Westlake (WLK) Enterprise Value (2010 - 2026)

Westlake's Enterprise Value history runs 17 years deep, the most recent figure standing at -$2.0 billion for Q1 2026.

• On a quarterly basis, Enterprise Value changed 0.15% year-over-year to -$2.0 billion in Q1 2026; TTM through Mar 2026 was -$2.0 billion, a 0.15% change from a year earlier, with the FY2025 full-year figure at -$2.4 billion, down 0.92% from the prior year.
• Enterprise Value rose to -$2.0 billion in Q1 2026 per WLK's latest filing, from -$2.4 billion in the prior quarter.
• Across five years, Enterprise Value topped out at -$484.0 million in Q1 2022 and bottomed at -$2.8 billion in Q4 2023.
• The 5-year median for Enterprise Value is -$2.0 billion (2026), against an average of -$1.9 billion.
• Across the five-year window, Enterprise Value surged 59.63% in 2022 and tumbled 287.81% in 2023, its largest moves.
• Year by year, Enterprise Value stood at -$1.7 billion in 2022, then tumbled by 64.17% to -$2.8 billion in 2023, then climbed by 13.59% to -$2.4 billion in 2024, then fell by 0.92% to -$2.4 billion in 2025, then grew by 18.68% to -$2.0 billion in 2026.
• Per Business Quant, the three latest WLK Enterprise Value figures stand at -$2.0 billion (Q1 2026), -$2.4 billion (Q4 2025), and -$1.6 billion (Q3 2025).