The more than 100-year-old movie theater chain, AMC Entertainment, went on a wild during the pandemic, losing $4.6 billion dollars in revenue in 2020. The pandemic pushed the company to the brink of bankruptcy, but in October 2021 its market cap was higher than $18 billion thanks, in part, to a group of 4.1 million retail investors who now own 80% of the company. This is the story of a new force in investing. They call themselves Apes.