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Side-by-side financial comparison of Amphastar Pharmaceuticals, Inc. (AMPH) 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 $183.1M, roughly 1.2× Amphastar Pharmaceuticals, Inc.). INTERNATIONAL BANCSHARES CORP runs the higher net margin — 62.3% vs 13.3%, a 49.0% gap on every dollar of revenue. On growth, INTERNATIONAL BANCSHARES CORP posted the faster year-over-year revenue change (4.5% vs -1.8%). INTERNATIONAL BANCSHARES CORP produced more free cash flow last quarter ($472.9M vs $24.6M). Over the past eight quarters, Amphastar Pharmaceuticals, Inc.'s revenue compounded faster (3.2% CAGR vs 2.8%).

Amphastar Pharmaceuticals is a publicly traded American speciality pharmaceutical company. It was incorporated in May 2004 and primarily develops, manufactures, and sells inhalation and intranasal products.

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.

AMPH vs IBOC — Head-to-Head

Bigger by revenue
IBOC
IBOC
1.2× larger
IBOC
$217.7M
$183.1M
AMPH
Growing faster (revenue YoY)
IBOC
IBOC
+6.4% gap
IBOC
4.5%
-1.8%
AMPH
Higher net margin
IBOC
IBOC
49.0% more per $
IBOC
62.3%
13.3%
AMPH
More free cash flow
IBOC
IBOC
$448.3M more FCF
IBOC
$472.9M
$24.6M
AMPH
Faster 2-yr revenue CAGR
AMPH
AMPH
Annualised
AMPH
3.2%
2.8%
IBOC

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
AMPH
AMPH
IBOC
IBOC
Revenue
$183.1M
$217.7M
Net Profit
$24.4M
$106.9M
Gross Margin
46.8%
Operating Margin
19.4%
62.8%
Net Margin
13.3%
62.3%
Revenue YoY
-1.8%
4.5%
Net Profit YoY
-35.7%
-7.1%
EPS (diluted)
$0.51
$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
AMPH
AMPH
IBOC
IBOC
Q4 25
$183.1M
$217.7M
Q3 25
$191.8M
$218.1M
Q2 25
$174.4M
$208.2M
Q1 25
$170.5M
$198.2M
Q4 24
$186.5M
$208.3M
Q3 24
$191.2M
$211.8M
Q2 24
$182.4M
$207.8M
Q1 24
$171.8M
$205.8M
Net Profit
AMPH
AMPH
IBOC
IBOC
Q4 25
$24.4M
$106.9M
Q3 25
$17.4M
$108.4M
Q2 25
$31.0M
$100.1M
Q1 25
$25.3M
$96.9M
Q4 24
$38.0M
$115.1M
Q3 24
$40.4M
$99.8M
Q2 24
$37.9M
$97.0M
Q1 24
$43.2M
$97.3M
Gross Margin
AMPH
AMPH
IBOC
IBOC
Q4 25
46.8%
Q3 25
51.4%
Q2 25
49.6%
Q1 25
50.0%
Q4 24
46.5%
Q3 24
53.3%
Q2 24
52.2%
Q1 24
52.4%
Operating Margin
AMPH
AMPH
IBOC
IBOC
Q4 25
19.4%
62.8%
Q3 25
13.2%
62.6%
Q2 25
24.2%
60.5%
Q1 25
21.9%
61.1%
Q4 24
24.2%
64.2%
Q3 24
29.8%
60.0%
Q2 24
30.3%
60.1%
Q1 24
27.9%
59.9%
Net Margin
AMPH
AMPH
IBOC
IBOC
Q4 25
13.3%
62.3%
Q3 25
9.0%
49.7%
Q2 25
17.8%
48.1%
Q1 25
14.8%
48.9%
Q4 24
20.4%
71.5%
Q3 24
21.1%
47.1%
Q2 24
20.8%
46.7%
Q1 24
25.1%
47.3%
EPS (diluted)
AMPH
AMPH
IBOC
IBOC
Q4 25
$0.51
$1.71
Q3 25
$0.37
$1.74
Q2 25
$0.64
$1.61
Q1 25
$0.51
$1.56
Q4 24
$0.74
$1.85
Q3 24
$0.78
$1.60
Q2 24
$0.73
$1.56
Q1 24
$0.81
$1.56

Balance Sheet & Financial Strength

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

Metric
AMPH
AMPH
IBOC
IBOC
Cash + ST InvestmentsLiquidity on hand
$282.8M
$5.5B
Total DebtLower is stronger
$608.7M
Stockholders' EquityBook value
$788.8M
$3.3B
Total Assets
$1.6B
$16.6B
Debt / EquityLower = less leverage
0.77×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AMPH
AMPH
IBOC
IBOC
Q4 25
$282.8M
$5.5B
Q3 25
$276.2M
$5.6B
Q2 25
$231.8M
$5.8B
Q1 25
$236.9M
$5.6B
Q4 24
$221.6M
$5.4B
Q3 24
$250.5M
$5.8B
Q2 24
$217.8M
$5.7B
Q1 24
$289.6M
$5.7B
Total Debt
AMPH
AMPH
IBOC
IBOC
Q4 25
$608.7M
Q3 25
$608.6M
Q2 25
$607.7M
Q1 25
$603.9M
Q4 24
$601.6M
Q3 24
$596.4M
Q2 24
$586.9M
Q1 24
$594.0M
Stockholders' Equity
AMPH
AMPH
IBOC
IBOC
Q4 25
$788.8M
$3.3B
Q3 25
$776.7M
$3.1B
Q2 25
$757.5M
$3.0B
Q1 25
$751.3M
$2.9B
Q4 24
$732.3M
$2.8B
Q3 24
$727.7M
$2.7B
Q2 24
$713.3M
$2.6B
Q1 24
$672.4M
$2.5B
Total Assets
AMPH
AMPH
IBOC
IBOC
Q4 25
$1.6B
$16.6B
Q3 25
$1.7B
$16.6B
Q2 25
$1.6B
$16.5B
Q1 25
$1.6B
$16.3B
Q4 24
$1.6B
$15.7B
Q3 24
$1.5B
$15.9B
Q2 24
$1.5B
$15.5B
Q1 24
$1.6B
$15.4B
Debt / Equity
AMPH
AMPH
IBOC
IBOC
Q4 25
0.77×
Q3 25
0.78×
Q2 25
0.80×
Q1 25
0.80×
Q4 24
0.82×
Q3 24
0.82×
Q2 24
0.82×
Q1 24
0.88×

Cash Flow & Capital Efficiency

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

Metric
AMPH
AMPH
IBOC
IBOC
Operating Cash FlowLast quarter
$32.9M
$491.1M
Free Cash FlowOCF − Capex
$24.6M
$472.9M
FCF MarginFCF / Revenue
13.4%
217.2%
Capex IntensityCapex / Revenue
4.5%
8.3%
Cash ConversionOCF / Net Profit
1.35×
4.59×
TTM Free Cash FlowTrailing 4 quarters
$121.2M
$809.9M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AMPH
AMPH
IBOC
IBOC
Q4 25
$32.9M
$491.1M
Q3 25
$52.6M
$115.2M
Q2 25
$35.6M
$95.5M
Q1 25
$35.1M
$140.5M
Q4 24
$29.0M
$473.9M
Q3 24
$60.0M
$116.5M
Q2 24
$69.1M
$107.2M
Q1 24
$55.3M
$135.4M
Free Cash Flow
AMPH
AMPH
IBOC
IBOC
Q4 25
$24.6M
$472.9M
Q3 25
$47.2M
$112.2M
Q2 25
$25.0M
$91.6M
Q1 25
$24.4M
$133.1M
Q4 24
$16.6M
$459.8M
Q3 24
$46.2M
$109.6M
Q2 24
$63.1M
$104.9M
Q1 24
$46.5M
$128.9M
FCF Margin
AMPH
AMPH
IBOC
IBOC
Q4 25
13.4%
217.2%
Q3 25
24.6%
51.5%
Q2 25
14.3%
44.0%
Q1 25
14.3%
67.1%
Q4 24
8.9%
220.8%
Q3 24
24.1%
51.7%
Q2 24
34.6%
50.5%
Q1 24
27.1%
62.6%
Capex Intensity
AMPH
AMPH
IBOC
IBOC
Q4 25
4.5%
8.3%
Q3 25
2.8%
1.3%
Q2 25
6.1%
1.9%
Q1 25
6.3%
3.7%
Q4 24
6.7%
6.8%
Q3 24
7.2%
3.3%
Q2 24
3.3%
1.1%
Q1 24
5.1%
3.2%
Cash Conversion
AMPH
AMPH
IBOC
IBOC
Q4 25
1.35×
4.59×
Q3 25
3.03×
1.06×
Q2 25
1.15×
0.95×
Q1 25
1.39×
1.45×
Q4 24
0.76×
4.12×
Q3 24
1.48×
1.17×
Q2 24
1.82×
1.11×
Q1 24
1.28×
1.39×

Financial Flow Comparison

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

Revenue Breakdown by Segment

AMPH
AMPH

Other Products$62.4M34%
Baqsimi$46.7M26%
Primatenemist$27.9M15%
Epinephrine$17.1M9%
Lidocaine$14.9M8%
Glucagon$14.1M8%

IBOC
IBOC

Segment breakdown not available.

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