Westlake (WLK) Invested Capital (2016 - 2026)

Westlake's Invested Capital history runs 9 years deep, the most recent figure standing at $496.0 million for Q1 2026.

• In Q1 2026, Invested Capital changed N/A year-over-year to $496.0 million; the TTM figure through Mar 2026 stood at $1.7 billion (up 469.61% YoY), while the FY2025 annual figure was $497.0 million, up 8183.33% from the prior year.
• Invested Capital for Q1 2026 stood at $496.0 million, roughly flat from $497.0 million in the prior quarter.
• The five-year high for Invested Capital was $750.0 million in Q3 2025, with the low at $6.0 million in Q3 2022.
• The 5-year median for Invested Capital is $299.0 million (2023), against an average of $293.4 million.
• The sharpest annual moves came in 2024 and 2025: Invested Capital sank 97.99% in 2024, then surged 8183.33% in 2025.
• Westlake's Invested Capital stood at $6.0 million in 2022, then jumped by 4883.33% to $299.0 million in 2023, then tumbled by 97.99% to $6.0 million in 2024, then soared by 8183.33% to $497.0 million in 2025, then fell by 0.2% to $496.0 million in 2026.
• Business Quant data shows WLK's Invested Capital at $496.0 million in Q1 2026, $497.0 million in Q4 2025, and $750.0 million in Q3 2025.