Growth Metrics

Westlake (WLK) Total Debt (2010 - 2026)

Westlake's quarterly Total Debt came in at $5.6 billion in Q1 2026, up 21.4% year-on-year from $4.6 billion in Q1 2025, and little changed quarter-over-quarter from $5.6 billion in Q4 2025.

Westlake has reported Total Debt for 17 years, with the latest figure at $5.6 billion in Q1 2026.

  • For the quarter ending Q1 2026, Total Debt rose 21.4% year-over-year to $5.6 billion; the trailing twelve-month figure through Mar 2026 stood at $5.6 billion (up 21.4% YoY), and the FY2025 full-year result was $5.6 billion, up 22.4% from the prior year.
  • Total Debt for Q1 2026 stood at $5.6 billion, roughly flat from $5.6 billion in the prior quarter.
  • The five-year high for Total Debt was $5.6 billion in Q4 2025, with the low at $4.6 billion in Q4 2024.
  • Average Total Debt over 5 years is $4.9 billion, with a median of $4.9 billion recorded in 2022.
  • Peak annual rise in Total Debt reached 45.64% in 2022, while the deepest fall reached 7.27% in 2022.
  • Tracing WLK's Total Debt over 5 years: stood at $4.9 billion in 2022, then advanced by 0.55% to $4.9 billion in 2023, then slipped by 7.01% to $4.6 billion in 2024, then increased by 22.4% to $5.6 billion in 2025, then retreated by 0.25% to $5.6 billion in 2026.
  • The last three Total Debt figures came in at $5.6 billion (Q1 2026), $5.6 billion (Q4 2025), and $4.7 billion (Q3 2025), per Business Quant data.

Peer Comparison

# Company Market Cap Enterprise Value Gross Profit (Qtr) Total Debt (Qtr)
1 Linde 230.79 Bn 226.84 Bn 4.26 Bn 24.68 Bn
2 Chemical & Mining Co Of Chile 127.66 Bn 124.93 Bn 778.60 Mn 4.79 Bn
3 Sherwin Williams 72.51 Bn 72.30 Bn 2.78 Bn 9.32 Bn
4 Ecolab 70.96 Bn 70.34 Bn 1.85 Bn 8.24 Bn
5 Air Products & Chemicals 62.15 Bn 63.70 Bn 987.40 Mn 17.40 Bn
6 Ppg Industries 25.04 Bn 23.57 Bn 1.66 Bn 7.14 Bn
7 LyondellBasell Industries 21.62 Bn 21.73 Bn 701.00 Mn 12.70 Bn
8 Albemarle 20.26 Bn 19.42 Bn 500.97 Mn 1.88 Bn
9 DuPont de Nemours 19.45 Bn 19.56 Bn 602.00 Mn 3.17 Bn
10 Westlake 11.07 Bn 9.10 Bn 112.00 Mn 5.57 Bn

Historic Data

Download Data 🔒
DateValue
Mar 31, 2026 5.57 Bn
Dec 31, 2025 5.58 Bn
Sep 30, 2025 4.66 Bn
Jun 30, 2025 4.65 Bn
Mar 31, 2025 4.59 Bn
Dec 31, 2024 4.56 Bn
Sep 30, 2024 4.62 Bn
Jun 30, 2024 4.89 Bn
Mar 31, 2024 4.89 Bn
Dec 31, 2023 4.91 Bn
Sep 30, 2023 4.87 Bn
Jun 30, 2023 4.89 Bn
Mar 31, 2023 4.89 Bn
Dec 31, 2022 4.88 Bn
Sep 30, 2022 4.82 Bn
Jun 30, 2022 4.87 Bn
Mar 31, 2022 5.17 Bn
Dec 31, 2021 5.18 Bn
Sep 30, 2021 5.20 Bn
Jun 30, 2021 3.56 Bn
Mar 31, 2021 3.55 Bn
Dec 31, 2020 3.57 Bn
Sep 30, 2020 3.68 Bn
Jun 30, 2020 3.75 Bn
Mar 31, 2020 4.43 Bn
Dec 31, 2019 3.45 Bn
Sep 30, 2019 3.42 Bn
Jun 30, 2019 2.67 Bn
Mar 31, 2019 2.67 Bn
Dec 31, 2018 2.67 Bn
Sep 30, 2018 2.67 Bn
Jun 30, 2018 2.67 Bn
Mar 31, 2018 3.13 Bn
Dec 31, 2017 3.84 Bn
Dec 31, 2016 3.68 Bn
Sep 30, 2016 148.68 Mn
Dec 31, 2015 764.12 Mn
Sep 30, 2015 764.09 Mn
Jun 30, 2015 764.06 Mn
Mar 31, 2015 764.03 Mn
Dec 31, 2014 764.00 Mn
Sep 30, 2014 763.97 Mn
Jun 30, 2014 763.94 Mn
Mar 31, 2014 763.91 Mn
Dec 31, 2013 763.88 Mn
Sep 30, 2013 763.85 Mn
Jun 30, 2013 763.82 Mn
Mar 31, 2013 763.79 Mn
Dec 31, 2012 763.76 Mn
Sep 30, 2012 763.73 Mn
Jun 30, 2012 764.60 Mn
Mar 31, 2012 764.58 Mn
Dec 31, 2011 764.56 Mn
Sep 30, 2011 764.54 Mn
Jun 30, 2011 764.52 Mn
Dec 31, 2010 764.48 Mn