 Shares of AMC Entertainment Holdings Inc.s AMC, 2.08 AMC Preferred Equity Units APE, 6.75 were surging 7.4 in afternoon trading Friday, to put them on track for the first gain in seven sessions, and only the third gain since they debuted on Aug. 22. The APE shares, which are a nod to investors who turned the movie theater operator into a meme stock, closed the first day of trading at 6.00 on Aug. 22. 