AMPH on Nasdaq

Amphastar Pharmaceuticals, Inc.

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Last updated Oct 16, 2026.

Overview

Compare with SUPERNUS PHARMACEUTICALS, INC., Pacira BioSciences, Inc. or Emergent BioSolutions, or pick any stock.

  • TickerAMPH on Nasdaq
  • IndustryPharmaceutical Preparations
  • Business address11570 Sixth Street, Rancho Cucamonga, Ca 917302
  • Filer categoryLarge accelerated filer2

Financials

From the company’s reports to the SEC. Every number links to the filing it came from.

Key numbers, fiscal 2025

49.5%Gross margin3
19.5%Operating margin3
13.6%Net margin3
-1.7%Revenue growth, 20253
12.4%Return on equity3
0.79×Debt to equity3
$121.2MFree cash flow3

What sells

Revenue by product, business segment and region, as the company reports it to the SEC.

Regions

United States brought in 95% of the revenue Amphastar Pharmaceuticals, Inc. broke down this way in fiscal 2025.

  1. United States$681.4M395%down 4% from 2024
  2. France$35.3M35%up 77% from 2024
  3. China$3.2M30%down 27% from 2024
Regions by year
Regions202320242025
United States$635.2M$707.7M$681.4M
France$4.7M$19.9M$35.3M
China$4.5M$4.3M$3.2M

Where the money goes

Where each dollar of revenue went, fiscal 2025

  • Cost of revenue51¢$363.8M
  • Research and development12¢$85.8M
  • Other costs20¢$146.6M
  • Income tax4¢$25.5M
  • Profit14¢$98.1M

Out of $719.9M in revenue.3

Where each dollar of operating cash went, fiscal 2025

  • Capital spending22¢$34.9M
  • Share buybacks48¢$75.6M
  • Kept or used elsewhere29¢$45.6M

Out of $156.1M of cash from operations.3

Financial statements

Revenue45673$719.9M in 2025+123% since 2019
0$200.0M$400.0M$600.0M$800.0M2019: $322.4M$322.4M20192020: $349.8M$349.8M2020+9%2021: $437.8M$437.8M2021+25%2022: $499.0M$499.0M2022+14%2023: $644.4M$644.4M2023+29%2024: $732.0M$732.0M2024+14%2025: $719.9M$719.9M2025−2%
Gross profit45673$356.1M in 2025+170% since 2019
0$100.0M$200.0M$300.0M$400.0M2019: $131.9M$131.9M20192020: $143.3M$143.3M2020+9%2021: $199.7M$199.7M2021+39%2022: $248.9M$248.9M2022+25%2023: $351.1M$351.1M2023+41%2024: $373.9M$373.9M2024+6%2025: $356.1M$356.1M2025−5%
Operating income45673$140.4M in 2025
-$100.0M0$100.0M$200.0M$300.0M2019: -$39.0K-$39.0K20192020: $11.0M$11.0M20202021: $69.9M$69.9M2021+538%2022: $107.5M$107.5M2022+54%2023: $197.0M$197.0M2023+83%2024: $205.4M$205.4M2024+4%2025: $140.4M$140.4M2025−32%
Net income45673$98.1M in 2025+100% since 2019
0$50.0M$100.0M$150.0M$200.0M2019: $48.9M$48.9M20192020: $1.4M$1.4M2020−97%2021: $62.1M$62.1M2021+4327%2022: $91.4M$91.4M2022+47%2023: $137.5M$137.5M2023+51%2024: $159.5M$159.5M2024+16%2025: $98.1M$98.1M2025−39%

Every line of the income statement in the latest annual report, as filed.3

Period ending2025-12-312024-12-312023-12-31
Revenues$719.9M$732.0M$644.4M
Cost of revenues$363.8M$358.1M$293.3M
Gross profit$356.1M$373.9M$351.1M
Selling, distribution, and marketing$43.9M$37.8M$28.9M
General and administrative$85.9M$56.7M$51.5M
Research and development$85.8M$73.9M$73.7M
Total operating expenses$215.7M$168.4M$154.1M
Income from operations$140.4M$205.4M$197.0M
Interest income$8.7M$10.6M$5.5M
Interest expense-$25.5M-$30.3M-$27.2M
Other income (expenses), net$23.0K$4.1M-$3.9M
Total non-operating income (expenses), net-$16.8M-$15.7M-$25.6M
Income before income taxes$123.6M$189.8M$171.4M
Income tax provision$25.5M$29.7M$31.8M
Income before equity in losses of unconsolidated affiliate$98.1M$160.1M$139.5M
Equity in losses of unconsolidated affiliates-$573.0K-$2.0M
Net income$98.1M$159.5M$137.5M
Basic$2.10$3.29$2.85
Diluted$2.03$3.06$2.60
Basic (in shares)46.7M shares48.4M shares48.3M shares
Diluted (in Shares)48.2M shares52.1M shares53.0M shares

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Recent filings

  1. Sep 23, 20264
  2. Sep 21, 2026144
  3. Sep 17, 20264
  4. Sep 3, 20264
  5. Sep 1, 2026144
  6. Aug 18, 2026144
  7. Aug 12, 20264
  8. Aug 11, 2026144
  9. Aug 11, 20264
  10. Aug 7, 2026144
  11. Aug 6, 20268-K
  12. Aug 6, 202610-Q
  13. Jul 14, 2026SCHEDULE 13G
  14. Jul 13, 20268-K
  15. Jul 13, 20263

Every filing from the last three years, summarized. The full record is on SEC EDGAR.1