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

MACOM Technology Solutions Holdings, Inc. is the larger business by last-quarter revenue ($271.6M vs $183.1M, roughly 1.5× Amphastar Pharmaceuticals, Inc.). MACOM Technology Solutions Holdings, Inc. runs the higher net margin — 18.0% vs 13.3%, a 4.6% gap on every dollar of revenue. On growth, MACOM Technology Solutions Holdings, Inc. posted the faster year-over-year revenue change (24.5% vs -1.8%). MACOM Technology Solutions Holdings, Inc. produced more free cash flow last quarter ($30.0M vs $24.6M). Over the past eight quarters, MACOM Technology Solutions Holdings, Inc.'s revenue compounded faster (22.4% 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.

MACOM Technology Solutions, Inc. is an American developer and producer of radio, microwave, and millimeter wave semiconductor devices and components. The company is headquartered in Lowell, Massachusetts, and in 2005 was Lowell's largest private employer. MACOM is certified to the ISO 9001 international quality standard and ISO 14001 environmental standard. The company has design centers and sales offices in North America, Europe, Asia and Australia.

AMPH vs MTSI — Head-to-Head

Bigger by revenue
MTSI
MTSI
1.5× larger
MTSI
$271.6M
$183.1M
AMPH
Growing faster (revenue YoY)
MTSI
MTSI
+26.4% gap
MTSI
24.5%
-1.8%
AMPH
Higher net margin
MTSI
MTSI
4.6% more per $
MTSI
18.0%
13.3%
AMPH
More free cash flow
MTSI
MTSI
$5.4M more FCF
MTSI
$30.0M
$24.6M
AMPH
Faster 2-yr revenue CAGR
MTSI
MTSI
Annualised
MTSI
22.4%
3.2%
AMPH

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
AMPH
AMPH
MTSI
MTSI
Revenue
$183.1M
$271.6M
Net Profit
$24.4M
$48.8M
Gross Margin
46.8%
55.9%
Operating Margin
19.4%
15.9%
Net Margin
13.3%
18.0%
Revenue YoY
-1.8%
24.5%
Net Profit YoY
-35.7%
129.1%
EPS (diluted)
$0.51
$0.64

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
MTSI
MTSI
Q1 26
$271.6M
Q4 25
$183.1M
$261.2M
Q3 25
$191.8M
$252.1M
Q2 25
$174.4M
$235.9M
Q1 25
$170.5M
$218.1M
Q4 24
$186.5M
Q3 24
$191.2M
$200.7M
Q2 24
$182.4M
$190.5M
Net Profit
AMPH
AMPH
MTSI
MTSI
Q1 26
$48.8M
Q4 25
$24.4M
$45.1M
Q3 25
$17.4M
$36.5M
Q2 25
$31.0M
$31.7M
Q1 25
$25.3M
$-167.5M
Q4 24
$38.0M
Q3 24
$40.4M
$29.4M
Q2 24
$37.9M
$19.9M
Gross Margin
AMPH
AMPH
MTSI
MTSI
Q1 26
55.9%
Q4 25
46.8%
54.5%
Q3 25
51.4%
55.3%
Q2 25
49.6%
55.2%
Q1 25
50.0%
53.7%
Q4 24
46.5%
Q3 24
53.3%
54.7%
Q2 24
52.2%
53.2%
Operating Margin
AMPH
AMPH
MTSI
MTSI
Q1 26
15.9%
Q4 25
19.4%
15.2%
Q3 25
13.2%
14.9%
Q2 25
24.2%
14.8%
Q1 25
21.9%
8.0%
Q4 24
24.2%
Q3 24
29.8%
13.7%
Q2 24
30.3%
10.4%
Net Margin
AMPH
AMPH
MTSI
MTSI
Q1 26
18.0%
Q4 25
13.3%
17.3%
Q3 25
9.0%
14.5%
Q2 25
17.8%
13.4%
Q1 25
14.8%
-76.8%
Q4 24
20.4%
Q3 24
21.1%
14.7%
Q2 24
20.8%
10.5%
EPS (diluted)
AMPH
AMPH
MTSI
MTSI
Q1 26
$0.64
Q4 25
$0.51
$0.67
Q3 25
$0.37
$0.48
Q2 25
$0.64
$0.42
Q1 25
$0.51
$-2.30
Q4 24
$0.74
Q3 24
$0.78
$0.40
Q2 24
$0.73
$0.27

Balance Sheet & Financial Strength

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

Metric
AMPH
AMPH
MTSI
MTSI
Cash + ST InvestmentsLiquidity on hand
$282.8M
$768.5M
Total DebtLower is stronger
$608.7M
Stockholders' EquityBook value
$788.8M
$1.4B
Total Assets
$1.6B
$2.1B
Debt / EquityLower = less leverage
0.77×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AMPH
AMPH
MTSI
MTSI
Q1 26
$768.5M
Q4 25
$282.8M
$786.0M
Q3 25
$276.2M
$735.2M
Q2 25
$231.8M
$681.5M
Q1 25
$236.9M
$656.5M
Q4 24
$221.6M
Q3 24
$250.5M
$581.9M
Q2 24
$217.8M
$521.5M
Total Debt
AMPH
AMPH
MTSI
MTSI
Q1 26
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
Stockholders' Equity
AMPH
AMPH
MTSI
MTSI
Q1 26
$1.4B
Q4 25
$788.8M
$1.3B
Q3 25
$776.7M
$1.3B
Q2 25
$757.5M
$1.2B
Q1 25
$751.3M
$1.2B
Q4 24
$732.3M
Q3 24
$727.7M
$1.1B
Q2 24
$713.3M
$1.1B
Total Assets
AMPH
AMPH
MTSI
MTSI
Q1 26
$2.1B
Q4 25
$1.6B
$2.1B
Q3 25
$1.7B
$2.0B
Q2 25
$1.6B
$1.9B
Q1 25
$1.6B
$1.8B
Q4 24
$1.6B
Q3 24
$1.5B
$1.8B
Q2 24
$1.5B
$1.7B
Debt / Equity
AMPH
AMPH
MTSI
MTSI
Q1 26
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×

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
MTSI
MTSI
Operating Cash FlowLast quarter
$32.9M
$42.9M
Free Cash FlowOCF − Capex
$24.6M
$30.0M
FCF MarginFCF / Revenue
13.4%
11.0%
Capex IntensityCapex / Revenue
4.5%
4.8%
Cash ConversionOCF / Net Profit
1.35×
0.88×
TTM Free Cash FlowTrailing 4 quarters
$121.2M
$161.5M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AMPH
AMPH
MTSI
MTSI
Q1 26
$42.9M
Q4 25
$32.9M
$69.6M
Q3 25
$52.6M
$60.4M
Q2 25
$35.6M
$38.7M
Q1 25
$35.1M
$66.7M
Q4 24
$29.0M
Q3 24
$60.0M
$62.3M
Q2 24
$69.1M
$49.0M
Free Cash Flow
AMPH
AMPH
MTSI
MTSI
Q1 26
$30.0M
Q4 25
$24.6M
$49.4M
Q3 25
$47.2M
$51.6M
Q2 25
$25.0M
$30.5M
Q1 25
$24.4M
$61.3M
Q4 24
$16.6M
Q3 24
$46.2M
$57.1M
Q2 24
$63.1M
$41.5M
FCF Margin
AMPH
AMPH
MTSI
MTSI
Q1 26
11.0%
Q4 25
13.4%
18.9%
Q3 25
24.6%
20.5%
Q2 25
14.3%
12.9%
Q1 25
14.3%
28.1%
Q4 24
8.9%
Q3 24
24.1%
28.5%
Q2 24
34.6%
21.8%
Capex Intensity
AMPH
AMPH
MTSI
MTSI
Q1 26
4.8%
Q4 25
4.5%
7.7%
Q3 25
2.8%
3.5%
Q2 25
6.1%
3.5%
Q1 25
6.3%
2.4%
Q4 24
6.7%
Q3 24
7.2%
2.6%
Q2 24
3.3%
3.9%
Cash Conversion
AMPH
AMPH
MTSI
MTSI
Q1 26
0.88×
Q4 25
1.35×
1.54×
Q3 25
3.03×
1.65×
Q2 25
1.15×
1.22×
Q1 25
1.39×
Q4 24
0.76×
Q3 24
1.48×
2.12×
Q2 24
1.82×
2.46×

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%

MTSI
MTSI

Industrial Defense$117.7M43%
Data Center$85.8M32%
Telecom$68.1M25%

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