News headlines Costco continues to emphasize its commitment to low prices, even as it faces challenges from changing consumer behaviors and market conditions. Recent earnings showed 8.3% revenue ...

Discover historical prices for COST stock on Yahoo Finance. View daily, weekly or monthly format back to when Costco Wholesale Corporation stock was issued.

This price reflects trading activity during the overnight session on the Blue Ocean ATS, available 8 PM to 4 AM ET, Sunday through Thursday, when regular markets are closed. Chart does not reflect ...