Retail chain Costco Wholesale Corp (NASDAQ:COST) will report fiscal fourth-quarter results after the close on Thursday, September 25. Digital commerce helped support strong growth last quarter, boosted by the company's new partnership with buy-now-pay-later name Affirm (AFRM). This time around, Zacks Research anticipates earnings of $5.79 per share, a 12% year-over-year increase. Costco stock has seen choppy trading over the past few months, though long-term support at the 320-day moving average has kept pu ...