KPIs & Operating Metrics(New)
Growth Metrics

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

Sixth Street Specialty Lending recorded quarterly Operating Margin of 43.95% in Q1 2026, down 8.16% quarter-over-quarter from 47.85% in Q4 2025, and down 704.0% year-over-year from 7.28% in Q1 2025.

Sixth Street Specialty Lending's Operating Margin history runs 3 years deep, the most recent figure standing at 43.95% for Q1 2026.

  • In Q1 2026, Operating Margin fell 704.0% year-over-year to 43.95%; the TTM figure through Mar 2026 stood at 46.24% (down 158.0% YoY), while the FY2025 annual figure was 47.95%, up 153.0% from the prior year.
  • Operating Margin came in at 43.95% for Q1 2026 at Sixth Street Specialty Lending, down from 47.85% in the prior quarter.
  • In the past five years, Operating Margin ranged from a high of 50.99% in Q1 2025 to a low of 43.95% in Q1 2026.
  • A 3-year average of 46.81% and a median of 46.66% in 2024 frame the typical range for Operating Margin.
  • Across the five-year window, Operating Margin soared 581 bps in 2025 and plunged 704 bps in 2026, its largest moves.
  • Sixth Street Specialty Lending's Operating Margin stood at 47.5% in 2024, then rose by 1 bps to 47.85% in 2025, then dropped by 8 bps to 43.95% in 2026.
  • According to Business Quant data, Operating Margin over the past three periods registered 43.95%, 47.85%, and 47.56% for Q1 2026, Q4 2025, and Q3 2025 respectively.

Peer Comparison

# Company Market Cap Enterprise Value Gross Profit (Qtr) Operating Margin (Qtr)
1 BlackRock 158.51 Bn 148.89 Bn - 42.01%
2 Blackstone 92.68 Bn 91.63 Bn - -
3 Kkr 84.94 Bn 132.45 Bn - 46.06%
4 Brookfield Asset Management 77.34 Bn 77.68 Bn - -
5 Apollo Global Management 76.27 Bn 95.00 Bn 5.04 Bn 1.56%
6 State Street 44.42 Bn 18.75 Bn - -
7 Ameriprise Financial 41.68 Bn 41.55 Bn 4.57 Bn 18.44%
8 Northern Trust 31.21 Bn 31.21 Bn - -
9 Ares Management 28.85 Bn 32.22 Bn - -
10 Sixth Street Specialty Lending - - 92.60 Mn 43.95%

Historic Data

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DateValue
Mar 31, 2026 43.95%
Dec 31, 2025 47.85%
Sep 30, 2025 47.56%
Jun 30, 2025 45.33%
Mar 31, 2025 50.99%
Dec 31, 2024 47.50%
Sep 30, 2024 46.66%
Jun 30, 2024 46.27%
Mar 31, 2024 45.18%