Costco didn't have a headline-grabbing year in 2025, and that's precisely what the company intended.Costco Wholesale (COST 0.65%) ended 2025 in a familiar position: operationally strong, strategically disciplined, and still trading at a premium that divides investors. While the stock didn't outperform the broader market this year, the underlying business continued to execute in ways that reinforce why Costco remains one of the most closely watched names in retail.As investors look ahead, three themes from 2 ...