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Sixth Street Specialty Lending (TSLX) Non Operating Investment Income (2021 - 2026)

Sixth Street Specialty Lending's Non Operating Investment Income history spans 3 years, with the latest figure at -$8.3 million for Q4 2025.

  • On a quarterly basis, Non Operating Investment Income rose 72.97% to -$8.3 million in Q4 2025 year-over-year; TTM through Dec 2025 was $51.6 million, a 197.87% increase, with the full-year FY2025 number at $44.8 million, up 184.81% from a year prior.
  • Non Operating Investment Income hit -$8.3 million in Q4 2025 for Sixth Street Specialty Lending, down from -$3.0 million in the prior quarter.
  • Over the last five years, Non Operating Investment Income for TSLX hit a ceiling of $73.8 million in Q2 2025 and a floor of -$30.7 million in Q4 2024.
  • Historically, Non Operating Investment Income has averaged $1.6 million across 3 years, with a median of -$2.9 million in 2023.
  • Biggest five-year swings in Non Operating Investment Income: tumbled 839.67% in 2024 and later soared 1039.76% in 2025.
  • Tracing TSLX's Non Operating Investment Income over 3 years: stood at $4.2 million in 2023, then tumbled by 839.67% to -$30.7 million in 2024, then soared by 72.97% to -$8.3 million in 2025.
  • Business Quant data shows Non Operating Investment Income for TSLX at -$8.3 million in Q4 2025, -$3.0 million in Q3 2025, and $73.8 million in Q2 2025.