Even with its near-flat revenue growth, Costco was still able to boost its gross margin from 11.9% to 12.4%. Operating income jumped by 9.4% to $3.04 billion, and earnings per share rose from $4.86 to $5.29, beating the consensus estimate of $5.08.

Costco’s stock (COST) has surged over 66% in the past year, driven by strong sales, membership loyalty, and consistent earnings growth.

Costco's solid Q4 results are overshadowed by valuation concerns. Learn more about why I advise caution on COST stock before buying.

Even though the advent season is still months away, Costco shoppers are spotting a certain sought-after advent calendar that’s been a foodie favorite for years. Bonne Maman’s

Costco stock is lower Friday after the membership warehouse firm reported a top-line miss in its fiscal fourth quarter, but Wall Street remains bullish.