What is the current annual gross profit of WLK?

As of today, WLK annual gross profit is $689.00M

What is 1-year change in WLK annual gross profit?

WLK annual gross profit is down -62.55% year-over-year

What is 3-year change in WLK annual gross profit?

WLK annual gross profit is down -82.41% over the past 3 years

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

WLK annual gross profit is currently -82.41% below its historical high of $3.92B set on December 31, 2022

How does WLK annual gross profit rank versus sector peers?

WLK annual gross profit is higher than 75.52% 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 gross profit of WLK?

As of today, WLK quarterly gross profit is $0.00

What is WLK quarterly gross profit most recent change?

WLK quarterly gross profit was down -100.00% on June 30, 2026

What is 1-year change in WLK quarterly gross profit?

WLK quarterly gross profit is down -100.00% year-over-year

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

WLK quarterly gross profit is currently -100.00% below its historical high of $1.40B set on June 30, 2022

How does WLK quarterly gross profit rank versus sector peers?

WLK quarterly gross profit is higher than 28.14% 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 gross profit of WLK?

As of today, WLK TTM gross profit is $342.00M

What is WLK TTM gross profit most recent change?

WLK TTM gross profit was down -39.89% on June 30, 2026

What is 1-year change in WLK TTM gross profit?

WLK TTM gross profit is down -71.48% year-over-year

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

WLK TTM gross profit is currently -92.71% below its historical high of $4.69B set on June 30, 2022

How does WLK TTM gross profit rank versus sector peers?

WLK TTM gross profit is higher than 60.08% of companies in Basic Materials sector

When is WLK next earnings release?

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

WLK Gross Profit History & Chart Since 1999

Annual Gross Profit

$689.00M$1.15B-62.55%

December 31, 2025

Summary

Current Value: As of today, WLK annual gross profit is $689.00M, down -62.55% on December 31, 2025
Historical Performance: WLK annual gross profit is down -82.41% over the past 3 years, down -24.62% over the past 5 years
All-Time High Comparison: WLK annual gross profit is currently -82.41% below its historical high of $3.92B set on December 31, 2022
3-Year Low Comparison: WLK annual gross profit is at its 3-year low
Sector Comparison: WLK annual gross profit is higher than 75.52% of companies in Basic Materials sector

Gross Profit Chart

beforeafter

Performance

WLK Performance
Metric	Date	Value	1Y	3Y	5Y	15Y
Annual Gross Profit	Dec 31, 25	$689.00M	-62.5%	-82.4%	-24.6%	+42.8%
Quarterly Gross Profit	Jun 30, 26	$0.00	-100.0%	-100.0%	-100.0%	-100.0%
TTM Gross Profit	Jun 30, 26	$342.00M	-71.5%	-87.1%	-81.4%	-45.9%
Price	Aug 19, 26	$79.45	-4.9%	-39.0%	-1.8%	+320.3%
Annual Revenue	Dec 31, 25	$11.17B	-8.0%	-29.3%	+48.9%	+252.2%
PE Ratio	Aug 19, 26	-	–	–	–	–
Annual EPS	Dec 31, 25	-$11.70	-352.4%	-167.5%	-555.6%	-800.8%
	Dec 31, 25	$10.48B	+1.7%	-11.8%	+59.0%	+289.8%
Annual Gross Margin	Dec 31, 25	6.17%	-59.3%	-75.1%	-49.3%	-59.5%

Gross Profit Highs

WLK Annual Gross Profit Highs Comparison
Period	High	Date	Current
3Y	$3.92B	N/A	-82.4%
5Y	$3.92B	Dec 31, 22	-82.4%
All	$3.92B	Dec 31, 22	-82.4%

Gross Profit Lows

WLK Annual Gross Profit Lows Comparison
Period	Low	Date	Current
3Y	$689.00M	Dec 31, 25	at low
5Y	$689.00M	Dec 31, 25	at low
All	-$29.92M	Dec 31, 01	+2402.7%

Gross Profit History

Year	Value	Change
2025	$689.00M	-62.6%
2024	$1.84B	-12.3%
2023	$2.10B	-46.5%
2022	$3.92B	+16.2%
2021	$3.37B	+268.9%
2020	$914.00M	-20.6%
2019	$1.15B	-39.0%
2018	$1.89B	+14.1%
2017	$1.65B	+72.5%
2016	$958.20M	-19.4%
2015	$1.19B	-10.4%
2014	$1.33B	+21.1%
2013	$1.10B	+46.2%
2012	$749.82M	+34.7%

Year	Value	Change
2011	$556.77M	+15.4%
2010	$482.61M	+154.3%
2009	$189.78M	+141.0%
2008	$78.75M	-71.0%
2007	$271.40M	-31.5%
2006	$396.48M	-10.6%
2005	$443.63M	+46.3%
2004	$303.19M	+148.6%
2003	$121.95M	+51.4%
2002	$80.57M	+369.3%
2001	-$29.92M	-115.0%
2000	$198.92M	+12.4%
1999	$176.97M	-

FAQ

What is the current annual gross profit of WLK?: As of today, WLK annual gross profit is $689.00M
What is 1-year change in WLK annual gross profit?: WLK annual gross profit is down -62.55% year-over-year
What is 3-year change in WLK annual gross profit?: WLK annual gross profit is down -82.41% over the past 3 years
How far is WLK annual gross profit from its all-time high?: WLK annual gross profit is currently -82.41% below its historical high of $3.92B set on December 31, 2022
How does WLK annual gross profit rank versus sector peers?: WLK annual gross profit is higher than 75.52% 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

Gross Profit Formula

Gross Profit = Revenue −

Quarterly Gross Profit

$0.00$82.00M-100.00%

June 30, 2026

Summary

Current Value: As of today, WLK quarterly gross profit is $0.00, down -100.00% on June 30, 2026
Historical Performance: WLK quarterly gross profit is down -100.00% year-over-year, down -100.00% over the past 3 years
All-Time High Comparison: WLK quarterly gross profit is currently -100.00% below its historical high of $1.40B set on June 30, 2022
Sector Comparison: WLK quarterly gross profit is higher than 28.14% of companies in Basic Materials sector

Performance

WLK Performance
Metric	Date	Value	3M	1Y	3Y	5Y
Quarterly Gross Profit	Jun 30, 26	$0.00	-100.0%	-100.0%	-100.0%	-100.0%
Annual Gross Profit	Dec 31, 25	$689.00M	–	-62.5%	-82.4%	-24.6%
TTM Gross Profit	Jun 30, 26	$342.00M	-39.9%	-71.5%	-87.1%	-81.4%
Price	Aug 19, 26	$79.45	-10.4%	-4.9%	-39.0%	-1.8%
Quarterly Revenue	Jun 30, 26	$3.27B	+23.3%	+10.8%	+0.6%	+14.4%
PE Ratio	Aug 19, 26	-	–	–	–	–
Quarterly EPS	Jun 30, 26	$2.02	+253.6%	+283.3%	-12.5%	-50.0%
	Jun 30, 26	$2.65B	+3.1%	-2.8%	+0.5%	+31.6%
Quarterly Gross Margin	Jun 30, 26	0.00%	-100.0%	-100.0%	-100.0%	-100.0%

Quarterly Gross Profit Highs

WLK Quarterly Gross Profit Highs Comparison
Period	High	Date	Current
1Y	$227.00M	N/A	-100.0%
3Y	$634.00M	Jun 30, 24	-100.0%
5Y	$1.40B	Jun 30, 22	-100.0%
All	$1.40B	Jun 30, 22	-100.0%

Quarterly Gross Profit Lows

WLK Quarterly Gross Profit Lows Comparison
Period	Low	Date	Current
1Y	$0.00	Jun 30, 26	N/A
3Y	$0.00	Jun 30, 26	N/A
5Y	$0.00	Jun 30, 26	N/A
All	-$135.58M	Dec 31, 08	+100.0%

Quarterly Gross Profit History

Month	Value	Change
Jun 2026	$0.00	-100.0%
Mar 2026	$82.00M	+51.9%
Dec 2025	$54.00M	-73.8%
Sep 2025	$206.00M	-9.3%
Jun 2025	$227.00M	+12.4%
Mar 2025	$202.00M	-32.7%
Dec 2024	$300.00M	-36.2%
Sep 2024	$470.00M	-25.9%
Jun 2024	$634.00M	+45.4%
Mar 2024	$436.00M	+158.0%
Dec 2023	$169.00M	-69.5%
Sep 2023	$555.00M	-9.3%
Jun 2023	$612.00M	-19.6%
Mar 2023	$761.00M	+42.0%
Dec 2022	$536.00M	-27.3%
Sep 2022	$737.00M	-47.4%
Jun 2022	$1.40B	+12.8%
Mar 2022	$1.24B	+17.7%
Dec 2021	$1.06B	+6.8%
Sep 2021	$989.00M	+17.0%
Jun 2021	$845.00M	+75.3%
Mar 2021	$482.00M	+63.4%
Dec 2020	$295.00M	+33.5%
Sep 2020	$221.00M	+55.6%
Jun 2020	$142.00M	-44.5%
Mar 2020	$256.00M	+15.3%
Dec 2019	$222.00M	-35.5%
Sep 2019	$344.00M	+9.9%
Jun 2019	$313.00M	+15.1%
Mar 2019	$272.00M	-17.1%
Dec 2018	$328.00M	-36.3%
Sep 2018	$515.00M	-2.3%
Jun 2018	$527.00M	+2.1%
Mar 2018	$516.00M	+9.8%
Dec 2017	$470.00M	+0.2%
Sep 2017	$469.00M	+25.7%
Jun 2017	$373.00M	+9.4%
Mar 2017	$341.00M	+21.1%
Dec 2016	$281.48M	+34.1%
Sep 2016	$209.97M	-8.6%
Jun 2016	$229.80M	-7.7%
Mar 2016	$248.86M	+5.4%
Dec 2015	$236.19M	-25.5%
Sep 2015	$317.24M	-8.9%
Jun 2015	$348.12M	+24.2%
Mar 2015	$280.31M	-22.7%
Dec 2014	$362.85M	-1.5%
Sep 2014	$368.46M	+20.5%
Jun 2014	$305.73M	+6.3%

Month	Value	Change
Mar 2014	$287.62M	+0.3%
Dec 2013	$286.85M	-4.3%
Sep 2013	$299.61M	+13.4%
Jun 2013	$264.19M	+19.7%
Mar 2013	$220.72M	+9.7%
Dec 2012	$201.12M	+16.6%
Sep 2012	$172.43M	-14.6%
Jun 2012	$201.90M	+16.5%
Mar 2012	$173.28M	+128.4%
Dec 2011	$75.86M	-48.3%
Sep 2011	$146.70M	-12.0%
Jun 2011	$166.61M	-0.6%
Mar 2011	$167.58M	+2.1%
Dec 2010	$164.12M	+22.2%
Sep 2010	$134.32M	+6.6%
Jun 2010	$126.02M	+120.4%
Mar 2010	$57.19M	+26.8%
Dec 2009	$45.09M	-38.1%
Sep 2009	$72.89M	+31.0%
Jun 2009	$55.66M	+177.4%
Mar 2009	$20.06M	+114.8%
Dec 2008	-$135.58M	-288.9%
Sep 2008	$71.79M	-25.6%
Jun 2008	$96.46M	+162.8%
Mar 2008	$36.70M	-14.7%
Dec 2007	$43.02M	-50.0%
Sep 2007	$86.06M	+1.9%
Jun 2007	$84.43M	+45.8%
Mar 2007	$57.89M	+86.5%
Dec 2006	$31.04M	-71.6%
Sep 2006	$109.18M	-12.8%
Jun 2006	$125.21M	-4.5%
Mar 2006	$131.06M	-3.0%
Dec 2005	$135.10M	+51.4%
Sep 2005	$89.26M	-10.3%
Jun 2005	$99.48M	-16.9%
Mar 2005	$119.78M	+21.8%
Dec 2004	$98.34M	+16.4%
Sep 2004	$84.51M	+5.2%
Jun 2004	$80.35M	+113.5%
Mar 2004	$37.63M	>+9,900.0%
Dec 2003	$0.00	0.0%
Sep 2003	$0.00	0.0%
Jun 2003	$0.00	0.0%
Mar 2003	$0.00	0.0%
Dec 2002	$0.00	0.0%
Sep 2002	$0.00	0.0%
Jun 2002	$0.00	0.0%
Mar 2002	$0.00	-

FAQ

What is the current quarterly gross profit of WLK?: As of today, WLK quarterly gross profit is $0.00
What is WLK quarterly gross profit most recent change?: WLK quarterly gross profit was down -100.00% on June 30, 2026
What is 1-year change in WLK quarterly gross profit?: WLK quarterly gross profit is down -100.00% year-over-year
How far is WLK quarterly gross profit from its all-time high?: WLK quarterly gross profit is currently -100.00% below its historical high of $1.40B set on June 30, 2022
How does WLK quarterly gross profit rank versus sector peers?: WLK quarterly gross profit is higher than 28.14% of companies in Basic Materials sector
When is WLK next earnings release?: The next earnings release for WLK is on October 29, 2026

Gross Profit Formula

Gross Profit = Revenue −

TTM Gross Profit

$342.00M$227.00M-39.89%

June 30, 2026

Summary

Current Value: As of today, WLK TTM gross profit is $342.00M, down -39.89% on June 30, 2026
Historical Performance: WLK TTM gross profit is down -71.48% year-over-year, down -87.07% over the past 3 years
All-Time High Comparison: WLK TTM gross profit is currently -92.71% below its historical high of $4.69B set on June 30, 2022
3-Year Low Comparison: WLK TTM gross profit is at its 3-year low
Sector Comparison: WLK TTM gross profit is higher than 60.08% of companies in Basic Materials sector

Performance

WLK Performance
Metric	Date	Value	3M	1Y	3Y	5Y
TTM Gross Profit	Jun 30, 26	$342.00M	-39.9%	-71.5%	-87.1%	-81.4%
Annual Gross Profit	Dec 31, 25	$689.00M	–	-62.5%	-82.4%	-24.6%
Quarterly Gross Profit	Jun 30, 26	$0.00	-100.0%	-100.0%	-100.0%	-100.0%
Price	Aug 19, 26	$79.45	-10.4%	-4.9%	-39.0%	-1.8%
TTM Revenue	Jun 30, 26	$11.29B	+2.9%	-4.0%	-18.5%	+24.4%
PE Ratio	Aug 19, 26	-	–	–	–	–
TTM EPS	Jun 30, 26	-$9.59	+24.5%	-1710.0%	-193.6%	-232.7%
	Jun 30, 26	$10.33B	-0.7%	-2.2%	-7.9%	+42.8%
Quarterly Gross Margin	Jun 30, 26	0.00%	-100.0%	-100.0%	-100.0%	-100.0%

TTM Gross Profit Highs

WLK TTM Gross Profit Highs Comparison
Period	High	Date	Current
1Y	$1.20B	N/A	-71.5%
3Y	$2.65B	N/A	-87.1%
5Y	$4.69B	Jun 30, 22	-92.7%
All	$4.69B	Jun 30, 22	-92.7%

TTM Gross Profit Lows

WLK TTM Gross Profit Lows Comparison
Period	Low	Date	Current
1Y	$342.00M	Jun 30, 26	at low
3Y	$342.00M	Jun 30, 26	at low
5Y	$342.00M	Jun 30, 26	at low
All	$0.00	Mar 1, 02	N/A

TTM Gross Profit History

Month	Value	Change
Jun 2026	$342.00M	-39.9%
Mar 2026	$569.00M	-17.4%
Dec 2025	$689.00M	-26.3%
Sep 2025	$935.00M	-22.0%
Jun 2025	$1.20B	-25.3%
Mar 2025	$1.61B	-12.7%
Dec 2024	$1.84B	+7.7%
Sep 2024	$1.71B	-4.7%
Jun 2024	$1.79B	+1.2%
Mar 2024	$1.77B	-15.5%
Dec 2023	$2.10B	-14.9%
Sep 2023	$2.46B	-6.9%
Jun 2023	$2.65B	-23.0%
Mar 2023	$3.44B	-12.3%
Dec 2022	$3.92B	-11.7%
Sep 2022	$4.44B	-5.4%
Jun 2022	$4.69B	+13.5%
Mar 2022	$4.13B	+22.6%
Dec 2021	$3.37B	+29.1%
Sep 2021	$2.61B	+41.7%
Jun 2021	$1.84B	+61.7%
Mar 2021	$1.14B	+24.7%
Dec 2020	$914.00M	+8.7%
Sep 2020	$841.00M	-12.8%
Jun 2020	$964.00M	-15.1%
Mar 2020	$1.14B	-1.4%
Dec 2019	$1.15B	-8.4%
Sep 2019	$1.26B	-12.0%
Jun 2019	$1.43B	-13.0%
Mar 2019	$1.64B	-12.9%
Dec 2018	$1.89B	-7.0%
Sep 2018	$2.03B	+2.3%
Jun 2018	$1.98B	+8.4%
Mar 2018	$1.83B	+10.6%
Dec 2017	$1.65B	+12.9%
Sep 2017	$1.46B	+21.5%
Jun 2017	$1.21B	+13.5%
Mar 2017	$1.06B	+9.5%
Dec 2016	$970.11M	+4.9%
Sep 2016	$924.82M	-10.4%
Jun 2016	$1.03B	-10.3%
Mar 2016	$1.15B	-2.7%
Dec 2015	$1.18B	-9.7%
Sep 2015	$1.31B	-3.8%
Jun 2015	$1.36B	+3.2%
Mar 2015	$1.32B	-0.6%
Dec 2014	$1.32B	+6.1%
Sep 2014	$1.25B	+5.8%
Jun 2014	$1.18B	+3.6%

Month	Value	Change
Mar 2014	$1.14B	+6.2%
Dec 2013	$1.07B	+8.7%
Sep 2013	$985.64M	+14.8%
Jun 2013	$858.46M	+7.8%
Mar 2013	$796.17M	+6.3%
Dec 2012	$748.72M	+20.1%
Sep 2012	$623.46M	+4.3%
Jun 2012	$597.73M	+6.3%
Mar 2012	$562.44M	+1.0%
Dec 2011	$556.75M	-13.7%
Sep 2011	$645.02M	+2.0%
Jun 2011	$632.64M	+6.9%
Mar 2011	$592.06M	+22.9%
Dec 2010	$481.66M	+32.8%
Sep 2010	$362.63M	+20.4%
Jun 2010	$301.20M	+30.5%
Mar 2010	$230.84M	+19.2%
Dec 2009	$193.71M	+1,386.1%
Sep 2009	$13.04M	+9.3%
Jun 2009	$11.93M	-77.4%
Mar 2009	$52.73M	-24.0%
Dec 2008	$69.37M	-72.0%
Sep 2008	$247.97M	-5.4%
Jun 2008	$262.24M	+4.8%
Mar 2008	$250.22M	-7.8%
Dec 2007	$271.40M	+4.6%
Sep 2007	$259.42M	-8.2%
Jun 2007	$282.53M	-12.6%
Mar 2007	$323.31M	-18.5%
Dec 2006	$396.48M	-20.8%
Sep 2006	$500.55M	+4.1%
Jun 2006	$480.64M	+5.7%
Mar 2006	$454.91M	+2.5%
Dec 2005	$443.63M	+9.0%
Sep 2005	$406.87M	+1.2%
Jun 2005	$402.11M	+5.0%
Mar 2005	$382.98M	+27.3%
Dec 2004	$300.82M	+48.6%
Sep 2004	$202.49M	+71.6%
Jun 2004	$117.97M	+213.5%
Mar 2004	$37.63M	>+9,900.0%
Dec 2003	$0.00	0.0%
Sep 2003	$0.00	0.0%
Jun 2003	$0.00	0.0%
Mar 2003	$0.00	0.0%
Dec 2002	$0.00	0.0%
Sep 2002	$0.00	0.0%
Jun 2002	$0.00	0.0%
Mar 2002	$0.00	-

FAQ

What is the current TTM gross profit of WLK?: As of today, WLK TTM gross profit is $342.00M
What is WLK TTM gross profit most recent change?: WLK TTM gross profit was down -39.89% on June 30, 2026
What is 1-year change in WLK TTM gross profit?: WLK TTM gross profit is down -71.48% year-over-year
How far is WLK TTM gross profit from its all-time high?: WLK TTM gross profit is currently -92.71% below its historical high of $4.69B set on June 30, 2022
How does WLK TTM gross profit rank versus sector peers?: WLK TTM gross profit is higher than 60.08% of companies in Basic Materials sector
When is WLK next earnings release?: The next earnings release for WLK is on October 29, 2026

Gross Profit Formula

Gross Profit = Revenue −

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