KPIs & Operating Metrics(New)
Growth Metrics

Sixth Street Specialty Lending (TSLX) Operating Margin (2024 - 2026)

Sixth Street Specialty Lending's Operating Margin history spans 2 years, with the latest figure at 47.85% for Q4 2025.

  • On a quarterly basis, Operating Margin rose 36.0% to 47.85% in Q4 2025 year-over-year; TTM through Dec 2025 was 47.95%, a 153.0% increase, with the full-year FY2025 number at 47.95%, up 153.0% from a year prior.
  • Operating Margin hit 47.85% in Q4 2025 for Sixth Street Specialty Lending, up from 47.56% in the prior quarter.
  • Over the last five years, Operating Margin for TSLX hit a ceiling of 50.99% in Q1 2025 and a floor of 45.18% in Q1 2024.