 Xerox Holdings Corp. shares XRX, 1.48 slid 1.8 premarket Thursday, after the maker of copiers and printers swung to a loss in the first quarter, weighed down by supply chain issues and inflationary pressures. The company posted a net loss of 56 million, or 38 cents a share, for the quarter, after earnings of 39 million, or 18 cents a share, in the year-earlier period. 