Illumina (ILMN) Gross Margin (2009 - 2026)

Illumina (ILMN) has reported Gross Margin for 18 consecutive years, with 66.09% the latest figure, recorded in Q1 2026.

• Gross Margin for Q1 2026 came in at 66.09%, up 48.0% year-over-year; the trailing twelve-month figure through Mar 2026 was 66.2% (down 14.0% YoY), and the FY2025 annual result was 66.08%, up 64.0% from the prior year.
• Gross Margin was 66.09% for Q1 2026 at Illumina, up from 65.49% in the prior quarter.
• Over five years, Gross Margin peaked at 68.98% in Q3 2024 and troughed at 50.52% in Q1 2023.
• Average Gross Margin over 5 years is 63.73%, with a median of 65.49% recorded in 2025.
• The widest YoY moves for Gross Margin: up 955 bps in 2023, down 638 bps in 2023.
• Over 5 years, Gross Margin stood at 64.3% in 2022, then fell by 7 bps to 60.07% in 2023, then gained by 10 bps to 65.94% in 2024, then dropped by 1 bps to 65.49% in 2025, then rose by 1 bps to 66.09% in 2026.
• Per Business Quant data, the three most recent Gross Margin figures were 66.09% in Q1 2026, 65.49% in Q4 2025, and 67.62% in Q3 2025.