While it's been a rollercoaster ride for many stocks this year, few investors have had the whiplash that Cronos Group (CRON) shareholders have. The company rocketed higher by 170% to start 2019 and is currently staring down a negative year-to-date return. The fall has certainly been justified, with the company having the lowest total revenue of its peers, and revenue growth rates continuing to decelerate. The deceleration in revenue growth rates was inevitable, but it is difficult to justify a price to sales ratio of 100 or higher without top-line acceleration. Given the