Way back in January and early February, Costco Wholesale was a seriously hot stock. The warehouse retailer's shares jumped nearly 18% in the early weeks of 2025, peaking at $1,078.23 on Feb. 13. 💵💰Don't miss the move: Subscribe to TheStreet's free daily newsletter 💰💵 The shares have fallen 11.8% since then. They're down 3.9% this quarter, but they're still up 3.8% on the year. For some companies, the decline would be a disaster. But Costco  (COST)  still has credibility with investors and analysts. Rel ...