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Side-by-side financial comparison of INTERNATIONAL BANCSHARES CORP (IBOC) and NATIONAL FUEL GAS CO (NFG). 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 $217.7M, roughly 2.0× INTERNATIONAL BANCSHARES CORP). INTERNATIONAL BANCSHARES CORP runs the higher net margin — 62.3% vs 35.7%, a 26.6% gap on every dollar of revenue. On growth, INTERNATIONAL BANCSHARES CORP posted the faster year-over-year revenue change (4.5% vs 1.7%). Over the past eight quarters, NATIONAL FUEL GAS CO's revenue compounded faster (12.1% CAGR vs 2.8%).

International Bancshares Corporation is a bank holding company based in Laredo, Texas whose primary subsidiary is International Bank of Commerce. Through its bank subsidiaries, it has 217 banking offices and 315 automated teller machines serving 88 communities in the U.S. states of Texas and Oklahoma.

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.

IBOC vs NFG — Head-to-Head

Bigger by revenue
NFG
NFG
2.0× larger
NFG
$425.9M
$217.7M
IBOC
Growing faster (revenue YoY)
IBOC
IBOC
+2.8% gap
IBOC
4.5%
1.7%
NFG
Higher net margin
IBOC
IBOC
26.6% more per $
IBOC
62.3%
35.7%
NFG
Faster 2-yr revenue CAGR
NFG
NFG
Annualised
NFG
12.1%
2.8%
IBOC

Income Statement — Q4 FY2025 vs Q2 FY2026

Metric
IBOC
IBOC
NFG
NFG
Revenue
$217.7M
$425.9M
Net Profit
$106.9M
$152.0M
Gross Margin
Operating Margin
62.8%
81.5%
Net Margin
62.3%
35.7%
Revenue YoY
4.5%
1.7%
Net Profit YoY
-7.1%
EPS (diluted)
$1.71
$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
IBOC
IBOC
NFG
NFG
Q1 26
$425.9M
Q4 25
$217.7M
$637.9M
Q3 25
$218.1M
$443.1M
Q2 25
$208.2M
$527.4M
Q1 25
$198.2M
$734.8M
Q4 24
$208.3M
$513.8M
Q3 24
$211.8M
$310.0M
Q2 24
$207.8M
$338.6M
Net Profit
IBOC
IBOC
NFG
NFG
Q1 26
$152.0M
Q4 25
$106.9M
$181.6M
Q3 25
$108.4M
$107.3M
Q2 25
$100.1M
$149.8M
Q1 25
$96.9M
$216.4M
Q4 24
$115.1M
$45.0M
Q3 24
$99.8M
$-167.6M
Q2 24
$97.0M
$-54.2M
Gross Margin
IBOC
IBOC
NFG
NFG
Q1 26
Q4 25
86.6%
Q3 25
Q2 25
94.7%
Q1 25
81.6%
Q4 24
87.3%
Q3 24
Q2 24
98.5%
Operating Margin
IBOC
IBOC
NFG
NFG
Q1 26
81.5%
Q4 25
62.8%
43.3%
Q3 25
62.6%
40.6%
Q2 25
60.5%
43.7%
Q1 25
61.1%
43.2%
Q4 24
64.2%
16.8%
Q3 24
60.0%
-63.4%
Q2 24
60.1%
-15.2%
Net Margin
IBOC
IBOC
NFG
NFG
Q1 26
35.7%
Q4 25
62.3%
28.5%
Q3 25
49.7%
24.2%
Q2 25
48.1%
28.4%
Q1 25
48.9%
29.4%
Q4 24
71.5%
8.8%
Q3 24
47.1%
-54.1%
Q2 24
46.7%
-16.0%
EPS (diluted)
IBOC
IBOC
NFG
NFG
Q1 26
$1.59
Q4 25
$1.71
$1.98
Q3 25
$1.74
$1.18
Q2 25
$1.61
$1.64
Q1 25
$1.56
$2.37
Q4 24
$1.85
$0.49
Q3 24
$1.60
$-1.81
Q2 24
$1.56
$-0.59

Balance Sheet & Financial Strength

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

Metric
IBOC
IBOC
NFG
NFG
Cash + ST InvestmentsLiquidity on hand
$5.5B
Total DebtLower is stronger
$300.0M
Stockholders' EquityBook value
$3.3B
Total Assets
$16.6B
$9.1B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
IBOC
IBOC
NFG
NFG
Q1 26
Q4 25
$5.5B
$271.4M
Q3 25
$5.6B
$43.2M
Q2 25
$5.8B
$39.3M
Q1 25
$5.6B
$40.0M
Q4 24
$5.4B
$48.7M
Q3 24
$5.8B
$38.2M
Q2 24
$5.7B
$81.4M
Total Debt
IBOC
IBOC
NFG
NFG
Q1 26
$300.0M
Q4 25
$2.7B
Q3 25
$2.7B
Q2 25
$2.7B
Q1 25
$2.7B
Q4 24
$2.7B
Q3 24
$2.7B
Q2 24
$2.7B
Stockholders' Equity
IBOC
IBOC
NFG
NFG
Q1 26
Q4 25
$3.3B
$3.6B
Q3 25
$3.1B
$3.1B
Q2 25
$3.0B
$3.0B
Q1 25
$2.9B
$2.8B
Q4 24
$2.8B
$-76.2M
Q3 24
$2.7B
$-15.5M
Q2 24
$2.6B
$5.0M
Total Assets
IBOC
IBOC
NFG
NFG
Q1 26
$9.1B
Q4 25
$16.6B
$9.2B
Q3 25
$16.6B
$8.7B
Q2 25
$16.5B
$8.4B
Q1 25
$16.3B
$8.5B
Q4 24
$15.7B
$8.3B
Q3 24
$15.9B
$8.3B
Q2 24
$15.5B
$8.5B
Debt / Equity
IBOC
IBOC
NFG
NFG
Q1 26
Q4 25
0.75×
Q3 25
0.87×
Q2 25
0.90×
Q1 25
0.99×
Q4 24
Q3 24
Q2 24
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
IBOC
IBOC
NFG
NFG
Operating Cash FlowLast quarter
$491.1M
$657.3M
Free Cash FlowOCF − Capex
$472.9M
FCF MarginFCF / Revenue
217.2%
Capex IntensityCapex / Revenue
8.3%
117.0%
Cash ConversionOCF / Net Profit
4.59×
4.32×
TTM Free Cash FlowTrailing 4 quarters
$809.9M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
IBOC
IBOC
NFG
NFG
Q1 26
$657.3M
Q4 25
$491.1M
$274.9M
Q3 25
$115.2M
$237.8M
Q2 25
$95.5M
$388.4M
Q1 25
$140.5M
$253.8M
Q4 24
$473.9M
$220.1M
Q3 24
$116.5M
$197.9M
Q2 24
$107.2M
$281.8M
Free Cash Flow
IBOC
IBOC
NFG
NFG
Q1 26
Q4 25
$472.9M
$-2.7M
Q3 25
$112.2M
$-47.8M
Q2 25
$91.6M
$195.3M
Q1 25
$133.1M
$59.9M
Q4 24
$459.8M
$-20.3M
Q3 24
$109.6M
$-49.1M
Q2 24
$104.9M
$79.5M
FCF Margin
IBOC
IBOC
NFG
NFG
Q1 26
Q4 25
217.2%
-0.4%
Q3 25
51.5%
-10.8%
Q2 25
44.0%
37.0%
Q1 25
67.1%
8.2%
Q4 24
220.8%
-4.0%
Q3 24
51.7%
-15.8%
Q2 24
50.5%
23.5%
Capex Intensity
IBOC
IBOC
NFG
NFG
Q1 26
117.0%
Q4 25
8.3%
43.5%
Q3 25
1.3%
64.4%
Q2 25
1.9%
36.6%
Q1 25
3.7%
26.4%
Q4 24
6.8%
46.8%
Q3 24
3.3%
79.7%
Q2 24
1.1%
59.7%
Cash Conversion
IBOC
IBOC
NFG
NFG
Q1 26
4.32×
Q4 25
4.59×
1.51×
Q3 25
1.06×
2.21×
Q2 25
0.95×
2.59×
Q1 25
1.45×
1.17×
Q4 24
4.12×
4.89×
Q3 24
1.17×
Q2 24
1.11×

Financial Flow Comparison

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

Revenue Breakdown by Segment

IBOC
IBOC

Segment breakdown not available.

NFG
NFG

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

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