The Score: Costco, Micron, EchoStar and More Stocks That Defined the Week -- WSJ
How to Decide Which Costco Membership Is Right for You
Costco Options Spot-On: On September 27th, 180.71K Contracts Were Traded, With 329.42K Open Interest
On September 27th ET, $Costco(COST.US)$ had active options trading, with a total trading volume of 180.71K options for the day, of which put options accounted for 53.68% of the total transactions,
Costco's Earnings Aren't an Issue for Wall Street. Why Wall Street Still Likes the Pricey Stock. -- Barrons.com
Costco Wholesale Q4 Earnings Boosted by Gas, E-Commerce Businesses, Oppenheimer Says
Trending: Costco Long-Term Contracts Insulate It From Spot Shipping Rates