Lennox International, Inc.

LII Industrials Building Products & Equipment

Lennox International, Inc.’s revenue for fiscal 2025 (year ended December 2025) was $5.2 billion, down 2.73% from fiscal 2024.

Revenue
+10.2%
EPS
−8.27%
Free cash flow
+36.7%
Total debt
+36.4%

Quarter to September 2026, against a year earlier

340.86 7.93 −2.27%
Market cap
$11.9B
P/E
16.2×
Fwd P/E
16.3×
Dividend yield
1.52%
F-score
5/9
Altman Z
7.52
Beneish M
−2.35
Dividend safety
96/100

Lennox International, Inc. (LII) Operating margin

Alert me on Operating margin

Lennox International, Inc.'s operating margin over the twelve months to 30 September 2026 was 18.8%, down 1.2 percentage points from fiscal 2025 (20.1%). Over the past ten years it has ranged from 8.81% (fiscal 2015) to 20.1% (fiscal 2025) — the current reading is the highest in ten years. That is above the Building Products & Equipment industry median of 7.18% and above the Industrials sector median of 5.21%.

Operating margin, annual

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Annual newest first

Period Operating margin Change (points)
FY2025 20.1% 0.57
FY2024 19.5% 3.59
FY2023 15.9% 1.98
FY2022 13.9% (0.16)
FY2021 14.1% 0.90
FY2020 13.2% (4.08)
FY2019 17.3% 4.12
FY2018 13.1% 0.25
FY2017 12.9% 1.09
FY2016 11.8% 2.98

Quarterly newest first

Period Operating margin Change (points)
Sep 2026 19.9% (3.12)
Jun 2026 23.0% 8.57
Mar 2026 14.4% (1.98)
Dec 2025 16.4% (6.66)
43 more quarters

Against its own ten years

Low 8.81% High 20.1%
Ten-year median 13.9%
Current reading's percentile 81

Operating margin against peers

Company Operating margin
AWI Armstrong World Industries, Inc. compare 25.8%
WMS Advanced Drainage Systems, Inc. compare 19.6%
CSL Carlisle Companies Incorporated compare 19.5%
LII Lennox International, Inc. 18.8%
MAS Masco Corporation compare 17.9%
MAIR Madison Air Solutions Corporation compare 17.6%
SPXC SPX Technologies, Inc. compare 16.1%
OC Owens Corning Inc compare 2.33%
BLDR Builders FirstSource, Inc. compare 2.13%
Building Products & Equipment industry median 7.18%
Industrials sector median 5.21%
Market median 0.00%

What Operating margin is

EBIT Margin tells an investor how much operating profit, before interest and taxes, a company keeps from each unit of revenue.

EBIT ÷ Revenue

The full definition of Operating margin →

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