Digital Realty Trust Inc (NYSE:DLR) is up nearly 2% before the opening bell, after JPMorgan Securities upgraded the real estate investment trust (REIT) to "overweight" from "neutral." The analyst in coverage also lifted its price target from $150 to $175 -- a 17.7% premium to last night's close -- noting artificial intelligence (AI) advancement and cloud growth could benefit the REIT stock.Coming into today, Digital Realty Trust stock boasted a 35.7% year-over-year lead and a 10.5% gain. Despite that, nine ...