KPIs & Operating Metrics(New)
Growth Metrics

Illumina (ILMN) Shares Outstanding (2017 - 2025)

Illumina's Shares Outstanding history spans 15 years, with the latest figure at $153.0 million for Q4 2025.

  • For Q4 2025, Shares Outstanding fell 3.77% year-over-year to $153.0 million; the TTM value through Dec 2025 reached $153.0 million, down 3.77%, while the annual FY2025 figure was $153.0 million, 3.77% down from the prior year.
  • Shares Outstanding reached $153.0 million in Q4 2025 per ILMN's latest filing, down from $201.0 million in the prior quarter.
  • In the past five years, Shares Outstanding ranged from a high of $201.0 million in Q1 2025 to a low of $153.0 million in Q4 2025.
  • Average Shares Outstanding over 5 years is $194.0 million, with a median of $198.0 million recorded in 2023.
  • Peak YoY movement for Shares Outstanding: grew 1.03% in 2021, then dropped 20.1% in 2024.
  • A 5-year view of Shares Outstanding shows it stood at $196.0 million in 2021, then increased by 0.51% to $197.0 million in 2022, then rose by 1.02% to $199.0 million in 2023, then fell by 20.1% to $159.0 million in 2024, then fell by 3.77% to $153.0 million in 2025.
  • Per Business Quant, the three most recent readings for ILMN's Shares Outstanding are $153.0 million (Q4 2025), $201.0 million (Q3 2025), and $201.0 million (Q2 2025).