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

YELP INC is the larger business by last-quarter revenue ($360.0M vs $183.1M, roughly 2.0× Amphastar Pharmaceuticals, Inc.). Amphastar Pharmaceuticals, Inc. runs the higher net margin — 13.3% vs 10.5%, a 2.8% gap on every dollar of revenue. On growth, YELP INC posted the faster year-over-year revenue change (-0.5% vs -1.8%). YELP INC produced more free cash flow last quarter ($72.3M vs $24.6M). Over the past eight quarters, YELP INC's revenue compounded faster (4.0% 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.

Yelp Inc. is an American company that develops the Yelp.com website and the Yelp mobile app, which publishes crowd-sourced reviews about businesses. It also operates Yelp Guest Manager, a table reservation service. It is headquartered in San Francisco.

AMPH vs YELP — Head-to-Head

Bigger by revenue
YELP
YELP
2.0× larger
YELP
$360.0M
$183.1M
AMPH
Growing faster (revenue YoY)
YELP
YELP
+1.3% gap
YELP
-0.5%
-1.8%
AMPH
Higher net margin
AMPH
AMPH
2.8% more per $
AMPH
13.3%
10.5%
YELP
More free cash flow
YELP
YELP
$47.7M more FCF
YELP
$72.3M
$24.6M
AMPH
Faster 2-yr revenue CAGR
YELP
YELP
Annualised
YELP
4.0%
3.2%
AMPH

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
AMPH
AMPH
YELP
YELP
Revenue
$183.1M
$360.0M
Net Profit
$24.4M
$37.8M
Gross Margin
46.8%
Operating Margin
19.4%
13.6%
Net Margin
13.3%
10.5%
Revenue YoY
-1.8%
-0.5%
Net Profit YoY
-35.7%
-10.5%
EPS (diluted)
$0.51
$0.60

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
YELP
YELP
Q4 25
$183.1M
$360.0M
Q3 25
$191.8M
$376.0M
Q2 25
$174.4M
$370.4M
Q1 25
$170.5M
$358.5M
Q4 24
$186.5M
$362.0M
Q3 24
$191.2M
$360.3M
Q2 24
$182.4M
$357.0M
Q1 24
$171.8M
$332.8M
Net Profit
AMPH
AMPH
YELP
YELP
Q4 25
$24.4M
$37.8M
Q3 25
$17.4M
$39.3M
Q2 25
$31.0M
$44.1M
Q1 25
$25.3M
$24.4M
Q4 24
$38.0M
$42.2M
Q3 24
$40.4M
$38.4M
Q2 24
$37.9M
$38.0M
Q1 24
$43.2M
$14.2M
Gross Margin
AMPH
AMPH
YELP
YELP
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
YELP
YELP
Q4 25
19.4%
13.6%
Q3 25
13.2%
14.1%
Q2 25
24.2%
14.4%
Q1 25
21.9%
8.2%
Q4 24
24.2%
14.8%
Q3 24
29.8%
12.9%
Q2 24
30.3%
11.1%
Q1 24
27.9%
3.4%
Net Margin
AMPH
AMPH
YELP
YELP
Q4 25
13.3%
10.5%
Q3 25
9.0%
10.5%
Q2 25
17.8%
11.9%
Q1 25
14.8%
6.8%
Q4 24
20.4%
11.7%
Q3 24
21.1%
10.7%
Q2 24
20.8%
10.7%
Q1 24
25.1%
4.3%
EPS (diluted)
AMPH
AMPH
YELP
YELP
Q4 25
$0.51
$0.60
Q3 25
$0.37
$0.61
Q2 25
$0.64
$0.67
Q1 25
$0.51
$0.36
Q4 24
$0.74
$0.58
Q3 24
$0.78
$0.56
Q2 24
$0.73
$0.54
Q1 24
$0.81
$0.20

Balance Sheet & Financial Strength

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

Metric
AMPH
AMPH
YELP
YELP
Cash + ST InvestmentsLiquidity on hand
$282.8M
$319.4M
Total DebtLower is stronger
$608.7M
Stockholders' EquityBook value
$788.8M
$710.9M
Total Assets
$1.6B
$958.5M
Debt / EquityLower = less leverage
0.77×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AMPH
AMPH
YELP
YELP
Q4 25
$282.8M
$319.4M
Q3 25
$276.2M
$333.6M
Q2 25
$231.8M
$301.1M
Q1 25
$236.9M
$324.4M
Q4 24
$221.6M
$317.9M
Q3 24
$250.5M
$397.0M
Q2 24
$217.8M
$384.8M
Q1 24
$289.6M
$420.8M
Total Debt
AMPH
AMPH
YELP
YELP
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
YELP
YELP
Q4 25
$788.8M
$710.9M
Q3 25
$776.7M
$733.2M
Q2 25
$757.5M
$746.4M
Q1 25
$751.3M
$728.0M
Q4 24
$732.3M
$744.0M
Q3 24
$727.7M
$739.5M
Q2 24
$713.3M
$735.3M
Q1 24
$672.4M
$722.0M
Total Assets
AMPH
AMPH
YELP
YELP
Q4 25
$1.6B
$958.5M
Q3 25
$1.7B
$989.9M
Q2 25
$1.6B
$980.2M
Q1 25
$1.6B
$985.2M
Q4 24
$1.6B
$983.6M
Q3 24
$1.5B
$980.2M
Q2 24
$1.5B
$965.0M
Q1 24
$1.6B
$993.5M
Debt / Equity
AMPH
AMPH
YELP
YELP
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
YELP
YELP
Operating Cash FlowLast quarter
$32.9M
$84.5M
Free Cash FlowOCF − Capex
$24.6M
$72.3M
FCF MarginFCF / Revenue
13.4%
20.1%
Capex IntensityCapex / Revenue
4.5%
3.4%
Cash ConversionOCF / Net Profit
1.35×
2.24×
TTM Free Cash FlowTrailing 4 quarters
$121.2M
$323.7M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AMPH
AMPH
YELP
YELP
Q4 25
$32.9M
$84.5M
Q3 25
$52.6M
$131.5M
Q2 25
$35.6M
$58.0M
Q1 25
$35.1M
$98.0M
Q4 24
$29.0M
$71.0M
Q3 24
$60.0M
$102.3M
Q2 24
$69.1M
$39.7M
Q1 24
$55.3M
$72.9M
Free Cash Flow
AMPH
AMPH
YELP
YELP
Q4 25
$24.6M
$72.3M
Q3 25
$47.2M
$118.9M
Q2 25
$25.0M
$45.0M
Q1 25
$24.4M
$87.5M
Q4 24
$16.6M
$60.0M
Q3 24
$46.2M
$92.5M
Q2 24
$63.1M
$30.1M
Q1 24
$46.5M
$65.9M
FCF Margin
AMPH
AMPH
YELP
YELP
Q4 25
13.4%
20.1%
Q3 25
24.6%
31.6%
Q2 25
14.3%
12.2%
Q1 25
14.3%
24.4%
Q4 24
8.9%
16.6%
Q3 24
24.1%
25.7%
Q2 24
34.6%
8.4%
Q1 24
27.1%
19.8%
Capex Intensity
AMPH
AMPH
YELP
YELP
Q4 25
4.5%
3.4%
Q3 25
2.8%
3.3%
Q2 25
6.1%
3.5%
Q1 25
6.3%
2.9%
Q4 24
6.7%
3.0%
Q3 24
7.2%
2.7%
Q2 24
3.3%
2.7%
Q1 24
5.1%
2.1%
Cash Conversion
AMPH
AMPH
YELP
YELP
Q4 25
1.35×
2.24×
Q3 25
3.03×
3.34×
Q2 25
1.15×
1.32×
Q1 25
1.39×
4.02×
Q4 24
0.76×
1.68×
Q3 24
1.48×
2.66×
Q2 24
1.82×
1.04×
Q1 24
1.28×
5.15×

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%

YELP
YELP

Advertising Services$231.4M64%
Advertising Restaurants And Other$106.8M30%
Other Revenue$21.8M6%

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