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Asset Utilization RatioAssets AverageDebt RatioDebt to EquityEBIT MarginEBITDA MarginEBT MarginEnterprise ValueEquity AverageEquity RatioFCF MarginGross MarginInterest Coverage RatioInventory AverageInvested CapitalNet MarginOperating MarginReturn on AssetsReturn on Capital EmployedReturn on EquityReturn on Invested CapitalReturn on SalesTimes Interest Earned

Illumina (ILMN) Gross Margin (2016 - 2025)

Illumina's Gross Margin history spans 17 years, with the latest figure at 65.49% for Q4 2025.

  • For Q4 2025, Gross Margin fell 45.0% year-over-year to 65.49%; the TTM value through Dec 2025 reached 66.08%, up 64.0%, while the annual FY2025 figure was 66.08%, 64.0% up from the prior year.
  • Gross Margin reached 65.49% in Q4 2025 per ILMN's latest filing, down from 67.62% in the prior quarter.
  • In the past five years, Gross Margin ranged from a high of 71.23% in Q3 2021 to a low of 50.52% in Q1 2023.
  • Average Gross Margin over 5 years is 64.7%, with a median of 65.62% recorded in 2025.
  • The largest YoY upside for Gross Margin was 955bps in 2023 against a maximum downside of -638bps in 2023.
  • A 5-year view of Gross Margin shows it stood at 69.49% in 2021, then dropped by -7bps to 64.3% in 2022, then decreased by -7bps to 60.07% in 2023, then rose by 10bps to 65.94% in 2024, then fell by -1bps to 65.49% in 2025.
  • Per Business Quant, the three most recent readings for ILMN's Gross Margin are 65.49% (Q4 2025), 67.62% (Q3 2025), and 65.63% (Q2 2025).