AMC Entertainment Holdings Inc (NYSE: AMC) shares are trading higher Thursday afternoon, lifted by renewed enthusiasm in GameStop stock.

Investors shorting the meme stock AMC Entertainment are estimated to have lost $1.23 billion over the last week as the shares rallied more than 116% since Monday, according to data from S3 Partners.

Movie theater chain AMC Entertainment (AMC) fell in today’s trading, and data shows that short sellers are likely closing in. The struggling company hasn’t seen much upward mobility over the past year ...