Westlake(WLK) - 2025 Q4 - Earnings Call Presentation

Earnings Presentation 4Q and Full Year 2025 1 Fourth Quarter and Full Year 2025 Highlights Profitability Improvement Plan expected to deliver $600M EBITDA benefit in 2026 $2.5B 11% decrease QoQ $196M EBITDA(1,2) 37% decrease QoQ (2) $225M Net Cash Provided by Operating Activities $11.2B Net Sales 8% decrease YoY $1.1B EBITDA(1,2) 50% decrease YoY(2) $465M Net Cash Provided by Operating Activities 4Q 2025 Financial Results FY 2025 Financial Results (1) Reconciliation of EBITDA excl. Identified Item to Net In ...