AI memory is still top of mind for inventors and analysts, seen in Citi's price target hikes for Seagate (STX) and Western Digital (WDC). Diane King Hall explains why the firm remains bullish despite stellar surges in stock price. She turns to the financial space and explains why JPMorgan upgraded American Express (AXP). Diane also touches on reports that Barry Dillard's People Inc. seeks to buy MGM Resorts (MGM).