Amgen Inc
Close on Nov 2, 2026Market cap $251.64BP/E 28.9Yield 2.08%
Amgen GAAP R&D Expense as % of Product Sales by Year
GAAP R&D Expense as % of Product Sales (%) (%)
Amgen GAAP R&D Expense as % of Product Sales: 20.7% in FY2025, up 2.1 pts from a year earlier. That is the highest of the 9 years on record here.
Where the FY2025 figure comes from
“|| GAAP research and development expenses as a percentage of product sales | 22.9 | % | 19.8 | % | 20.7 | % | 18.6 | %”
Source: Form 8-K (amgn-20251231earningsrelea.htm, filed 2026-02-03) ↗
Reported in Form 8-K Reconciliations of GAAP to Non-GAAP Measures.
Annual history
Hover a value to see the sentence it was read from; calculated values show their formula
| Period | Ended | GAAP R&D Expense as % of Product Sales (%) (%) | Year on year | Source |
|---|---|---|---|---|
| FY2025 | Dec 31, 2025 | 20.7% | +2.1 pts | Form 8-K (amgn-20251231earningsrelea.htm, filed 2026-02-03) ↗ |
| FY2024 | Dec 31, 2024 | 18.6% | +0.8 pts | Form 8-K (amgn-20241231earningsrelea.htm, filed 2025-02-04) ↗ |
| FY2023 | Dec 31, 2023 | 17.8% | -0.1 pts | Form 8-K (amgn-20231231earningsrelea.htm, filed 2024-02-06) ↗ |
| FY2022 | Dec 31, 2022 | 17.9% | -1.9 pts | Form 8-K (amgn-20221231earningsrelea.htm, filed 2023-01-31) ↗ |
| FY2021 | Dec 31, 2021 | 19.8% | +2.4 pts | Form 8-K (amgenq42021earningsrelease.htm, filed 2022-02-07) ↗ |
| FY2020 | Dec 31, 2020 | 17.4% | -1.1 pts | Form 8-K (amgn-20201231xq4ex991.htm, filed 2021-02-02) ↗ |
| FY2019 | Dec 31, 2019 | 18.5% | +1.9 pts | Form 8-K (amgn-20191231xq4ex991.htm, filed 2020-01-30) ↗ |
| FY2018 | Dec 31, 2018 | 16.6% | +0.3 pts | Form 8-K (amgn-20181231xq4exhibit991.htm, filed 2019-01-29) ↗ |
| FY2017 | Dec 31, 2017 | 16.3% | – | Form 8-K (amgn-20181231xq4exhibit991.htm, filed 2019-01-29) ↗ |
Cite this data
StockData. (2026). Amgen GAAP R&D Expense as % of Product Sales (%), annual FY2017–FY2025 [Data set]. Compiled from Amgen SEC filings and investor materials. https://stockdatahq.com/stocks/amgn/kpis/gaap-rd-pct
See every metric in the Amgen KPI table. Data updated Oct 28, 2026.