Illumina, Inc. (ILMN) stock
ILMNNasdaqLaboratory Analytical InstrumentsFiscal year ends January 3
Financials through Q3 FY2026, quarter ended Sep 27, 2026Last filing: 10-Q on Oct 30, 2026Score 13/3016% above fair value
$207.01−2.54 (-1.21%)
Close on Nov 13, 2026Market cap $31.30BP/E 35.5Yield –
Illumina operating margin
Operating margin is operating income as a percentage of revenue.
Illumina's operating margin for the twelve months ending Sep 27, 2026 was 21.2%. For fiscal 2025 it was 18.6%, against -19.1% the year before. The highest annual figure on record is 27.8% in fiscal 2019.
Annual operating margin
| Period | Period end | Value | Change (pts) |
|---|---|---|---|
| FY2025 | Dec 28, 2025 | 18.6% | +37.6 |
| FY2024 | Dec 29, 2024 | -19.1% | +4.7 |
| FY2023 | Dec 31, 2023 | -23.7% | +67.4 |
| FY2022 | Jan 1, 2023 | -91.2% | −88.4 |
| FY2021 | Jan 2, 2022 | -2.7% | −20.6 |
| FY2020 | Jan 3, 2021 | 17.9% | −9.9 |
| FY2019 | Dec 29, 2019 | 27.8% | +1.3 |
| FY2018 | Dec 30, 2018 | 26.5% | +4.5 |
| FY2017 | Dec 31, 2017 | 22.0% | −2.5 |
| FY2016 | Jan 1, 2017 | 24.5% | −3.1 |
| FY2015 | Jan 3, 2016 | 27.6% | −0.0 |
| FY2014 | Dec 28, 2014 | 27.7% | +18.2 |
| FY2013 | Dec 29, 2013 | 9.4% | −8.0 |
| FY2012 | Dec 30, 2012 | 17.5% | −1.4 |
| FY2011 | Jan 1, 2012 | 18.9% | −4.5 |
| FY2010 | Jan 2, 2011 | 23.4% | +4.6 |
| FY2009 | Jan 3, 2010 | 18.8% | +4.8 |
| FY2008 | Dec 28, 2008 | 14.0% | – |
Quarterly operating margin
Change is against the same quarter a year earlier.
| Period | Period end | Value | Change (pts) |
|---|---|---|---|
| Q3 FY2026 | Sep 27, 2026 | 27.0% | +6.1 |
| Q2 FY2026 | Jun 28, 2026 | 21.1% | +0.9 |
| Q1 FY2026 | Mar 29, 2026 | 19.2% | +3.4 |
| Q4 FY2025 | Dec 28, 2025 | 17.3% | +1.5 |
| Q3 FY2025 | Sep 28, 2025 | 20.9% | −47.7 |
| Q2 FY2025 | Jun 29, 2025 | 20.2% | +167.4 |
| Q1 FY2025 | Mar 30, 2025 | 15.8% | +26.1 |
| Q4 FY2024 | Dec 29, 2024 | 15.9% | +30.5 |
| Q3 FY2024 | Sep 29, 2024 | 68.6% | +136.0 |
| Q2 FY2024 | Jun 30, 2024 | -147.2% | −139.7 |
| Q1 FY2024 | Mar 31, 2024 | -10.3% | −4.4 |
| Q4 FY2023 | Dec 31, 2023 | -14.6% | −2.9 |
| Q3 FY2023 | Oct 1, 2023 | -67.4% | +260.6 |
| Q2 FY2023 | Jul 2, 2023 | -7.5% | +42.3 |
| Q1 FY2023 | Apr 2, 2023 | -5.9% | −20.9 |
| Q4 FY2022 | Jan 1, 2023 | -11.7% | −15.1 |
| Q3 FY2022 | Oct 2, 2022 | -328.0% | −278.8 |
| Q2 FY2022 | Jul 3, 2022 | -49.8% | −66.4 |
| Q1 FY2022 | Apr 3, 2022 | 15.0% | −2.6 |
| Q4 FY2021 | Jan 2, 2022 | 3.4% | −10.5 |
| Q3 FY2021 | Oct 3, 2021 | -49.2% | −69.6 |
| Q2 FY2021 | Jul 4, 2021 | 16.6% | +1.4 |
| Q1 FY2021 | Apr 4, 2021 | 17.7% | −4.3 |
| Q4 FY2020 | Jan 3, 2021 | 14.0% | −14.2 |
| Q3 FY2020 | Sep 27, 2020 | 20.4% | −13.6 |
| Q2 FY2020 | Jun 28, 2020 | 15.2% | −9.3 |
| Q1 FY2020 | Mar 29, 2020 | 22.0% | −2.1 |
| Q4 FY2019 | Dec 29, 2019 | 28.1% | +5.4 |
| Q3 FY2019 | Sep 29, 2019 | 34.0% | +5.7 |
| Q2 FY2019 | Jun 30, 2019 | 24.5% | −2.9 |
| Q1 FY2019 | Mar 31, 2019 | 24.1% | −3.8 |
| Q4 FY2018 | Dec 30, 2018 | 22.7% | −6.8 |
| Q3 FY2018 | Sep 30, 2018 | 28.3% | +2.9 |
| Q2 FY2018 | Jul 1, 2018 | 27.3% | +5.7 |
| Q1 FY2018 | Apr 1, 2018 | 27.9% | +19.2 |
| Q4 FY2017 | Dec 31, 2017 | 29.6% | +6.5 |
| Q3 FY2017 | Oct 1, 2017 | 25.4% | – |
| Q2 FY2017 | Jul 2, 2017 | 21.6% | – |
| Q1 FY2017 | Apr 2, 2017 | 8.7% | – |
| Q4 FY2016 | Jan 1, 2017 | 23.1% | – |
See a number that looks wrong?