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Side-by-side financial comparison of Lennox International (LII) and NATIONAL FUEL GAS CO (NFG). Click either name above to swap in a different company.

Lennox International is the larger business by last-quarter revenue ($1.2B vs $425.9M, roughly 2.8× NATIONAL FUEL GAS CO). NATIONAL FUEL GAS CO runs the higher net margin — 35.7% vs 13.6%, a 22.1% gap on every dollar of revenue. On growth, NATIONAL FUEL GAS CO posted the faster year-over-year revenue change (1.7% vs -11.2%). Over the past eight quarters, NATIONAL FUEL GAS CO's revenue compounded faster (12.1% CAGR vs 6.8%).

Lennox International Inc. is an American provider of climate control products for the heating, ventilation, and air conditioning (HVAC) and refrigeration markets. Based in Richardson, Texas, the company is 9.8% owned by John W. Norris, III, a descendant of DW Norris, who acquired the company in 1904. The company's largest production facilities are in Saltillo, Mexico, Marshalltown, Iowa, and Orangeburg, South Carolina.

National Fuel Gas Company is a diversified energy company with $6.2 billion in assets distributed among the following five operating segments: Exploration and Production, Pipeline and Storage, Gathering, Utility, and Energy Marketing. National Fuel Gas was incorporated in 1902 and is based in Williamsville, New York.

LII vs NFG — Head-to-Head

Bigger by revenue
LII
LII
2.8× larger
LII
$1.2B
$425.9M
NFG
Growing faster (revenue YoY)
NFG
NFG
+12.9% gap
NFG
1.7%
-11.2%
LII
Higher net margin
NFG
NFG
22.1% more per $
NFG
35.7%
13.6%
LII
Faster 2-yr revenue CAGR
NFG
NFG
Annualised
NFG
12.1%
6.8%
LII

Income Statement — Q4 FY2025 vs Q2 FY2026

Metric
LII
LII
NFG
NFG
Revenue
$1.2B
$425.9M
Net Profit
$162.1M
$152.0M
Gross Margin
34.7%
Operating Margin
18.6%
81.5%
Net Margin
13.6%
35.7%
Revenue YoY
-11.2%
1.7%
Net Profit YoY
-18.0%
EPS (diluted)
$4.62
$1.59

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
LII
LII
NFG
NFG
Q1 26
$425.9M
Q4 25
$1.2B
$637.9M
Q3 25
$1.4B
$443.1M
Q2 25
$1.5B
$527.4M
Q1 25
$1.1B
$734.8M
Q4 24
$1.3B
$513.8M
Q3 24
$1.5B
$310.0M
Q2 24
$1.5B
$338.6M
Net Profit
LII
LII
NFG
NFG
Q1 26
$152.0M
Q4 25
$162.1M
$181.6M
Q3 25
$245.8M
$107.3M
Q2 25
$277.6M
$149.8M
Q1 25
$120.3M
$216.4M
Q4 24
$197.7M
$45.0M
Q3 24
$239.0M
$-167.6M
Q2 24
$245.9M
$-54.2M
Gross Margin
LII
LII
NFG
NFG
Q1 26
Q4 25
34.7%
86.6%
Q3 25
32.8%
Q2 25
34.8%
94.7%
Q1 25
30.6%
81.6%
Q4 24
33.9%
87.3%
Q3 24
32.6%
Q2 24
33.6%
98.5%
Operating Margin
LII
LII
NFG
NFG
Q1 26
81.5%
Q4 25
18.6%
43.3%
Q3 25
21.7%
40.6%
Q2 25
23.6%
43.7%
Q1 25
14.5%
43.2%
Q4 24
18.2%
16.8%
Q3 24
20.2%
-63.4%
Q2 24
22.1%
-15.2%
Net Margin
LII
LII
NFG
NFG
Q1 26
35.7%
Q4 25
13.6%
28.5%
Q3 25
17.2%
24.2%
Q2 25
18.5%
28.4%
Q1 25
11.2%
29.4%
Q4 24
14.7%
8.8%
Q3 24
16.0%
-54.1%
Q2 24
16.9%
-16.0%
EPS (diluted)
LII
LII
NFG
NFG
Q1 26
$1.59
Q4 25
$4.62
$1.98
Q3 25
$6.98
$1.18
Q2 25
$7.82
$1.64
Q1 25
$3.37
$2.37
Q4 24
$5.52
$0.49
Q3 24
$6.68
$-1.81
Q2 24
$6.87
$-0.59

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
LII
LII
NFG
NFG
Cash + ST InvestmentsLiquidity on hand
$34.7M
Total DebtLower is stronger
$1.1B
$300.0M
Stockholders' EquityBook value
$1.2B
Total Assets
$4.1B
$9.1B
Debt / EquityLower = less leverage
0.98×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
LII
LII
NFG
NFG
Q1 26
Q4 25
$34.7M
$271.4M
Q3 25
$59.2M
$43.2M
Q2 25
$55.1M
$39.3M
Q1 25
$222.9M
$40.0M
Q4 24
$422.3M
$48.7M
Q3 24
$255.7M
$38.2M
Q2 24
$57.8M
$81.4M
Total Debt
LII
LII
NFG
NFG
Q1 26
$300.0M
Q4 25
$1.1B
$2.7B
Q3 25
$838.2M
$2.7B
Q2 25
$835.7M
$2.7B
Q1 25
$834.2M
$2.7B
Q4 24
$833.1M
$2.7B
Q3 24
$827.6M
$2.7B
Q2 24
$1.1B
$2.7B
Stockholders' Equity
LII
LII
NFG
NFG
Q1 26
Q4 25
$1.2B
$3.6B
Q3 25
$1.1B
$3.1B
Q2 25
$900.5M
$3.0B
Q1 25
$852.5M
$2.8B
Q4 24
$850.2M
$-76.2M
Q3 24
$754.0M
$-15.5M
Q2 24
$577.4M
$5.0M
Total Assets
LII
LII
NFG
NFG
Q1 26
$9.1B
Q4 25
$4.1B
$9.2B
Q3 25
$3.5B
$8.7B
Q2 25
$3.7B
$8.4B
Q1 25
$3.5B
$8.5B
Q4 24
$3.5B
$8.3B
Q3 24
$3.3B
$8.3B
Q2 24
$3.2B
$8.5B
Debt / Equity
LII
LII
NFG
NFG
Q1 26
Q4 25
0.98×
0.75×
Q3 25
0.78×
0.87×
Q2 25
0.93×
0.90×
Q1 25
0.98×
0.99×
Q4 24
0.98×
Q3 24
1.10×
Q2 24
1.95×
532.10×

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
LII
LII
NFG
NFG
Operating Cash FlowLast quarter
$405.9M
$657.3M
Free Cash FlowOCF − Capex
$376.7M
FCF MarginFCF / Revenue
31.5%
Capex IntensityCapex / Revenue
2.4%
117.0%
Cash ConversionOCF / Net Profit
2.50×
4.32×
TTM Free Cash FlowTrailing 4 quarters
$638.8M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
LII
LII
NFG
NFG
Q1 26
$657.3M
Q4 25
$405.9M
$274.9M
Q3 25
$300.7M
$237.8M
Q2 25
$86.8M
$388.4M
Q1 25
$-35.8M
$253.8M
Q4 24
$332.4M
$220.1M
Q3 24
$452.1M
$197.9M
Q2 24
$184.0M
$281.8M
Free Cash Flow
LII
LII
NFG
NFG
Q1 26
Q4 25
$376.7M
$-2.7M
Q3 25
$265.1M
$-47.8M
Q2 25
$58.3M
$195.3M
Q1 25
$-61.3M
$59.9M
Q4 24
$272.2M
$-20.3M
Q3 24
$410.9M
$-49.1M
Q2 24
$151.3M
$79.5M
FCF Margin
LII
LII
NFG
NFG
Q1 26
Q4 25
31.5%
-0.4%
Q3 25
18.6%
-10.8%
Q2 25
3.9%
37.0%
Q1 25
-5.7%
8.2%
Q4 24
20.2%
-4.0%
Q3 24
27.4%
-15.8%
Q2 24
10.4%
23.5%
Capex Intensity
LII
LII
NFG
NFG
Q1 26
117.0%
Q4 25
2.4%
43.5%
Q3 25
2.5%
64.4%
Q2 25
1.9%
36.6%
Q1 25
2.4%
26.4%
Q4 24
4.5%
46.8%
Q3 24
2.8%
79.7%
Q2 24
2.3%
59.7%
Cash Conversion
LII
LII
NFG
NFG
Q1 26
4.32×
Q4 25
2.50×
1.51×
Q3 25
1.22×
2.21×
Q2 25
0.31×
2.59×
Q1 25
-0.30×
1.17×
Q4 24
1.68×
4.89×
Q3 24
1.89×
Q2 24
0.75×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

LII
LII

Residential Heating And Cooling$699.8M59%
Commercial Heating And Cooling$495.2M41%

NFG
NFG

Revenues from External Customers$425.8M100%
Intersegment Revenues$126.0K0%

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