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Costco Wholesale (COST) Shares Outstanding (Diluted Average) (2016 - 2026)

Costco Wholesale's Shares Outstanding (Diluted Average) history spans 18 years, with the latest figure at $444.4 million for Q1 2026.

  • For Q1 2026, Shares Outstanding (Diluted Average) changed 0.1% year-over-year to $444.4 million; the TTM value through Feb 2026 reached $444.4 million, changed 0.1%, while the annual FY2025 figure was $444.8 million, 0.01% changed from the prior year.
  • Shares Outstanding (Diluted Average) reached $444.4 million in Q1 2026 per COST's latest filing, roughly flat from $444.5 million in the prior quarter.
  • In the past five years, Shares Outstanding (Diluted Average) ranged from a high of $444.9 million in Q1 2022 to a low of $444.4 million in Q2 2023.
  • Average Shares Outstanding (Diluted Average) over 5 years is $444.7 million, with a median of $444.8 million recorded in 2024.
  • Peak YoY movement for Shares Outstanding (Diluted Average): rose 0.11% in 2024, then fell 0.1% in 2026.
  • A 5-year view of Shares Outstanding (Diluted Average) shows it stood at $444.5 million in 2022, then fell by 0.03% to $444.4 million in 2023, then rose by 0.11% to $444.9 million in 2024, then decreased by 0.08% to $444.5 million in 2025, then decreased by 0.02% to $444.4 million in 2026.
  • Per Business Quant, the three most recent readings for COST's Shares Outstanding (Diluted Average) are $444.4 million (Q1 2026), $444.5 million (Q4 2025), and $444.8 million (Q3 2025).