Illumina (ILMN) Operating Expenses (2009 - 2026)

Illumina has reported Operating Expenses for 18 years, with the latest figure at $512.0 million in Q1 2026.

• For the quarter ending Q1 2026, Operating Expenses fell 1.35% year-over-year to $512.0 million; the trailing twelve-month figure through Mar 2026 stood at $2.1 billion (down 40.1% YoY), and the FY2025 full-year result was $2.1 billion, down 44.15% from the prior year.
• Operating Expenses for Q1 2026 stood at $512.0 million, down from $558.0 million in the prior quarter.
• The five-year high for Operating Expenses was $4.6 billion in Q1 2023, with the low at $4.0 million in Q3 2024.
• Historically, Operating Expenses has averaged $1.2 billion across 5 years, with a median of $719.0 million in 2023.
• Annual changes were most pronounced in 2024 — Operating Expenses slumped 99.72% — and 2025, when it jumped 12550.0%.
• Illumina's Operating Expenses stood at $4.4 billion in 2022, then sank by 80.84% to $838.0 million in 2023, then tumbled by 34.01% to $553.0 million in 2024, then increased by 0.9% to $558.0 million in 2025, then retreated by 8.24% to $512.0 million in 2026.
• The last three Operating Expenses figures came in at $512.0 million (Q1 2026), $558.0 million (Q4 2025), and $506.0 million (Q3 2025), per Business Quant data.