Growth Metrics

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

Costco Wholesale filings provide 18 years of Shares Outstanding readings, the most recent being $443.7 million for Q1 2026.

  • On a quarterly basis, Shares Outstanding changed 0.01% to $443.7 million in Q1 2026 year-over-year; TTM through Feb 2026 was $443.7 million, a 0.01% change, with the full-year FY2025 number at $443.2 million, changed 0.03% from a year prior.
  • Shares Outstanding hit $443.7 million in Q1 2026 for Costco Wholesale, roughly flat from $443.9 million in the prior quarter.
  • In the past five years, Shares Outstanding ranged from a high of $443.9 million in Q4 2024 to a low of $442.7 million in Q3 2022.
  • Median Shares Outstanding over the past 5 years was $443.5 million (2025), compared with a mean of $443.4 million.
  • Biggest five-year swings in Shares Outstanding: rose 0.2% in 2022 and later decreased 0.01% in 2023.
  • Costco Wholesale's Shares Outstanding stood at $443.8 million in 2022, then fell by 0.01% to $443.8 million in 2023, then increased by 0.03% to $443.9 million in 2024, then decreased by 0.01% to $443.9 million in 2025, then fell by 0.05% to $443.7 million in 2026.
  • The last three reported values for Shares Outstanding were $443.7 million (Q1 2026), $443.9 million (Q4 2025), and $443.2 million (Q3 2025) per Business Quant data.