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Side-by-side financial comparison of Amphastar Pharmaceuticals, Inc. (AMPH) and DiamondRock Hospitality Co (DRH). Click either name above to swap in a different company.

DiamondRock Hospitality Co is the larger business by last-quarter revenue ($258.2M vs $183.1M, roughly 1.4× Amphastar Pharmaceuticals, Inc.). Amphastar Pharmaceuticals, Inc. runs the higher net margin — 13.3% vs 5.6%, a 7.7% gap on every dollar of revenue. On growth, DiamondRock Hospitality Co posted the faster year-over-year revenue change (1.3% vs -1.8%). Over the past eight quarters, Amphastar Pharmaceuticals, Inc.'s revenue compounded faster (3.2% CAGR vs -8.6%).

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.

DiamondRock Hospitality Co is a US-based real estate investment trust owning and operating a portfolio of premium upscale hotels and resorts. Its properties are mainly located in major urban tourist and business hubs nationwide, catering to both leisure and corporate clientele seeking high-quality accommodation services.

AMPH vs DRH — Head-to-Head

Bigger by revenue
DRH
DRH
1.4× larger
DRH
$258.2M
$183.1M
AMPH
Growing faster (revenue YoY)
DRH
DRH
+3.1% gap
DRH
1.3%
-1.8%
AMPH
Higher net margin
AMPH
AMPH
7.7% more per $
AMPH
13.3%
5.6%
DRH
Faster 2-yr revenue CAGR
AMPH
AMPH
Annualised
AMPH
3.2%
-8.6%
DRH

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
AMPH
AMPH
DRH
DRH
Revenue
$183.1M
$258.2M
Net Profit
$24.4M
$14.5M
Gross Margin
46.8%
Operating Margin
19.4%
11.1%
Net Margin
13.3%
5.6%
Revenue YoY
-1.8%
1.3%
Net Profit YoY
-35.7%
22.0%
EPS (diluted)
$0.51
$0.07

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
DRH
DRH
Q1 26
$258.2M
Q4 25
$183.1M
$274.5M
Q3 25
$191.8M
$285.4M
Q2 25
$174.4M
$305.7M
Q1 25
$170.5M
$254.9M
Q4 24
$186.5M
$279.1M
Q3 24
$191.2M
$285.1M
Q2 24
$182.4M
$309.3M
Net Profit
AMPH
AMPH
DRH
DRH
Q1 26
$14.5M
Q4 25
$24.4M
$26.2M
Q3 25
$17.4M
$22.5M
Q2 25
$31.0M
$40.8M
Q1 25
$25.3M
$11.9M
Q4 24
$38.0M
$-11.2M
Q3 24
$40.4M
$26.4M
Q2 24
$37.9M
$24.5M
Gross Margin
AMPH
AMPH
DRH
DRH
Q1 26
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%
Operating Margin
AMPH
AMPH
DRH
DRH
Q1 26
11.1%
Q4 25
19.4%
8.9%
Q3 25
13.2%
8.1%
Q2 25
24.2%
13.7%
Q1 25
21.9%
4.3%
Q4 24
24.2%
-3.7%
Q3 24
29.8%
9.5%
Q2 24
30.3%
8.4%
Net Margin
AMPH
AMPH
DRH
DRH
Q1 26
5.6%
Q4 25
13.3%
9.5%
Q3 25
9.0%
7.9%
Q2 25
17.8%
13.4%
Q1 25
14.8%
4.7%
Q4 24
20.4%
-4.0%
Q3 24
21.1%
9.3%
Q2 24
20.8%
7.9%
EPS (diluted)
AMPH
AMPH
DRH
DRH
Q1 26
$0.07
Q4 25
$0.51
$0.12
Q3 25
$0.37
$0.10
Q2 25
$0.64
$0.18
Q1 25
$0.51
$0.04
Q4 24
$0.74
$-0.06
Q3 24
$0.78
$0.11
Q2 24
$0.73
$0.10

Balance Sheet & Financial Strength

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

Metric
AMPH
AMPH
DRH
DRH
Cash + ST InvestmentsLiquidity on hand
$282.8M
$39.3M
Total DebtLower is stronger
$608.7M
Stockholders' EquityBook value
$788.8M
$1.4B
Total Assets
$1.6B
$3.0B
Debt / EquityLower = less leverage
0.77×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AMPH
AMPH
DRH
DRH
Q1 26
$39.3M
Q4 25
$282.8M
$68.1M
Q3 25
$276.2M
$145.3M
Q2 25
$231.8M
$52.4M
Q1 25
$236.9M
$100.6M
Q4 24
$221.6M
$81.4M
Q3 24
$250.5M
$75.3M
Q2 24
$217.8M
$125.2M
Total Debt
AMPH
AMPH
DRH
DRH
Q1 26
Q4 25
$608.7M
$1.1B
Q3 25
$608.6M
$1.1B
Q2 25
$607.7M
$1.0B
Q1 25
$603.9M
$1.1B
Q4 24
$601.6M
$1.1B
Q3 24
$596.4M
$1.1B
Q2 24
$586.9M
$1.2B
Stockholders' Equity
AMPH
AMPH
DRH
DRH
Q1 26
$1.4B
Q4 25
$788.8M
$1.4B
Q3 25
$776.7M
$1.6B
Q2 25
$757.5M
$1.6B
Q1 25
$751.3M
$1.6B
Q4 24
$732.3M
$1.6B
Q3 24
$727.7M
$1.6B
Q2 24
$713.3M
$1.6B
Total Assets
AMPH
AMPH
DRH
DRH
Q1 26
$3.0B
Q4 25
$1.6B
$3.0B
Q3 25
$1.7B
$3.1B
Q2 25
$1.6B
$3.1B
Q1 25
$1.6B
$3.1B
Q4 24
$1.6B
$3.2B
Q3 24
$1.5B
$3.2B
Q2 24
$1.5B
$3.2B
Debt / Equity
AMPH
AMPH
DRH
DRH
Q1 26
Q4 25
0.77×
0.76×
Q3 25
0.78×
0.70×
Q2 25
0.80×
0.65×
Q1 25
0.80×
0.70×
Q4 24
0.82×
0.69×
Q3 24
0.82×
0.67×
Q2 24
0.82×
0.71×

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
DRH
DRH
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
DRH
DRH
Q1 26
Q4 25
$32.9M
$67.9M
Q3 25
$52.6M
$74.6M
Q2 25
$35.6M
$73.6M
Q1 25
$35.1M
$27.6M
Q4 24
$29.0M
$75.8M
Q3 24
$60.0M
$61.7M
Q2 24
$69.1M
$55.7M
Free Cash Flow
AMPH
AMPH
DRH
DRH
Q1 26
Q4 25
$24.6M
$47.3M
Q3 25
$47.2M
$54.9M
Q2 25
$25.0M
$57.9M
Q1 25
$24.4M
$2.0M
Q4 24
$16.6M
$52.6M
Q3 24
$46.2M
$39.0M
Q2 24
$63.1M
$38.8M
FCF Margin
AMPH
AMPH
DRH
DRH
Q1 26
Q4 25
13.4%
17.2%
Q3 25
24.6%
19.2%
Q2 25
14.3%
18.9%
Q1 25
14.3%
0.8%
Q4 24
8.9%
18.9%
Q3 24
24.1%
13.7%
Q2 24
34.6%
12.5%
Capex Intensity
AMPH
AMPH
DRH
DRH
Q1 26
Q4 25
4.5%
7.5%
Q3 25
2.8%
6.9%
Q2 25
6.1%
5.1%
Q1 25
6.3%
10.0%
Q4 24
6.7%
8.3%
Q3 24
7.2%
7.9%
Q2 24
3.3%
5.5%
Cash Conversion
AMPH
AMPH
DRH
DRH
Q1 26
Q4 25
1.35×
2.59×
Q3 25
3.03×
3.31×
Q2 25
1.15×
1.80×
Q1 25
1.39×
2.33×
Q4 24
0.76×
Q3 24
1.48×
2.33×
Q2 24
1.82×
2.27×

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%

DRH
DRH

Rooms$164.1M64%
Food and beverage$67.2M26%
Other$26.9M10%

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