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Illumina (ILMN) R&D spending by quarter

Illumina's R&D spending was $244M in Q3 2026 (third quarter 2026), -3% from Q2 2026. Over the last 7 quarters it ranged from $229M (Q3 2025) to $252M (Q2 2026).

Illumina R&D spending by quarterIllumina R&D spending by quarter$252MQ1 2025$247MQ2 2025$229MQ3 2025$239MQ4 2025$240MQ1 2026$252MQ2 2026$244MQ3 2026
QuarterR&D spendingQ/QY/Y
Q3 2026$244M-3%+7%
Q2 2026$252M+5%+2%
Q1 2026$240M+0.4%-5%
Q4 2025$239M+4%—
Q3 2025$229M-7%—
Q2 2025$247M-2%—
Q1 2025$252M——

Q3 2026 at a glance

Illumina, Q3 2026: revenue $1.1B (+4% year over year), operating margin 27.0%, net earnings $220M, operating cash flow $419M. The chart follows the revenue to costs, profit and cash.

Questions

What is Illumina's R&D spending?

Illumina's R&D spending was $244M in Q3 2026 (third quarter 2026), -3% from Q2 2026.

How has Illumina's R&D spending changed?

Over the last 7 quarters it ranged from $229M (Q3 2025) to $252M (Q2 2026).

Q3 2026 results → · How Illumina makes money →