Costco Wholesale (COST) Shares Outstanding (2009 - 2026)

Costco Wholesale's Shares Outstanding (Entity) history runs 18 years deep, the most recent figure standing at $443.7 million for Q1 2026.

• Quarterly Shares Outstanding (Entity) changed 0.01% year-over-year to $443.7 million in Q1 2026, while the trailing twelve-month figure through Feb 2026 was $443.7 million (changed 0.01% YoY) and the FY2025 annual result came in at $443.2 million, changed 0.03% from the prior year.
• Shares Outstanding (Entity) was $443.7 million for Q1 2026 at Costco Wholesale, roughly flat from $443.9 million in the prior quarter.
• Across five years, Shares Outstanding (Entity) topped out at $443.9 million in Q4 2024 and bottomed at $442.7 million in Q3 2022.
• A 5-year average of $443.4 million and a median of $443.5 million in 2025 frame the typical range for Shares Outstanding (Entity).
• Annual changes were most pronounced in 2022 — Shares Outstanding (Entity) gained 0.2% — and 2023, when it slipped 0.01%.
• Costco Wholesale's Shares Outstanding (Entity) stood at $443.8 million in 2022, then slipped by 0.01% to $443.8 million in 2023, then advanced by 0.03% to $443.9 million in 2024, then decreased by 0.01% to $443.9 million in 2025, then slipped by 0.05% to $443.7 million in 2026.
• Business Quant data shows COST's Shares Outstanding (Entity) at $443.7 million in Q1 2026, $443.9 million in Q4 2025, and $443.2 million in Q3 2025.