What is the current annual CAPEX of WLK?

As of today, WLK annual CAPEX is $995.00M

What is 1-year change in WLK annual CAPEX?

WLK annual CAPEX is down -1.29% year-over-year

What is 3-year change in WLK annual CAPEX?

WLK annual CAPEX is down -10.20% over the past 3 years

How far is WLK annual CAPEX from its all-time high?

WLK annual CAPEX is currently -10.20% below its historical high of $1.11B set on December 31, 2022

How does WLK annual CAPEX rank versus sector peers?

WLK annual CAPEX is higher than 88.58% of companies in Basic Materials sector

When is WLK next annual earnings release?

As of today, the next annual earnings release for WLK has not been scheduled

What is the current quarterly CAPEX of WLK?

As of today, WLK quarterly CAPEX is $207.00M

What is WLK quarterly CAPEX most recent change?

WLK quarterly CAPEX was down -0.96% on June 30, 2026

What is 1-year change in WLK quarterly CAPEX?

WLK quarterly CAPEX is down -22.47% year-over-year

How far is WLK quarterly CAPEX from its all-time high?

WLK quarterly CAPEX is currently -34.91% below its historical high of $318.00M set on September 30, 2022

How does WLK quarterly CAPEX rank versus sector peers?

WLK quarterly CAPEX is higher than 87.40% of companies in Basic Materials sector

When is WLK next earnings release?

The next earnings release for WLK is on October 29, 2026

What is the current TTM CAPEX of WLK?

As of today, WLK TTM CAPEX is $896.00M

What is WLK TTM CAPEX most recent change?

WLK TTM CAPEX was down -6.28% on June 30, 2026

What is 1-year change in WLK TTM CAPEX?

WLK TTM CAPEX is down -12.16% year-over-year

How far is WLK TTM CAPEX from its all-time high?

WLK TTM CAPEX is currently -20.14% below its historical high of $1.12B set on June 30, 2023

How does WLK TTM CAPEX rank versus sector peers?

WLK TTM CAPEX is higher than 88.55% of companies in Basic Materials sector

When is WLK next earnings release?

The next earnings release for WLK is on October 29, 2026

WLK CAPEX History & Chart Since 2001

Annual CAPEX

$995.00M$13.00M-1.29%

December 31, 2025

Summary

Current Value: As of today, WLK annual CAPEX is $995.00M, down -1.29% on December 31, 2025
Historical Performance: WLK annual CAPEX is down -10.20% over the past 3 years, up +89.52% over the past 5 years
All-Time High Comparison: WLK annual CAPEX is currently -10.20% below its historical high of $1.11B set on December 31, 2022
3-Year Low Comparison: WLK annual CAPEX is at its 3-year low
Sector Comparison: WLK annual CAPEX is higher than 88.58% of companies in Basic Materials sector

CAPEX Chart

beforeafter

Performance

WLK Performance
Metric	Date	Value	1Y	3Y	5Y	15Y
Annual CAPEX	Dec 31, 25	$995.00M	-1.3%	-10.2%	+89.5%	+1124.3%
Quarterly CAPEX	Jun 30, 26	$207.00M	-22.5%	-13.8%	+60.5%	+412.8%
TTM CAPEX	Jun 30, 26	$896.00M	-12.2%	-20.1%	+77.8%	+650.7%
Price	Aug 19, 26	$79.45	-4.9%	-39.0%	-1.8%	+320.3%
	Dec 31, 25	$465.00M	-64.6%	-86.3%	-64.2%	+64.2%
	Dec 31, 25	-$530.00M	-273.2%	-123.2%	-168.7%	-362.4%
	Dec 31, 25	-$1.22B	-22.2%	+50.7%	-140.3%	-1423.5%
	Dec 31, 25	$19.96B	-3.8%	-2.9%	+44.3%	+575.7%
	Dec 31, 25	$1.18B	+5.8%	+11.6%	+52.4%	+815.1%

CAPEX Highs

WLK Annual CAPEX Highs Comparison
Period	High	Date	Current
3Y	$1.11B	N/A	-10.2%
5Y	$1.11B	Dec 31, 22	-10.2%
All	$1.11B	Dec 31, 22	-10.2%

CAPEX Lows

WLK Annual CAPEX Lows Comparison
Period	Low	Date	Current
3Y	$995.00M	Dec 31, 25	at low
5Y	$525.00M	N/A	+89.5%
All	$43.59M	Dec 31, 02	+2182.8%

CAPEX History

Year	Value	Change
2025	$995.00M	-1.3%
2024	$1.01B	-2.5%
2023	$1.03B	-6.7%
2022	$1.11B	+68.4%
2021	$658.00M	+25.3%
2020	$525.00M	-33.3%
2019	$787.00M	+12.1%
2018	$702.00M	+21.7%
2017	$577.00M	-8.2%
2016	$628.48M	+27.9%
2015	$491.43M	+14.0%
2014	$431.10M	-36.5%
2013	$679.22M	+75.6%

Year	Value	Change
2012	$386.88M	+118.8%
2011	$176.84M	+117.6%
2010	$81.27M	-18.5%
2009	$99.77M	-42.2%
2008	$172.56M	+27.1%
2007	$135.73M	-0.4%
2006	$136.26M	+58.9%
2005	$85.76M	+62.7%
2004	$52.71M	+17.3%
2003	$44.93M	+3.1%
2002	$43.59M	-43.0%
2001	$76.50M	-

FAQ

What is the current annual CAPEX of WLK?: As of today, WLK annual CAPEX is $995.00M
What is 1-year change in WLK annual CAPEX?: WLK annual CAPEX is down -1.29% year-over-year
What is 3-year change in WLK annual CAPEX?: WLK annual CAPEX is down -10.20% over the past 3 years
How far is WLK annual CAPEX from its all-time high?: WLK annual CAPEX is currently -10.20% below its historical high of $1.11B set on December 31, 2022
How does WLK annual CAPEX rank versus sector peers?: WLK annual CAPEX is higher than 88.58% of companies in Basic Materials sector
When is WLK next annual earnings release?: As of today, the next annual earnings release for WLK has not been scheduled

Quarterly CAPEX

$207.00M$2.00M-0.96%

June 30, 2026

Summary

Current Value: As of today, WLK quarterly CAPEX is $207.00M, down -0.96% on June 30, 2026
Historical Performance: WLK quarterly CAPEX is down -22.47% year-over-year, down -13.75% over the past 3 years
All-Time High Comparison: WLK quarterly CAPEX is currently -34.91% below its historical high of $318.00M set on September 30, 2022
3-Year Low Comparison: WLK quarterly CAPEX is at its 3-year low
Sector Comparison: WLK quarterly CAPEX is higher than 87.40% of companies in Basic Materials sector

Performance

WLK Performance
Metric	Date	Value	3M	1Y	3Y	5Y
Quarterly CAPEX	Jun 30, 26	$207.00M	-1.0%	-22.5%	-13.8%	+60.5%
Annual CAPEX	Dec 31, 25	$995.00M	–	-1.3%	-10.2%	+89.5%
TTM CAPEX	Jun 30, 26	$896.00M	-6.3%	-12.2%	-20.1%	+77.8%
Price	Aug 19, 26	$79.45	-10.4%	-4.9%	-39.0%	-1.8%
	Jun 30, 26	$318.00M	+438.3%	+135.6%	-42.7%	-48.5%
	Jun 30, 26	$111.00M	+136.6%	+184.1%	-64.8%	-77.3%
	Jun 30, 26	$0.00	+100.0%	+100.0%	+100.0%	+100.0%
	Jun 30, 26	$19.44B	-1.4%	-6.6%	-7.3%	+32.1%
	Jun 30, 26	$286.00M	+0.7%	-3.0%	+5.5%	+41.6%

Quarterly CAPEX Highs

WLK Quarterly CAPEX Highs Comparison
Period	High	Date	Current
1Y	$267.00M	N/A	-22.5%
3Y	$285.00M	Dec 31, 24	-27.4%
5Y	$318.00M	Sep 30, 22	-34.9%
All	$318.00M	Sep 30, 22	-34.9%

Quarterly CAPEX Lows

WLK Quarterly CAPEX Lows Comparison
Period	Low	Date	Current
1Y	$207.00M	Jun 30, 26	at low
3Y	$207.00M	Jun 30, 26	at low
5Y	$129.00M	N/A	+60.5%
All	$8.35M	Jun 30, 04	+2378.8%

Quarterly CAPEX History

Month	Value	Change
Jun 2026	$207.00M	-1.0%
Mar 2026	$209.00M	-13.3%
Dec 2025	$241.00M	+0.8%
Sep 2025	$239.00M	-10.5%
Jun 2025	$267.00M	+7.7%
Mar 2025	$248.00M	-13.0%
Dec 2024	$285.00M	+29.5%
Sep 2024	$220.00M	-4.8%
Jun 2024	$231.00M	-15.1%
Mar 2024	$272.00M	-3.5%
Dec 2023	$282.00M	+15.1%
Sep 2023	$245.00M	+2.1%
Jun 2023	$240.00M	-10.1%
Mar 2023	$267.00M	-10.1%
Dec 2022	$297.00M	-6.6%
Sep 2022	$318.00M	+38.3%
Jun 2022	$230.00M	-12.5%
Mar 2022	$263.00M	+7.8%
Dec 2021	$244.00M	+69.4%
Sep 2021	$144.00M	+11.6%
Jun 2021	$129.00M	-8.5%
Mar 2021	$141.00M	+15.6%
Dec 2020	$122.00M	+8.9%
Sep 2020	$112.00M	-11.8%
Jun 2020	$127.00M	-22.6%
Mar 2020	$164.00M	-10.4%
Dec 2019	$183.00M	-5.2%
Sep 2019	$193.00M	-7.2%
Jun 2019	$208.00M	+2.5%
Mar 2019	$203.00M	+4.1%
Dec 2018	$195.00M	0.0%
Sep 2018	$195.00M	+23.4%
Jun 2018	$158.00M	+2.6%
Mar 2018	$154.00M	-5.5%
Dec 2017	$163.00M	+22.6%
Sep 2017	$133.00M	-9.5%
Jun 2017	$147.00M	+9.7%
Mar 2017	$134.00M	-16.8%
Dec 2016	$161.15M	-10.6%
Sep 2016	$180.17M	+19.5%
Jun 2016	$150.83M	+10.6%
Mar 2016	$136.33M	-15.9%
Dec 2015	$162.19M	+29.4%
Sep 2015	$125.30M	+15.9%
Jun 2015	$108.11M	+12.8%

Month	Value	Change
Mar 2015	$95.82M	-20.1%
Dec 2014	$119.92M	+27.2%
Sep 2014	$94.27M	-11.2%
Jun 2014	$106.17M	-4.1%
Mar 2014	$110.74M	-38.7%
Dec 2013	$180.80M	-9.8%
Sep 2013	$200.42M	+36.1%
Jun 2013	$147.23M	-2.4%
Mar 2013	$150.78M	-0.4%
Dec 2012	$151.42M	+59.6%
Sep 2012	$94.90M	+25.4%
Jun 2012	$75.67M	+16.6%
Mar 2012	$64.90M	-0.2%
Dec 2011	$65.02M	+52.5%
Sep 2011	$42.65M	+5.6%
Jun 2011	$40.37M	+40.1%
Mar 2011	$28.81M	-4.1%
Dec 2010	$30.03M	+49.0%
Sep 2010	$20.15M	+23.1%
Jun 2010	$16.37M	+11.2%
Mar 2010	$14.72M	-57.6%
Dec 2009	$34.74M	+136.8%
Sep 2009	$14.67M	-16.5%
Jun 2009	$17.57M	-46.4%
Mar 2009	$32.79M	-27.8%
Dec 2008	$45.40M	-0.0%
Sep 2008	$45.41M	+17.1%
Jun 2008	$38.77M	-9.8%
Mar 2008	$42.98M	-13.0%
Dec 2007	$49.43M	+38.0%
Sep 2007	$35.81M	+13.3%
Jun 2007	$31.61M	+67.5%
Mar 2007	$18.87M	-47.0%
Dec 2006	$35.60M	-5.8%
Sep 2006	$37.77M	+10.0%
Jun 2006	$34.34M	+20.3%
Mar 2006	$28.55M	+14.1%
Dec 2005	$25.03M	+50.4%
Sep 2005	$16.64M	-37.8%
Jun 2005	$26.76M	+54.3%
Mar 2005	$17.34M	-20.5%
Dec 2004	$21.80M	+89.3%
Sep 2004	$11.52M	+37.9%
Jun 2004	$8.35M	-24.4%
Mar 2004	$11.05M	-

FAQ

What is the current quarterly CAPEX of WLK?: As of today, WLK quarterly CAPEX is $207.00M
What is WLK quarterly CAPEX most recent change?: WLK quarterly CAPEX was down -0.96% on June 30, 2026
What is 1-year change in WLK quarterly CAPEX?: WLK quarterly CAPEX is down -22.47% year-over-year
How far is WLK quarterly CAPEX from its all-time high?: WLK quarterly CAPEX is currently -34.91% below its historical high of $318.00M set on September 30, 2022
How does WLK quarterly CAPEX rank versus sector peers?: WLK quarterly CAPEX is higher than 87.40% of companies in Basic Materials sector
When is WLK next earnings release?: The next earnings release for WLK is on October 29, 2026

TTM CAPEX

$896.00M$60.00M-6.28%

June 30, 2026

Summary

Current Value: As of today, WLK TTM CAPEX is $896.00M, down -6.28% on June 30, 2026
Historical Performance: WLK TTM CAPEX is down -12.16% year-over-year, down -20.14% over the past 3 years
All-Time High Comparison: WLK TTM CAPEX is currently -20.14% below its historical high of $1.12B set on June 30, 2023
3-Year Low Comparison: WLK TTM CAPEX is at its 3-year low
Sector Comparison: WLK TTM CAPEX is higher than 88.55% of companies in Basic Materials sector

Performance

WLK Performance
Metric	Date	Value	3M	1Y	3Y	5Y
TTM CAPEX	Jun 30, 26	$896.00M	-6.3%	-12.2%	-20.1%	+77.8%
Annual CAPEX	Dec 31, 25	$995.00M	–	-1.3%	-10.2%	+89.5%
Quarterly CAPEX	Jun 30, 26	$207.00M	-1.0%	-22.5%	-13.8%	+60.5%
Price	Aug 19, 26	$79.45	-10.4%	-4.9%	-39.0%	-1.8%
	Jun 30, 26	$631.00M	+40.9%	-34.7%	-77.8%	-62.2%
	Jun 30, 26	-$265.00M	+47.8%	-390.7%	-115.3%	-122.7%
	Jun 30, 26	-$768.00M	+27.6%	+37.7%	+34.6%	-49.7%
	Jun 30, 26	$19.44B	-1.4%	-6.6%	-7.3%	+32.1%
	Jun 30, 26	$1.17B	-0.8%	+2.6%	+9.0%	+48.3%

TTM CAPEX Highs

WLK TTM CAPEX Highs Comparison
Period	High	Date	Current
1Y	$1.04B	Sep 30, 25	-13.8%
3Y	$1.12B	N/A	-20.1%
5Y	$1.12B	Jun 30, 23	-20.1%
All	$1.12B	Jun 30, 23	-20.1%

TTM CAPEX Lows

WLK TTM CAPEX Lows Comparison
Period	Low	Date	Current
1Y	$896.00M	Jun 30, 26	at low
3Y	$896.00M	Jun 30, 26	at low
5Y	$504.00M	N/A	+77.8%
All	$11.05M	Mar 31, 04	+8012.3%

TTM CAPEX History

Month	Value	Change
Jun 2026	$896.00M	-6.3%
Mar 2026	$956.00M	-3.9%
Dec 2025	$995.00M	-4.2%
Sep 2025	$1.04B	+1.9%
Jun 2025	$1.02B	+3.7%
Mar 2025	$984.00M	-2.4%
Dec 2024	$1.01B	+0.3%
Sep 2024	$1.01B	-2.4%
Jun 2024	$1.03B	-0.9%
Mar 2024	$1.04B	+0.5%
Dec 2023	$1.03B	-1.4%
Sep 2023	$1.05B	-6.5%
Jun 2023	$1.12B	+0.9%
Mar 2023	$1.11B	+0.4%
Dec 2022	$1.11B	+5.0%
Sep 2022	$1.06B	+19.8%
Jun 2022	$881.00M	+12.9%
Mar 2022	$780.00M	+18.5%
Dec 2021	$658.00M	+22.8%
Sep 2021	$536.00M	+6.3%
Jun 2021	$504.00M	+0.4%
Mar 2021	$502.00M	-4.4%
Dec 2020	$525.00M	-10.4%
Sep 2020	$586.00M	-12.1%
Jun 2020	$667.00M	-10.8%
Mar 2020	$748.00M	-5.0%
Dec 2019	$787.00M	-1.5%
Sep 2019	$799.00M	-0.2%
Jun 2019	$801.00M	+6.7%
Mar 2019	$751.00M	+7.0%
Dec 2018	$702.00M	+4.8%
Sep 2018	$670.00M	+10.2%
Jun 2018	$608.00M	+1.8%
Mar 2018	$597.00M	+3.5%
Dec 2017	$577.00M	+0.3%
Sep 2017	$575.15M	-7.6%
Jun 2017	$622.32M	-0.6%
Mar 2017	$626.16M	-0.4%
Dec 2016	$628.48M	-0.2%
Sep 2016	$629.52M	+9.5%
Jun 2016	$574.65M	+8.0%
Mar 2016	$531.93M	+8.2%
Dec 2015	$491.43M	+9.4%
Sep 2015	$449.16M	+7.4%
Jun 2015	$418.13M	+0.5%

Month	Value	Change
Mar 2015	$416.19M	-3.5%
Dec 2014	$431.10M	-12.4%
Sep 2014	$491.98M	-17.7%
Jun 2014	$598.13M	-6.4%
Mar 2014	$639.18M	-5.9%
Dec 2013	$679.22M	+4.5%
Sep 2013	$649.85M	+19.4%
Jun 2013	$544.32M	+15.1%
Mar 2013	$472.76M	+22.2%
Dec 2012	$386.88M	+28.8%
Sep 2012	$300.48M	+21.0%
Jun 2012	$248.23M	+16.6%
Mar 2012	$212.94M	+20.4%
Dec 2011	$176.84M	+24.7%
Sep 2011	$141.86M	+18.8%
Jun 2011	$119.36M	+25.2%
Mar 2011	$95.36M	+17.3%
Dec 2010	$81.27M	-5.5%
Sep 2010	$85.98M	+6.8%
Jun 2010	$80.49M	-1.5%
Mar 2010	$81.70M	-18.1%
Dec 2009	$99.77M	-9.7%
Sep 2009	$110.43M	-21.8%
Jun 2009	$141.17M	-13.1%
Mar 2009	$162.37M	-5.9%
Dec 2008	$172.56M	-2.3%
Sep 2008	$176.59M	+5.7%
Jun 2008	$166.99M	+4.5%
Mar 2008	$159.84M	+17.8%
Dec 2007	$135.73M	+11.3%
Sep 2007	$121.89M	-1.6%
Jun 2007	$123.85M	-2.2%
Mar 2007	$126.58M	-7.1%
Dec 2006	$136.26M	+8.4%
Sep 2006	$125.69M	+20.2%
Jun 2006	$104.56M	+7.8%
Mar 2006	$96.97M	+13.1%
Dec 2005	$85.76M	+3.9%
Sep 2005	$82.53M	+6.6%
Jun 2005	$77.41M	+31.2%
Mar 2005	$59.00M	+11.9%
Dec 2004	$52.71M	+70.5%
Sep 2004	$30.91M	+59.4%
Jun 2004	$19.40M	+75.6%
Mar 2004	$11.05M	-

FAQ

What is the current TTM CAPEX of WLK?: As of today, WLK TTM CAPEX is $896.00M
What is WLK TTM CAPEX most recent change?: WLK TTM CAPEX was down -6.28% on June 30, 2026
What is 1-year change in WLK TTM CAPEX?: WLK TTM CAPEX is down -12.16% year-over-year
How far is WLK TTM CAPEX from its all-time high?: WLK TTM CAPEX is currently -20.14% below its historical high of $1.12B set on June 30, 2023
How does WLK TTM CAPEX rank versus sector peers?: WLK TTM CAPEX is higher than 88.55% of companies in Basic Materials sector
When is WLK next earnings release?: The next earnings release for WLK is on October 29, 2026

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