Stock market indexes had a sleepy start to the week on Monday, trading choppy in the first hour. Dow Jones banking giant JPMorgan Chase (JPM) was a white knight for First Republic Bank (FRC). X The Dow Jones Industrial Average inched ahead 0.2% while the Nasdaq pulled back 0.1%. The S&P 500 crept up 0.1%. The Russell 2000 fared better than the major indexes, gaining 0.6%. The Nasdaq remained above the 12,000 psychological level. NYSE and Nasdaq volume fell compared with the same time on Friday. The Nasdaq 100-tracking Invesco QQQ Trust ETF (QQQ) dipped 0.3%, while the Innovator IBD...