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Illumina (ILMN) Shares Outstanding (Weighted Average) (2016 - 2025)

Historic Shares Outstanding (Weighted Average) for Illumina (ILMN) over the last 17 years, with Q4 2025 value amounting to $155.0 million.

  • Illumina's Shares Outstanding (Weighted Average) fell 251.57% to $155.0 million in Q4 2025 from the same period last year, while for Dec 2025 it was $155.0 million, marking a year-over-year decrease of 251.57%. This contributed to the annual value of $155.0 million for FY2025, which is 251.57% down from last year.
  • Per Illumina's latest filing, its Shares Outstanding (Weighted Average) stood at $155.0 million for Q4 2025, which was down 251.57% from $156.0 million recorded in Q3 2025.
  • Over the past 5 years, Illumina's Shares Outstanding (Weighted Average) peaked at $159.0 million during Q1 2024, and registered a low of $146.0 million during Q2 2021.
  • Its 5-year average for Shares Outstanding (Weighted Average) is $155.5 million, with a median of $157.0 million in 2022.
  • Per our database at Business Quant, Illumina's Shares Outstanding (Weighted Average) skyrocketed by 753.42% in 2022 and then tumbled by 251.57% in 2025.
  • Illumina's Shares Outstanding (Weighted Average) (Quarter) stood at $152.0 million in 2021, then increased by 3.29% to $157.0 million in 2022, then rose by 0.64% to $158.0 million in 2023, then increased by 0.63% to $159.0 million in 2024, then dropped by 2.52% to $155.0 million in 2025.
  • Its last three reported values are $155.0 million in Q4 2025, $156.0 million for Q3 2025, and $158.0 million during Q2 2025.