F45 Training (FXLV) CEO Adam Gilchrist explainsF45 as a third party gym focused on a 45-minute workout that will be training the U.S. military, as well as college and high school students. F45 Training is backed by Mark Wahlberg. They have 2,801 franchises in 63 countries. It had its IPO today on the NYSE priced at $16 per share. He says they are growing faster than Planet Fitness. He explains the business model and how to acquire a franchise.