Growth Metrics

Costco Wholesale (COST) Net Margin (2016 - 2026)

Costco Wholesale (COST) has disclosed Net Margin for 18 consecutive years, with 2.92% as the latest value for Q1 2026.

  • For the quarter ending Q1 2026, Net Margin rose 12.0% year-over-year to 2.92%, compared with a TTM value of 2.99% through Feb 2026, up 10.0%, and an annual FY2025 reading of 2.94%, up 5.0% over the prior year.
  • Net Margin was 2.92% for Q1 2026 at Costco Wholesale, down from 2.97% in the prior quarter.
  • Across five years, Net Margin topped out at 3.03% in Q3 2025 and bottomed at 2.43% in Q2 2023.
  • Average Net Margin over 5 years is 2.78%, with a median of 2.81% recorded in 2025.
  • The sharpest move saw Net Margin decreased -18bps in 2023, then surged 45bps in 2024.
  • Year by year, Net Margin stood at 2.51% in 2022, then rose by 10bps to 2.75% in 2023, then grew by 5bps to 2.89% in 2024, then increased by 3bps to 2.97% in 2025, then decreased by -2bps to 2.92% in 2026.
  • Business Quant data shows Net Margin for COST at 2.92% in Q1 2026, 2.97% in Q4 2025, and 3.03% in Q3 2025.