AstraZeneca PLC (AZN): operating margin, 10 filed years
Operating margin at AstraZeneca PLC was 23.4% in FY2025, the newest filed year. Across the 10 computed years from FY2016 it ranged from 2.8% (FY2021) to 23.4% (FY2025), with a median of 17.1%.
Tonight's figure on the company page: 23.4%, recomputed 2026-10-15. The table is each filed year on its own terms, with the formula below; the current figure may use trailing twelve months or, where the explainer says so, a different denominator.
Year by year
| Fiscal year | Operating margin | Read from |
|---|---|---|
| FY2016 | 21.3% | 20-F, filed 2018-03-06 |
| FY2017 | 16.4% | 20-F, filed 2018-03-06 |
| FY2018 | 15.3% | 20-F, filed 2019-03-05 |
| FY2019 | 12.0% | 20-F, filed 2020-03-03 |
| FY2020 | 19.4% | 20-F, filed 2021-02-16 |
| FY2021 | 2.8% | 20-F, filed 2022-02-22 |
| FY2022 | 8.5% | 20-F, filed 2023-02-21 |
| FY2023 | 17.9% | 20-F, filed 2024-02-20 |
| FY2024 | 18.5% | 20-F, filed 2025-02-18 |
| FY2025 | 23.4% | 20-F, filed 2026-02-24 |
How each year is computed
Operating income / revenue x 100
Each year is a ratio of lines in that year's filed annual report, with the nightly recompute's own rules for what counts as a filed line. Nothing is estimated, smoothed or filled in: a year that cannot be computed says why.
Read further
A computation on accounts filed with the SEC, not a recommendation and not advice. Past filings do not indicate future results. Risk disclaimer.