Lennox International (LII) Operating Margin (2009 - 2026)

Lennox International has reported Operating Margin for 18 years, with the latest figure at 22.97% in Q2 2026.

• On a quarterly basis, Operating Margin fell 28.0% year-over-year to 22.97% in Q2 2026; TTM through Jun 2026 was 19.67%, a 9.0% decrease from a year earlier, with the FY2025 full-year figure at 20.05%, up 57.0% from the prior year.
• Operating Margin was 22.97% for Q2 2026 at Lennox International, up from 14.4% in the prior quarter.
• The five-year high for Operating Margin was 23.25% in Q2 2025, with the low at 11.04% in Q1 2022.
• Average Operating Margin over 5 years is 17.23%, with a median of 16.28% recorded in 2023.
• The sharpest annual moves came in 2024 and 2025: Operating Margin soared 657 bps in 2024, then sank 222 bps in 2025.
• Over 5 years, Operating Margin stood at 12.03% in 2022, then jumped by 34 bps to 16.17% in 2023, then increased by 15 bps to 18.6% in 2024, then retreated by 12 bps to 16.38% in 2025, then surged by 40 bps to 22.97% in 2026.
• The last three Operating Margin figures came in at 22.97% (Q2 2026), 14.4% (Q1 2026), and 16.38% (Q4 2025), per Business Quant data.