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Asset Utilization RatioAssets AverageDebt RatioDebt to EquityEBIT MarginEBITDA MarginEBT MarginEnterprise ValueEquity AverageEquity RatioFCF MarginFCF Payout RatioGross MarginInterest Coverage RatioInventory AverageInvested CapitalNet MarginOperating MarginReturn on AssetsReturn on Capital EmployedReturn on EquityReturn on Invested CapitalReturn on SalesTimes Interest Earned

Westlake (WLK) FCF Margin (2016 - 2025)

Westlake has reported FCF Margin over the past 16 years, most recently at 0.63% for Q4 2025.

  • Quarterly results put FCF Margin at 0.63% for Q4 2025, down 587.0% from a year ago — trailing twelve months through Dec 2025 was 4.74% (down 727.0% YoY), and the annual figure for FY2025 was 4.74%, down 727.0%.
  • FCF Margin for Q4 2025 was 0.63% at Westlake, up from 2.01% in the prior quarter.
  • Over the last five years, FCF Margin for WLK hit a ceiling of 21.55% in Q2 2021 and a floor of 11.42% in Q1 2025.
  • Median FCF Margin over the past 5 years was 9.22% (2023), compared with a mean of 7.94%.
  • Biggest five-year swings in FCF Margin: skyrocketed 1059bps in 2021 and later crashed -1092bps in 2024.
  • Westlake's FCF Margin stood at 14.63% in 2021, then rose by 11bps to 16.31% in 2022, then tumbled by -37bps to 10.3% in 2023, then crashed by -49bps to 5.24% in 2024, then plummeted by -112bps to 0.63% in 2025.
  • The last three reported values for FCF Margin were 0.63% (Q4 2025), 2.01% (Q3 2025), and 4.47% (Q2 2025) per Business Quant data.