACD Histogram Lows

WLK MACD Histogram Lows Comparison
Period	Low	Date	Current
1M	-$0.62	Sep 15, 26	+113.5%
3M	-$0.65	Sep 14, 26	+112.9%
6M	-$2.38	May 8, 26	+103.5%
1Y	-$2.38	May 8, 26	+103.5%
3Y	-$2.38	May 8, 26	+103.5%
5Y	-$3.70	Jun 21, 22	+102.3%
All	-$3.70	Jun 21, 22	+102.3%

MACD Histogram History

Date	Value	Change
Oct 15, 2026	$0.08	+2.0%
Dec 31, 2025	$0.08	+38.3%
Dec 31, 2024	$0.06	-29.9%
Dec 31, 2023	$0.08	+113.5%
Dec 31, 2022	-$0.63	-184.0%
Dec 31, 2021	$0.75	+267.5%
Dec 31, 2020	-$0.45	-739.8%
Dec 31, 2019	-$0.05	-114.2%
Dec 31, 2018	$0.38	+269.7%
Dec 31, 2017	$0.10	+131.2%
Dec 31, 2016	-$0.33	-317.2%
Dec 31, 2015	$0.15	-80.8%

Date	Value	Change
Dec 31, 2014	$0.78	+140.1%
Dec 31, 2013	$0.33	+859.9%
Dec 31, 2012	$0.03	-14.2%
Dec 31, 2011	$0.04	+204.2%
Dec 31, 2010	-$0.04	-40.4%
Dec 31, 2009	-$0.03	-157.4%
Dec 31, 2008	$0.05	-14.9%
Dec 31, 2007	$0.06	+185.1%
Dec 31, 2006	-$0.06	+5.9%
Dec 31, 2005	-$0.07	-666.7%
Dec 31, 2004	-$0.01	-

FAQ

What is the current MACD histogram of WLK?: As of today, WLK MACD histogram is $0.08

MACD Histogram Formula

Histogram = MACD − Signal

Data Sources & References

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