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

Amphastar Pharmaceuticals, Inc. is the larger business by last-quarter revenue ($183.1M vs $101.1M, roughly 1.8× FORRESTER RESEARCH, INC.). Amphastar Pharmaceuticals, Inc. runs the higher net margin — 13.3% vs -33.5%, a 46.9% gap on every dollar of revenue. On growth, Amphastar Pharmaceuticals, Inc. posted the faster year-over-year revenue change (-1.8% vs -6.5%). Amphastar Pharmaceuticals, Inc. produced more free cash flow last quarter ($24.6M vs $-4.3M). Over the past eight quarters, Amphastar Pharmaceuticals, Inc.'s revenue compounded faster (3.2% CAGR vs 0.5%).

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.

Forrester Research, Inc. is a research and advisory firm working in research, consulting and events. Forrester’s clients include large global business, technology and consumer enterprises. The firm is headquartered in Cambridge, MA.

AMPH vs FORR — Head-to-Head

Bigger by revenue
AMPH
AMPH
1.8× larger
AMPH
$183.1M
$101.1M
FORR
Growing faster (revenue YoY)
AMPH
AMPH
+4.6% gap
AMPH
-1.8%
-6.5%
FORR
Higher net margin
AMPH
AMPH
46.9% more per $
AMPH
13.3%
-33.5%
FORR
More free cash flow
AMPH
AMPH
$28.9M more FCF
AMPH
$24.6M
$-4.3M
FORR
Faster 2-yr revenue CAGR
AMPH
AMPH
Annualised
AMPH
3.2%
0.5%
FORR

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
AMPH
AMPH
FORR
FORR
Revenue
$183.1M
$101.1M
Net Profit
$24.4M
$-33.9M
Gross Margin
46.8%
56.7%
Operating Margin
19.4%
-36.6%
Net Margin
13.3%
-33.5%
Revenue YoY
-1.8%
-6.5%
Net Profit YoY
-35.7%
-7941.4%
EPS (diluted)
$0.51
$-1.75

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
FORR
FORR
Q4 25
$183.1M
$101.1M
Q3 25
$191.8M
$94.3M
Q2 25
$174.4M
$111.7M
Q1 25
$170.5M
$89.9M
Q4 24
$186.5M
$108.0M
Q3 24
$191.2M
$102.5M
Q2 24
$182.4M
$121.8M
Q1 24
$171.8M
$100.1M
Net Profit
AMPH
AMPH
FORR
FORR
Q4 25
$24.4M
$-33.9M
Q3 25
$17.4M
$-2.1M
Q2 25
$31.0M
$3.9M
Q1 25
$25.3M
$-87.3M
Q4 24
$38.0M
$432.0K
Q3 24
$40.4M
$-5.8M
Q2 24
$37.9M
$6.3M
Q1 24
$43.2M
$-6.7M
Gross Margin
AMPH
AMPH
FORR
FORR
Q4 25
46.8%
56.7%
Q3 25
51.4%
60.0%
Q2 25
49.6%
55.5%
Q1 25
50.0%
55.9%
Q4 24
46.5%
58.8%
Q3 24
53.3%
60.5%
Q2 24
52.2%
57.3%
Q1 24
52.4%
54.9%
Operating Margin
AMPH
AMPH
FORR
FORR
Q4 25
19.4%
-36.6%
Q3 25
13.2%
4.7%
Q2 25
24.2%
6.2%
Q1 25
21.9%
-97.5%
Q4 24
24.2%
-0.5%
Q3 24
29.8%
-0.7%
Q2 24
30.3%
9.3%
Q1 24
27.9%
-9.3%
Net Margin
AMPH
AMPH
FORR
FORR
Q4 25
13.3%
-33.5%
Q3 25
9.0%
-2.3%
Q2 25
17.8%
3.5%
Q1 25
14.8%
-97.1%
Q4 24
20.4%
0.4%
Q3 24
21.1%
-5.7%
Q2 24
20.8%
5.2%
Q1 24
25.1%
-6.7%
EPS (diluted)
AMPH
AMPH
FORR
FORR
Q4 25
$0.51
$-1.75
Q3 25
$0.37
$-0.11
Q2 25
$0.64
$0.20
Q1 25
$0.51
$-4.62
Q4 24
$0.74
$0.02
Q3 24
$0.78
$-0.30
Q2 24
$0.73
$0.33
Q1 24
$0.81
$-0.35

Balance Sheet & Financial Strength

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

Metric
AMPH
AMPH
FORR
FORR
Cash + ST InvestmentsLiquidity on hand
$282.8M
$63.3M
Total DebtLower is stronger
$608.7M
Stockholders' EquityBook value
$788.8M
$126.5M
Total Assets
$1.6B
$404.0M
Debt / EquityLower = less leverage
0.77×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AMPH
AMPH
FORR
FORR
Q4 25
$282.8M
$63.3M
Q3 25
$276.2M
$65.1M
Q2 25
$231.8M
$67.8M
Q1 25
$236.9M
$75.6M
Q4 24
$221.6M
$56.1M
Q3 24
$250.5M
$62.8M
Q2 24
$217.8M
$58.9M
Q1 24
$289.6M
$61.4M
Total Debt
AMPH
AMPH
FORR
FORR
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
FORR
FORR
Q4 25
$788.8M
$126.5M
Q3 25
$776.7M
$157.7M
Q2 25
$757.5M
$159.5M
Q1 25
$751.3M
$147.4M
Q4 24
$732.3M
$229.5M
Q3 24
$727.7M
$234.3M
Q2 24
$713.3M
$237.1M
Q1 24
$672.4M
$230.9M
Total Assets
AMPH
AMPH
FORR
FORR
Q4 25
$1.6B
$404.0M
Q3 25
$1.7B
$414.2M
Q2 25
$1.6B
$436.0M
Q1 25
$1.6B
$439.8M
Q4 24
$1.6B
$503.9M
Q3 24
$1.5B
$505.3M
Q2 24
$1.5B
$524.2M
Q1 24
$1.6B
$555.7M
Debt / Equity
AMPH
AMPH
FORR
FORR
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
FORR
FORR
Operating Cash FlowLast quarter
$32.9M
$-3.2M
Free Cash FlowOCF − Capex
$24.6M
$-4.3M
FCF MarginFCF / Revenue
13.4%
-4.2%
Capex IntensityCapex / Revenue
4.5%
1.1%
Cash ConversionOCF / Net Profit
1.35×
TTM Free Cash FlowTrailing 4 quarters
$121.2M
$18.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AMPH
AMPH
FORR
FORR
Q4 25
$32.9M
$-3.2M
Q3 25
$52.6M
$1.2M
Q2 25
$35.6M
$-3.6M
Q1 25
$35.1M
$26.7M
Q4 24
$29.0M
$-1.8M
Q3 24
$60.0M
$264.0K
Q2 24
$69.1M
$-2.9M
Q1 24
$55.3M
$611.0K
Free Cash Flow
AMPH
AMPH
FORR
FORR
Q4 25
$24.6M
$-4.3M
Q3 25
$47.2M
$524.0K
Q2 25
$25.0M
$-4.2M
Q1 25
$24.4M
$26.1M
Q4 24
$16.6M
$-2.5M
Q3 24
$46.2M
$-223.0K
Q2 24
$63.1M
$-3.7M
Q1 24
$46.5M
$-815.0K
FCF Margin
AMPH
AMPH
FORR
FORR
Q4 25
13.4%
-4.2%
Q3 25
24.6%
0.6%
Q2 25
14.3%
-3.8%
Q1 25
14.3%
29.0%
Q4 24
8.9%
-2.3%
Q3 24
24.1%
-0.2%
Q2 24
34.6%
-3.1%
Q1 24
27.1%
-0.8%
Capex Intensity
AMPH
AMPH
FORR
FORR
Q4 25
4.5%
1.1%
Q3 25
2.8%
0.7%
Q2 25
6.1%
0.5%
Q1 25
6.3%
0.7%
Q4 24
6.7%
0.6%
Q3 24
7.2%
0.5%
Q2 24
3.3%
0.7%
Q1 24
5.1%
1.4%
Cash Conversion
AMPH
AMPH
FORR
FORR
Q4 25
1.35×
Q3 25
3.03×
Q2 25
1.15×
-0.93×
Q1 25
1.39×
Q4 24
0.76×
-4.24×
Q3 24
1.48×
Q2 24
1.82×
-0.46×
Q1 24
1.28×

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%

FORR
FORR

Research Segment$82.2M81%
Consulting Segment$16.2M16%
Billable Expenses$1.5M2%
Professional Services$1.4M1%

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