 Shares of AMC Entertainment Holdings Inc. AMC, 4.33 plunged 20.6 toward 22-month lows, after the movie theater operator announced a 110 million equity capital raise and said it was seeking a 1-for-10 reverse split of its common stock. The companys board of directors was looking to hold a special meeting for holders of its common stock and of the AMC Preferred Equity Units APE, 1.59 , known as APEs, to vote on increasing the authorized number of shares outstanding on the proposed reverse stock split. 