Illumina (ILMN) Operating Expenses (2009 - 2026)

Illumina (ILMN) has reported Operating Expenses for 18 consecutive years, with $512.0 million the latest figure, recorded in Q1 2026.

• Operating Expenses for Q1 2026 came in at $512.0 million, down 1.35% year-over-year; the trailing twelve-month figure through Mar 2026 was $2.1 billion (down 40.1% YoY), and the FY2025 annual result was $2.1 billion, down 44.15% from the prior year.
• Operating Expenses was $512.0 million for Q1 2026 at Illumina, down from $558.0 million in the prior quarter.
• Over five years, Operating Expenses peaked at $4.6 billion in Q1 2023 and troughed at $4.0 million in Q3 2024.
• Average Operating Expenses over 5 years is $1.2 billion, with a median of $719.0 million recorded in 2023.
• Year-over-year, Operating Expenses plunged 99.72% in 2024 and soared 12550.0% in 2025.
• Over 5 years, Operating Expenses stood at $4.4 billion in 2022, then plunged by 80.84% to $838.0 million in 2023, then slumped by 34.01% to $553.0 million in 2024, then advanced by 0.9% to $558.0 million in 2025, then dropped by 8.24% to $512.0 million in 2026.
• Per Business Quant data, the three most recent Operating Expenses figures were $512.0 million in Q1 2026, $558.0 million in Q4 2025, and $506.0 million in Q3 2025.