Dow Jones Newswires: Super Micro shares rise 5% on scheduled addition to S&P MidCap 400 Posted on December 19, 2022 By Charlielikes Super Micro Computer Inc. shares edged up 5% to nearly $83 in after-hours trading Monday following a notice that the company will replace Steel Dynamics Inc. in the S&P MidCap 400. Stock Market Tags:‘to, 400%, 5%, addition, dow, jones, market, micro, midcap, newswires:, on, rise’, s&p, scheduled, shares, stock, stock market, super: