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Side-by-side financial comparison of NATIONAL FUEL GAS CO (NFG) and GIBRALTAR INDUSTRIES, INC. (ROCK). Click either name above to swap in a different company.

NATIONAL FUEL GAS CO is the larger business by last-quarter revenue ($425.9M vs $225.0M, roughly 1.9× GIBRALTAR INDUSTRIES, INC.). On growth, GIBRALTAR INDUSTRIES, INC. posted the faster year-over-year revenue change (24.9% vs 1.7%). Over the past eight quarters, NATIONAL FUEL GAS CO's revenue compounded faster (12.1% CAGR vs -12.3%).

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.

Gibraltar Industries, Inc. is a leading manufacturer and distributor of specialized building, infrastructure, and renewable energy products. Its offerings include ventilation systems, roofing accessories, solar mounting solutions, and landscape and garden products, serving residential, commercial construction, and clean energy markets primarily across North America, with a focus on innovative, sustainable solutions for its customers.

NFG vs ROCK — Head-to-Head

Bigger by revenue
NFG
NFG
1.9× larger
NFG
$425.9M
$225.0M
ROCK
Growing faster (revenue YoY)
ROCK
ROCK
+23.2% gap
ROCK
24.9%
1.7%
NFG
Faster 2-yr revenue CAGR
NFG
NFG
Annualised
NFG
12.1%
-12.3%
ROCK

Income Statement — Q2 FY2026 vs Q4 FY2025

Metric
NFG
NFG
ROCK
ROCK
Revenue
$425.9M
$225.0M
Net Profit
$152.0M
Gross Margin
25.3%
Operating Margin
81.5%
7.9%
Net Margin
35.7%
Revenue YoY
1.7%
24.9%
Net Profit YoY
EPS (diluted)
$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
NFG
NFG
ROCK
ROCK
Q1 26
$425.9M
Q4 25
$637.9M
$225.0M
Q3 25
$443.1M
$310.9M
Q2 25
$527.4M
$309.5M
Q1 25
$734.8M
$290.0M
Q4 24
$513.8M
$180.1M
Q3 24
$310.0M
$277.1M
Q2 24
$338.6M
$273.6M
Net Profit
NFG
NFG
ROCK
ROCK
Q1 26
$152.0M
Q4 25
$181.6M
Q3 25
$107.3M
$-89.1M
Q2 25
$149.8M
$26.0M
Q1 25
$216.4M
$21.1M
Q4 24
$45.0M
Q3 24
$-167.6M
$34.0M
Q2 24
$-54.2M
$32.2M
Gross Margin
NFG
NFG
ROCK
ROCK
Q1 26
Q4 25
86.6%
25.3%
Q3 25
26.6%
Q2 25
94.7%
28.4%
Q1 25
81.6%
26.8%
Q4 24
87.3%
29.0%
Q3 24
29.4%
Q2 24
98.5%
30.5%
Operating Margin
NFG
NFG
ROCK
ROCK
Q1 26
81.5%
Q4 25
43.3%
7.9%
Q3 25
40.6%
12.8%
Q2 25
43.7%
12.8%
Q1 25
43.2%
8.8%
Q4 24
16.8%
13.3%
Q3 24
-63.4%
15.6%
Q2 24
-15.2%
14.9%
Net Margin
NFG
NFG
ROCK
ROCK
Q1 26
35.7%
Q4 25
28.5%
Q3 25
24.2%
-28.6%
Q2 25
28.4%
8.4%
Q1 25
29.4%
7.3%
Q4 24
8.8%
Q3 24
-54.1%
12.3%
Q2 24
-16.0%
11.8%
EPS (diluted)
NFG
NFG
ROCK
ROCK
Q1 26
$1.59
Q4 25
$1.98
Q3 25
$1.18
$-2.98
Q2 25
$1.64
$0.87
Q1 25
$2.37
Q4 24
$0.49
Q3 24
$-1.81
$1.11
Q2 24
$-0.59
$1.05

Balance Sheet & Financial Strength

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

Metric
NFG
NFG
ROCK
ROCK
Cash + ST InvestmentsLiquidity on hand
$115.7M
Total DebtLower is stronger
$300.0M
$0
Stockholders' EquityBook value
$950.4M
Total Assets
$9.1B
$1.4B
Debt / EquityLower = less leverage
0.00×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
NFG
NFG
ROCK
ROCK
Q1 26
Q4 25
$271.4M
$115.7M
Q3 25
$43.2M
$89.4M
Q2 25
$39.3M
$43.3M
Q1 25
$40.0M
$25.1M
Q4 24
$48.7M
$269.5M
Q3 24
$38.2M
$228.9M
Q2 24
$81.4M
$179.1M
Total Debt
NFG
NFG
ROCK
ROCK
Q1 26
$300.0M
Q4 25
$2.7B
$0
Q3 25
$2.7B
$0
Q2 25
$2.7B
$0
Q1 25
$2.7B
$0
Q4 24
$2.7B
$0
Q3 24
$2.7B
$0
Q2 24
$2.7B
$0
Stockholders' Equity
NFG
NFG
ROCK
ROCK
Q1 26
Q4 25
$3.6B
$950.4M
Q3 25
$3.1B
$951.8M
Q2 25
$3.0B
$1.0B
Q1 25
$2.8B
$1.0B
Q4 24
$-76.2M
$1.0B
Q3 24
$-15.5M
$1.0B
Q2 24
$5.0M
$975.7M
Total Assets
NFG
NFG
ROCK
ROCK
Q1 26
$9.1B
Q4 25
$9.2B
$1.4B
Q3 25
$8.7B
$1.4B
Q2 25
$8.4B
$1.5B
Q1 25
$8.5B
$1.4B
Q4 24
$8.3B
$1.4B
Q3 24
$8.3B
$1.4B
Q2 24
$8.5B
$1.4B
Debt / Equity
NFG
NFG
ROCK
ROCK
Q1 26
Q4 25
0.75×
0.00×
Q3 25
0.87×
0.00×
Q2 25
0.90×
0.00×
Q1 25
0.99×
0.00×
Q4 24
0.00×
Q3 24
0.00×
Q2 24
532.10×
0.00×

Cash Flow & Capital Efficiency

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

Metric
NFG
NFG
ROCK
ROCK
Operating Cash FlowLast quarter
$657.3M
$35.5M
Free Cash FlowOCF − Capex
$26.2M
FCF MarginFCF / Revenue
11.7%
Capex IntensityCapex / Revenue
117.0%
4.1%
Cash ConversionOCF / Net Profit
4.32×
TTM Free Cash FlowTrailing 4 quarters
$120.6M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
NFG
NFG
ROCK
ROCK
Q1 26
$657.3M
Q4 25
$274.9M
$35.5M
Q3 25
$237.8M
$73.0M
Q2 25
$388.4M
$44.9M
Q1 25
$253.8M
$13.7M
Q4 24
$220.1M
$19.9M
Q3 24
$197.9M
$64.7M
Q2 24
$281.8M
$36.5M
Free Cash Flow
NFG
NFG
ROCK
ROCK
Q1 26
Q4 25
$-2.7M
$26.2M
Q3 25
$-47.8M
$64.8M
Q2 25
$195.3M
$27.3M
Q1 25
$59.9M
$2.3M
Q4 24
$-20.3M
$14.1M
Q3 24
$-49.1M
$60.5M
Q2 24
$79.5M
$33.5M
FCF Margin
NFG
NFG
ROCK
ROCK
Q1 26
Q4 25
-0.4%
11.7%
Q3 25
-10.8%
20.8%
Q2 25
37.0%
8.8%
Q1 25
8.2%
0.8%
Q4 24
-4.0%
7.8%
Q3 24
-15.8%
21.8%
Q2 24
23.5%
12.2%
Capex Intensity
NFG
NFG
ROCK
ROCK
Q1 26
117.0%
Q4 25
43.5%
4.1%
Q3 25
64.4%
2.6%
Q2 25
36.6%
5.7%
Q1 25
26.4%
3.9%
Q4 24
46.8%
3.3%
Q3 24
79.7%
1.5%
Q2 24
59.7%
1.1%
Cash Conversion
NFG
NFG
ROCK
ROCK
Q1 26
4.32×
Q4 25
1.51×
Q3 25
2.21×
Q2 25
2.59×
1.73×
Q1 25
1.17×
0.65×
Q4 24
4.89×
Q3 24
1.90×
Q2 24
1.13×

Financial Flow Comparison

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

Revenue Breakdown by Segment

NFG
NFG

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

ROCK
ROCK

Transferred At Point In Time$183.5M82%
Infrastructure$22.5M10%
Other$18.9M8%

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