Westlake (WLK) Profit After Tax (2010 - 2026)

Westlake's Profit After Tax history runs 17 years deep, the most recent figure standing at -$169.0 million for Q1 2026.

• On a quarterly basis, Profit After Tax fell 382.86% year-over-year to -$169.0 million in Q1 2026; TTM through Mar 2026 was -$1.6 billion, a 475.88% decrease from a year earlier, with the FY2025 full-year figure at -$1.5 billion, down 327.36% from the prior year.
• Profit After Tax climbed to -$169.0 million in Q1 2026 per WLK's latest filing, from -$533.0 million in the prior quarter.
• Across five years, Profit After Tax topped out at $873.0 million in Q2 2022 and bottomed at -$772.0 million in Q3 2025.
• The 5-year median for Profit After Tax is $185.0 million (2024), against an average of $106.2 million.
• Across the five-year window, Profit After Tax soared 201.98% in 2022 and tumbled 2905.26% in 2025, its largest moves.
• Year by year, Profit After Tax stood at $248.0 million in 2022, then tumbled by 300.4% to -$497.0 million in 2023, then jumped by 103.82% to $19.0 million in 2024, then tumbled by 2905.26% to -$533.0 million in 2025, then surged by 68.29% to -$169.0 million in 2026.
• Per Business Quant, the three latest WLK Profit After Tax figures stand at -$169.0 million (Q1 2026), -$533.0 million (Q4 2025), and -$772.0 million (Q3 2025).