vs

Side-by-side financial comparison of INTERNATIONAL BANCSHARES CORP (IBOC) and RAMBUS INC (RMBS). Click either name above to swap in a different company.

INTERNATIONAL BANCSHARES CORP is the larger business by last-quarter revenue ($217.7M vs $180.2M, roughly 1.2× RAMBUS INC). INTERNATIONAL BANCSHARES CORP runs the higher net margin — 62.3% vs 33.2%, a 29.1% gap on every dollar of revenue. On growth, RAMBUS INC posted the faster year-over-year revenue change (8.1% vs 4.5%). Over the past eight quarters, RAMBUS INC's revenue compounded faster (16.8% 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.

Rambus Inc. is an American technology company that designs, develops and licenses chip interface technologies and architectures that are used in digital electronics products. The company, founded in 1990, is well known for inventing RDRAM and for its intellectual property-based litigation following the introduction of DDR-SDRAM memory.

IBOC vs RMBS — Head-to-Head

Bigger by revenue
IBOC
IBOC
1.2× larger
IBOC
$217.7M
$180.2M
RMBS
Growing faster (revenue YoY)
RMBS
RMBS
+3.6% gap
RMBS
8.1%
4.5%
IBOC
Higher net margin
IBOC
IBOC
29.1% more per $
IBOC
62.3%
33.2%
RMBS
Faster 2-yr revenue CAGR
RMBS
RMBS
Annualised
RMBS
16.8%
2.8%
IBOC

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
IBOC
IBOC
RMBS
RMBS
Revenue
$217.7M
$180.2M
Net Profit
$106.9M
$59.9M
Gross Margin
79.7%
Operating Margin
62.8%
34.3%
Net Margin
62.3%
33.2%
Revenue YoY
4.5%
8.1%
Net Profit YoY
-7.1%
-7.3%
EPS (diluted)
$1.71
$0.55

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
RMBS
RMBS
Q1 26
$180.2M
Q4 25
$217.7M
$190.2M
Q3 25
$218.1M
$178.5M
Q2 25
$208.2M
$172.2M
Q1 25
$198.2M
$166.7M
Q4 24
$208.3M
$161.1M
Q3 24
$211.8M
$145.5M
Q2 24
$207.8M
$132.1M
Net Profit
IBOC
IBOC
RMBS
RMBS
Q1 26
$59.9M
Q4 25
$106.9M
$63.8M
Q3 25
$108.4M
$48.4M
Q2 25
$100.1M
$57.9M
Q1 25
$96.9M
$60.3M
Q4 24
$115.1M
$62.2M
Q3 24
$99.8M
$48.7M
Q2 24
$97.0M
$36.1M
Gross Margin
IBOC
IBOC
RMBS
RMBS
Q1 26
79.7%
Q4 25
78.9%
Q3 25
79.5%
Q2 25
79.8%
Q1 25
80.3%
Q4 24
80.4%
Q3 24
80.7%
Q2 24
79.7%
Operating Margin
IBOC
IBOC
RMBS
RMBS
Q1 26
34.3%
Q4 25
62.8%
37.2%
Q3 25
62.6%
35.4%
Q2 25
60.5%
36.6%
Q1 25
61.1%
37.9%
Q4 24
64.2%
35.9%
Q3 24
60.0%
37.6%
Q2 24
60.1%
30.5%
Net Margin
IBOC
IBOC
RMBS
RMBS
Q1 26
33.2%
Q4 25
62.3%
33.6%
Q3 25
49.7%
27.1%
Q2 25
48.1%
33.6%
Q1 25
48.9%
36.2%
Q4 24
71.5%
38.6%
Q3 24
47.1%
33.4%
Q2 24
46.7%
27.3%
EPS (diluted)
IBOC
IBOC
RMBS
RMBS
Q1 26
$0.55
Q4 25
$1.71
$0.58
Q3 25
$1.74
$0.44
Q2 25
$1.61
$0.53
Q1 25
$1.56
$0.56
Q4 24
$1.85
$0.57
Q3 24
$1.60
$0.45
Q2 24
$1.56
$0.33

Balance Sheet & Financial Strength

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

Metric
IBOC
IBOC
RMBS
RMBS
Cash + ST InvestmentsLiquidity on hand
$5.5B
$134.3M
Total DebtLower is stronger
Stockholders' EquityBook value
$3.3B
Total Assets
$16.6B
$1.5B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
IBOC
IBOC
RMBS
RMBS
Q1 26
$134.3M
Q4 25
$5.5B
$182.8M
Q3 25
$5.6B
$79.2M
Q2 25
$5.8B
$87.8M
Q1 25
$5.6B
$132.2M
Q4 24
$5.4B
$99.8M
Q3 24
$5.8B
$114.0M
Q2 24
$5.7B
$124.6M
Stockholders' Equity
IBOC
IBOC
RMBS
RMBS
Q1 26
Q4 25
$3.3B
$1.4B
Q3 25
$3.1B
$1.3B
Q2 25
$3.0B
$1.2B
Q1 25
$2.9B
$1.2B
Q4 24
$2.8B
$1.1B
Q3 24
$2.7B
$1.0B
Q2 24
$2.6B
$1.0B
Total Assets
IBOC
IBOC
RMBS
RMBS
Q1 26
$1.5B
Q4 25
$16.6B
$1.5B
Q3 25
$16.6B
$1.4B
Q2 25
$16.5B
$1.5B
Q1 25
$16.3B
$1.4B
Q4 24
$15.7B
$1.3B
Q3 24
$15.9B
$1.3B
Q2 24
$15.5B
$1.3B

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
RMBS
RMBS
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
IBOC
IBOC
RMBS
RMBS
Q1 26
Q4 25
$491.1M
$99.8M
Q3 25
$115.2M
$88.4M
Q2 25
$95.5M
$94.4M
Q1 25
$140.5M
$77.4M
Q4 24
$473.9M
$59.0M
Q3 24
$116.5M
$62.1M
Q2 24
$107.2M
$70.4M
Free Cash Flow
IBOC
IBOC
RMBS
RMBS
Q1 26
Q4 25
$472.9M
$93.3M
Q3 25
$112.2M
$82.5M
Q2 25
$91.6M
$87.9M
Q1 25
$133.1M
$69.5M
Q4 24
$459.8M
$52.5M
Q3 24
$109.6M
$52.2M
Q2 24
$104.9M
$59.1M
FCF Margin
IBOC
IBOC
RMBS
RMBS
Q1 26
Q4 25
217.2%
49.0%
Q3 25
51.5%
46.2%
Q2 25
44.0%
51.0%
Q1 25
67.1%
41.7%
Q4 24
220.8%
32.6%
Q3 24
51.7%
35.9%
Q2 24
50.5%
44.7%
Capex Intensity
IBOC
IBOC
RMBS
RMBS
Q1 26
Q4 25
8.3%
3.4%
Q3 25
1.3%
3.3%
Q2 25
1.9%
3.8%
Q1 25
3.7%
4.7%
Q4 24
6.8%
4.0%
Q3 24
3.3%
6.8%
Q2 24
1.1%
8.6%
Cash Conversion
IBOC
IBOC
RMBS
RMBS
Q1 26
Q4 25
4.59×
1.56×
Q3 25
1.06×
1.83×
Q2 25
0.95×
1.63×
Q1 25
1.45×
1.28×
Q4 24
4.12×
0.95×
Q3 24
1.17×
1.28×
Q2 24
1.11×
1.95×

Financial Flow Comparison

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

Revenue Breakdown by Segment

IBOC
IBOC

Segment breakdown not available.

RMBS
RMBS

Product revenue$88.0M49%
Royalties$69.6M39%
Contract and other revenue$22.6M13%

Related Comparisons