LII Operating Margin - LENNOX INTERNATIONAL INC

Complete source-backed operating margin history.

Available history: 2008-12-31 to 2026-03-31
Data captured: 2026-09-04

Historical Operating Margin

Date	Operating Margin
2026-03-31	14.40%
2025-12-31	18.55%
2025-09-30	21.74%
2025-06-30	23.59%
2025-03-31	15.66%
2024-12-31	18.60%
2024-09-30	20.25%
2024-06-30	22.06%
2024-03-31	15.93%
2023-12-31	16.17%
2023-09-30	13.67%
2023-06-30	19.75%
2023-03-31	13.29%
2022-12-31	12.03%
2022-09-30	14.92%
2022-06-30	16.61%
2022-03-31	11.04%
2021-12-31	10.12%
2021-09-30	15.35%
2021-06-30	17.43%
2021-03-31	12.26%
2020-12-31	15.21%
2020-09-30	15.84%
2020-06-30	14.45%
2020-03-31	5.03%
2019-12-31	21.65%
2019-09-30	15.18%
2019-06-30	19.45%
2019-03-31	11.98%
2018-12-31	13.82%
2018-09-30	14.09%
2018-06-30	16.60%
2018-03-31	6.35%
2017-12-31	11.63%
2017-09-30	14.69%
2017-06-30	15.92%
2017-03-31	7.66%
2016-12-31	7.59%
2016-09-30	15.53%
2016-06-30	15.77%
2016-03-31	6.11%
2015-12-31	2.46%
2015-09-30	13.30%
2015-06-30	13.19%
2015-03-31	3.94%
2014-12-31	9.24%
2014-09-30	11.87%
2014-06-30	12.40%
2014-03-31	4.87%
2013-12-31	7.32%
2013-09-30	11.96%
2013-06-30	11.21%
2013-03-31	4.17%
2012-12-31	5.77%
2012-09-30	9.99%
2012-06-30	9.50%
2012-03-31	3.08%
2011-12-31	7.20%
2011-09-30	7.06%
2011-06-30	8.12%
2011-03-31	-0.19%
2010-12-31	23.17%
2010-09-30	8.14%
2010-06-30	9.09%
2010-03-31	0.08%
2009-12-31	2.48%
2009-09-30	7.70%
2009-06-30	7.60%

Annual Operating Margin

Date	Operating Margin
2025-12-31	20.05%
2024-12-31	19.48%
2023-12-31	15.89%
2022-12-31	13.91%
2021-12-31	14.07%
2020-12-31	13.17%
2019-12-31	17.25%
2018-12-31	13.13%
2017-12-31	12.88%
2016-12-31	11.79%
2015-12-31	8.81%
2014-12-31	9.94%
2013-12-31	9.03%
2012-12-31	7.43%
2011-12-31	6.49%
2010-12-31	7.91%
2009-12-31	3.83%
2008-12-31	6.35%