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Costco Reports 11.4% September Same-Store Sales Growth

By Drooid · Oct 9, 2026, 2:55 AM UTC · How we work

Summary

Story summary

Costco reported 11.4% same-store sales growth in September, with 7.6% core comps rise.
CEO Ron Vachris said Costco’s gas business achieved a record year despite thin profitability.
UBS noted a $184 million tariff refund helped Costco lower everyday-goods prices.
CFO Gary Millerchip said Costco’s DoorDash and Uber Eats delivery partnerships now operate nationwide.
Analysts flagged slowing membership renewals as a wildcard for future forecasts.

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Story summary

Costco reported 11.4% same-store sales growth in September, with 7.6% core comps rise.
CEO Ron Vachris said Costco’s gas business achieved a record year despite thin profitability.
UBS noted a $184 million tariff refund helped Costco lower everyday-goods prices.
CFO Gary Millerchip said Costco’s DoorDash and Uber Eats delivery partnerships now operate nationwide.
Analysts flagged slowing membership renewals as a wildcard for future forecasts.