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Side-by-side financial comparison of AtriCure, Inc. (ATRC) and INTERNATIONAL BANCSHARES CORP (IBOC). Click either name above to swap in a different company.

INTERNATIONAL BANCSHARES CORP is the larger business by last-quarter revenue ($217.7M vs $141.2M, roughly 1.5× AtriCure, Inc.). INTERNATIONAL BANCSHARES CORP runs the higher net margin — 62.3% vs 0.1%, a 62.3% gap on every dollar of revenue. On growth, AtriCure, Inc. posted the faster year-over-year revenue change (14.3% vs 4.5%). Over the past eight quarters, AtriCure, Inc.'s revenue compounded faster (10.2% CAGR vs 2.8%).

AtriCure, Inc. is a global medical device company specializing in the research, development, and manufacturing of innovative surgical tools and therapeutic solutions for treating atrial fibrillation and associated cardiac conditions. Its core customers include hospitals, cardiac surgery centers, and healthcare providers across North America, Europe, and the Asia Pacific region, with products designed to support safer, more effective minimally invasive cardiac procedures.

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.

ATRC vs IBOC — Head-to-Head

Bigger by revenue
IBOC
IBOC
1.5× larger
IBOC
$217.7M
$141.2M
ATRC
Growing faster (revenue YoY)
ATRC
ATRC
+9.7% gap
ATRC
14.3%
4.5%
IBOC
Higher net margin
IBOC
IBOC
62.3% more per $
IBOC
62.3%
0.1%
ATRC
Faster 2-yr revenue CAGR
ATRC
ATRC
Annualised
ATRC
10.2%
2.8%
IBOC

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
ATRC
ATRC
IBOC
IBOC
Revenue
$141.2M
$217.7M
Net Profit
$108.0K
$106.9M
Gross Margin
77.4%
Operating Margin
23.0%
62.8%
Net Margin
0.1%
62.3%
Revenue YoY
14.3%
4.5%
Net Profit YoY
-7.1%
EPS (diluted)
$0.00
$1.71

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
ATRC
ATRC
IBOC
IBOC
Q1 26
$141.2M
Q4 25
$140.5M
$217.7M
Q3 25
$134.3M
$218.1M
Q2 25
$136.1M
$208.2M
Q1 25
$123.6M
$198.2M
Q4 24
$124.3M
$208.3M
Q3 24
$115.9M
$211.8M
Q2 24
$116.3M
$207.8M
Net Profit
ATRC
ATRC
IBOC
IBOC
Q1 26
$108.0K
Q4 25
$106.9M
Q3 25
$-267.0K
$108.4M
Q2 25
$-6.2M
$100.1M
Q1 25
$-6.7M
$96.9M
Q4 24
$115.1M
Q3 24
$-7.9M
$99.8M
Q2 24
$-8.0M
$97.0M
Gross Margin
ATRC
ATRC
IBOC
IBOC
Q1 26
77.4%
Q4 25
75.0%
Q3 25
75.5%
Q2 25
74.5%
Q1 25
74.9%
Q4 24
74.5%
Q3 24
74.9%
Q2 24
74.7%
Operating Margin
ATRC
ATRC
IBOC
IBOC
Q1 26
23.0%
Q4 25
1.8%
62.8%
Q3 25
0.2%
62.6%
Q2 25
-4.5%
60.5%
Q1 25
-4.8%
61.1%
Q4 24
-11.7%
64.2%
Q3 24
-6.4%
60.0%
Q2 24
-6.2%
60.1%
Net Margin
ATRC
ATRC
IBOC
IBOC
Q1 26
0.1%
Q4 25
62.3%
Q3 25
-0.2%
49.7%
Q2 25
-4.5%
48.1%
Q1 25
-5.5%
48.9%
Q4 24
71.5%
Q3 24
-6.8%
47.1%
Q2 24
-6.9%
46.7%
EPS (diluted)
ATRC
ATRC
IBOC
IBOC
Q1 26
$0.00
Q4 25
$0.04
$1.71
Q3 25
$-0.01
$1.74
Q2 25
$-0.13
$1.61
Q1 25
$-0.14
$1.56
Q4 24
$-0.33
$1.85
Q3 24
$-0.17
$1.60
Q2 24
$-0.17
$1.56

Balance Sheet & Financial Strength

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

Metric
ATRC
ATRC
IBOC
IBOC
Cash + ST InvestmentsLiquidity on hand
$146.2M
$5.5B
Total DebtLower is stronger
$61.0M
Stockholders' EquityBook value
$491.7M
$3.3B
Total Assets
$644.0M
$16.6B
Debt / EquityLower = less leverage
0.12×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ATRC
ATRC
IBOC
IBOC
Q1 26
$146.2M
Q4 25
$167.4M
$5.5B
Q3 25
$147.9M
$5.6B
Q2 25
$117.8M
$5.8B
Q1 25
$99.9M
$5.6B
Q4 24
$122.7M
$5.4B
Q3 24
$130.3M
$5.8B
Q2 24
$114.0M
$5.7B
Total Debt
ATRC
ATRC
IBOC
IBOC
Q1 26
$61.0M
Q4 25
Q3 25
$61.9M
Q2 25
$61.9M
Q1 25
$61.9M
Q4 24
Q3 24
$61.9M
Q2 24
$61.9M
Stockholders' Equity
ATRC
ATRC
IBOC
IBOC
Q1 26
$491.7M
Q4 25
$491.9M
$3.3B
Q3 25
$476.5M
$3.1B
Q2 25
$464.5M
$3.0B
Q1 25
$454.6M
$2.9B
Q4 24
$461.0M
$2.8B
Q3 24
$465.0M
$2.7B
Q2 24
$462.1M
$2.6B
Total Assets
ATRC
ATRC
IBOC
IBOC
Q1 26
$644.0M
Q4 25
$654.2M
$16.6B
Q3 25
$635.4M
$16.6B
Q2 25
$608.8M
$16.5B
Q1 25
$591.6M
$16.3B
Q4 24
$609.3M
$15.7B
Q3 24
$615.1M
$15.9B
Q2 24
$597.3M
$15.5B
Debt / Equity
ATRC
ATRC
IBOC
IBOC
Q1 26
0.12×
Q4 25
Q3 25
0.13×
Q2 25
0.13×
Q1 25
0.14×
Q4 24
Q3 24
0.13×
Q2 24
0.13×

Cash Flow & Capital Efficiency

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

Metric
ATRC
ATRC
IBOC
IBOC
Operating Cash FlowLast quarter
$491.1M
Free Cash FlowOCF − Capex
$472.9M
FCF MarginFCF / Revenue
217.2%
Capex IntensityCapex / Revenue
8.3%
Cash ConversionOCF / Net Profit
4.59×
TTM Free Cash FlowTrailing 4 quarters
$809.9M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ATRC
ATRC
IBOC
IBOC
Q1 26
Q4 25
$20.0M
$491.1M
Q3 25
$26.7M
$115.2M
Q2 25
$21.6M
$95.5M
Q1 25
$-11.0M
$140.5M
Q4 24
$5.8M
$473.9M
Q3 24
$20.0M
$116.5M
Q2 24
$7.4M
$107.2M
Free Cash Flow
ATRC
ATRC
IBOC
IBOC
Q1 26
Q4 25
$18.4M
$472.9M
Q3 25
$24.1M
$112.2M
Q2 25
$19.0M
$91.6M
Q1 25
$-13.2M
$133.1M
Q4 24
$3.1M
$459.8M
Q3 24
$16.4M
$109.6M
Q2 24
$5.0M
$104.9M
FCF Margin
ATRC
ATRC
IBOC
IBOC
Q1 26
Q4 25
13.1%
217.2%
Q3 25
18.0%
51.5%
Q2 25
13.9%
44.0%
Q1 25
-10.7%
67.1%
Q4 24
2.5%
220.8%
Q3 24
14.1%
51.7%
Q2 24
4.3%
50.5%
Capex Intensity
ATRC
ATRC
IBOC
IBOC
Q1 26
Q4 25
1.1%
8.3%
Q3 25
1.9%
1.3%
Q2 25
2.0%
1.9%
Q1 25
1.8%
3.7%
Q4 24
2.2%
6.8%
Q3 24
3.1%
3.3%
Q2 24
2.1%
1.1%
Cash Conversion
ATRC
ATRC
IBOC
IBOC
Q1 26
Q4 25
4.59×
Q3 25
1.06×
Q2 25
0.95×
Q1 25
1.45×
Q4 24
4.12×
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

ATRC
ATRC

Appendage management$48.4M34%
Open ablation$39.1M28%
Other$25.0M18%
Pain management$22.4M16%
Minimally invasive ablation$6.4M5%

IBOC
IBOC

Segment breakdown not available.

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