From 10k
Stockholders’ deficit
Common stock; no par value Authorized: 300,000,000 shares at December 31, 2017, and 100,000,000 shares at December 31, 2016 Issued and outstanding: 47,860,512 at December 31, 2017 and 37,148,599 at December 31, 2016
So Authorized is 300,000,000. Looks like they diluted just over 10,000,000 last year.