Key Takeaways Costco leverages memberships, digital upgrades, and Kirkland Signature to drive growth and loyalty. TJX posted Q2 EPS of $1.10, up 15% year over year, on a 7% gain in consolidated net sales.Costco rose 5.5% in the past year, while TJX surged 19%, both beating the industry's 3.1% gain.Costco Wholesale Corporation (COST) and The TJX Companies, Inc. (TJX) hold prominent positions within the Retail–Discount Stores industry. Costco boasts a substantial market capitalization of approximately $421.8 ...