Westlake (WLK) Long-Term Investments (2010 - 2026)

Westlake's Long-Term Investments history runs 16 years deep, the most recent figure standing at $1.0 billion for Q1 2026.

• On a quarterly basis, Long-Term Investments fell 2.42% year-over-year to $1.0 billion in Q1 2026; TTM through Mar 2026 was $1.0 billion, a 2.42% decrease from a year earlier, with the FY2025 full-year figure at $1.1 billion, down 1.76% from the prior year.
• Long-Term Investments declined to $1.0 billion in Q1 2026 per WLK's latest filing, from $1.1 billion in the prior quarter.
• Across five years, Long-Term Investments topped out at $1.1 billion in Q3 2022 and bottomed at $1.0 billion in Q1 2026.
• The 5-year median for Long-Term Investments is $1.1 billion (2024), against an average of $1.1 billion.
• Across the five-year window, Long-Term Investments grew 13.56% in 2022 and slipped 3.28% in 2025, its largest moves.
• Year by year, Long-Term Investments stood at $1.1 billion in 2022, then dropped by 2.36% to $1.1 billion in 2023, then decreased by 3.05% to $1.1 billion in 2024, then declined by 1.76% to $1.1 billion in 2025, then declined by 1.22% to $1.0 billion in 2026.
• Per Business Quant, the three latest WLK Long-Term Investments figures stand at $1.0 billion (Q1 2026), $1.1 billion (Q4 2025), and $1.1 billion (Q3 2025).