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Amphastar Pharmaceuticals vs Emergent Biosolutions

Amphastar Pharmaceuticals and Emergent Biosolutions are similar in size: $720m and $743m of revenue in their latest fiscal years. Amphastar Pharmaceuticals grew faster (-1.7% against -28.8%). Amphastar Pharmaceuticals kept more of each dollar of sales as profit: a net margin of 13.6% against 7.1%. Amphastar Pharmaceuticals carries less debt relative to equity (78.8% against 112.8%).

Latest fiscal yearAmphastar PharmaceuticalsAMPH, 2025Emergent BiosolutionsEBS, 2025
Revenue $720m $743m
Revenue growth -1.7% -28.8%
Net income $98.1m $52.6m
Operating margin 19.5% 13.5%
Net margin 13.6% 7.1%
Return on equity 12.9% 10.5%
Free cash flow $121m $157m
Cash $170m $205m
Total debt $621m $590m
Debt to equity 78.8% 112.8%
Dividend per share — —
Dividend yield — —
Share buybacks $75.6m $24.9m
Employees 1,976 900
Market value $1.15bn $330m
Price vs our value range Below our value range Below our value range
Moat score 59 (Moderate) 27 (Weak)
Insider trades, 12 months 0 buys, 11 sales 0 buys, 15 sales

Each figure is from the company's latest annual report and links to the page it comes from. Fiscal years can end on different dates. Market value and the value verdict use the delayed price shown on the stock pages. Not a recommendation.

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Figures from each company's latest annual report filed with the SEC (10-K or 20-F), as reported, with the fiscal year shown. Not investment advice. How we read filings: methodology.