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Side-by-side financial comparison of Amphastar Pharmaceuticals, Inc. (AMPH) and Limbach Holdings, Inc. (LMB). Click either name above to swap in a different company.

Amphastar Pharmaceuticals, Inc. is the larger business by last-quarter revenue ($183.1M vs $138.9M, roughly 1.3× Limbach Holdings, Inc.). Amphastar Pharmaceuticals, Inc. runs the higher net margin — 13.3% vs 3.2%, a 10.2% gap on every dollar of revenue. On growth, Limbach Holdings, Inc. posted the faster year-over-year revenue change (4.3% vs -1.8%). Over the past eight quarters, Limbach Holdings, Inc.'s revenue compounded faster (6.6% CAGR vs 3.2%).

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.

Limbach Flugmotoren is a Chinese-owned company based in Germany that produces aircraft engines.

AMPH vs LMB — Head-to-Head

Bigger by revenue
AMPH
AMPH
1.3× larger
AMPH
$183.1M
$138.9M
LMB
Growing faster (revenue YoY)
LMB
LMB
+6.2% gap
LMB
4.3%
-1.8%
AMPH
Higher net margin
AMPH
AMPH
10.2% more per $
AMPH
13.3%
3.2%
LMB
Faster 2-yr revenue CAGR
LMB
LMB
Annualised
LMB
6.6%
3.2%
AMPH

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
AMPH
AMPH
LMB
LMB
Revenue
$183.1M
$138.9M
Net Profit
$24.4M
$4.4M
Gross Margin
46.8%
22.4%
Operating Margin
19.4%
0.8%
Net Margin
13.3%
3.2%
Revenue YoY
-1.8%
4.3%
Net Profit YoY
-35.7%
EPS (diluted)
$0.51
$0.36

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
LMB
LMB
Q1 26
$138.9M
Q4 25
$183.1M
$186.9M
Q3 25
$191.8M
$184.6M
Q2 25
$174.4M
$142.2M
Q1 25
$170.5M
$133.1M
Q4 24
$186.5M
$143.7M
Q3 24
$191.2M
$133.9M
Q2 24
$182.4M
$122.2M
Net Profit
AMPH
AMPH
LMB
LMB
Q1 26
$4.4M
Q4 25
$24.4M
$12.3M
Q3 25
$17.4M
$8.8M
Q2 25
$31.0M
$7.8M
Q1 25
$25.3M
$10.2M
Q4 24
$38.0M
$9.8M
Q3 24
$40.4M
$7.5M
Q2 24
$37.9M
$6.0M
Gross Margin
AMPH
AMPH
LMB
LMB
Q1 26
22.4%
Q4 25
46.8%
25.7%
Q3 25
51.4%
24.2%
Q2 25
49.6%
28.0%
Q1 25
50.0%
27.6%
Q4 24
46.5%
30.3%
Q3 24
53.3%
27.0%
Q2 24
52.2%
27.4%
Operating Margin
AMPH
AMPH
LMB
LMB
Q1 26
0.8%
Q4 25
19.4%
9.4%
Q3 25
13.2%
7.2%
Q2 25
24.2%
7.5%
Q1 25
21.9%
5.9%
Q4 24
24.2%
9.1%
Q3 24
29.8%
8.1%
Q2 24
30.3%
6.7%
Net Margin
AMPH
AMPH
LMB
LMB
Q1 26
3.2%
Q4 25
13.3%
6.6%
Q3 25
9.0%
4.8%
Q2 25
17.8%
5.5%
Q1 25
14.8%
7.7%
Q4 24
20.4%
6.9%
Q3 24
21.1%
5.6%
Q2 24
20.8%
4.9%
EPS (diluted)
AMPH
AMPH
LMB
LMB
Q1 26
$0.36
Q4 25
$0.51
$1.01
Q3 25
$0.37
$0.73
Q2 25
$0.64
$0.64
Q1 25
$0.51
$0.85
Q4 24
$0.74
$0.81
Q3 24
$0.78
$0.62
Q2 24
$0.73
$0.50

Balance Sheet & Financial Strength

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

Metric
AMPH
AMPH
LMB
LMB
Cash + ST InvestmentsLiquidity on hand
$282.8M
$15.8M
Total DebtLower is stronger
$608.7M
$56.6M
Stockholders' EquityBook value
$788.8M
$196.3M
Total Assets
$1.6B
$377.0M
Debt / EquityLower = less leverage
0.77×
0.29×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AMPH
AMPH
LMB
LMB
Q1 26
$15.8M
Q4 25
$282.8M
$11.3M
Q3 25
$276.2M
$9.8M
Q2 25
$231.8M
$38.9M
Q1 25
$236.9M
$38.1M
Q4 24
$221.6M
$44.9M
Q3 24
$250.5M
$51.2M
Q2 24
$217.8M
$59.5M
Total Debt
AMPH
AMPH
LMB
LMB
Q1 26
$56.6M
Q4 25
$608.7M
$30.5M
Q3 25
$608.6M
$56.3M
Q2 25
$607.7M
$28.4M
Q1 25
$603.9M
$23.7M
Q4 24
$601.6M
$23.6M
Q3 24
$596.4M
$20.5M
Q2 24
$586.9M
$19.7M
Stockholders' Equity
AMPH
AMPH
LMB
LMB
Q1 26
$196.3M
Q4 25
$788.8M
$195.7M
Q3 25
$776.7M
$181.6M
Q2 25
$757.5M
$170.5M
Q1 25
$751.3M
$161.1M
Q4 24
$732.3M
$153.5M
Q3 24
$727.7M
$142.2M
Q2 24
$713.3M
$133.0M
Total Assets
AMPH
AMPH
LMB
LMB
Q1 26
$377.0M
Q4 25
$1.6B
$381.1M
Q3 25
$1.7B
$409.1M
Q2 25
$1.6B
$343.0M
Q1 25
$1.6B
$336.4M
Q4 24
$1.6B
$352.1M
Q3 24
$1.5B
$324.4M
Q2 24
$1.5B
$303.9M
Debt / Equity
AMPH
AMPH
LMB
LMB
Q1 26
0.29×
Q4 25
0.77×
0.16×
Q3 25
0.78×
0.31×
Q2 25
0.80×
0.17×
Q1 25
0.80×
0.15×
Q4 24
0.82×
0.15×
Q3 24
0.82×
0.14×
Q2 24
0.82×
0.15×

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
LMB
LMB
Operating Cash FlowLast quarter
$32.9M
Free Cash FlowOCF − Capex
$24.6M
FCF MarginFCF / Revenue
13.4%
Capex IntensityCapex / Revenue
4.5%
Cash ConversionOCF / Net Profit
1.35×
TTM Free Cash FlowTrailing 4 quarters
$121.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AMPH
AMPH
LMB
LMB
Q1 26
Q4 25
$32.9M
$28.1M
Q3 25
$52.6M
$13.3M
Q2 25
$35.6M
$2.0M
Q1 25
$35.1M
$2.2M
Q4 24
$29.0M
$19.3M
Q3 24
$60.0M
$4.9M
Q2 24
$69.1M
$16.5M
Free Cash Flow
AMPH
AMPH
LMB
LMB
Q1 26
Q4 25
$24.6M
$27.9M
Q3 25
$47.2M
$12.8M
Q2 25
$25.0M
$1.2M
Q1 25
$24.4M
$11.0K
Q4 24
$16.6M
$18.0M
Q3 24
$46.2M
$4.6M
Q2 24
$63.1M
$13.2M
FCF Margin
AMPH
AMPH
LMB
LMB
Q1 26
Q4 25
13.4%
14.9%
Q3 25
24.6%
7.0%
Q2 25
14.3%
0.8%
Q1 25
14.3%
0.0%
Q4 24
8.9%
12.5%
Q3 24
24.1%
3.4%
Q2 24
34.6%
10.8%
Capex Intensity
AMPH
AMPH
LMB
LMB
Q1 26
Q4 25
4.5%
0.1%
Q3 25
2.8%
0.3%
Q2 25
6.1%
0.6%
Q1 25
6.3%
1.7%
Q4 24
6.7%
0.9%
Q3 24
7.2%
0.3%
Q2 24
3.3%
2.7%
Cash Conversion
AMPH
AMPH
LMB
LMB
Q1 26
Q4 25
1.35×
2.29×
Q3 25
3.03×
1.52×
Q2 25
1.15×
0.26×
Q1 25
1.39×
0.22×
Q4 24
0.76×
1.96×
Q3 24
1.48×
0.66×
Q2 24
1.82×
2.77×

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%

LMB
LMB

ODR$99.8M72%
GCR$39.0M28%

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