Quarterly report pursuant to Section 13 or 15(d)

5. STOCKHOLDERS' EQUITY (DEFICIT) (Details 1)

v3.10.0.1
5. STOCKHOLDERS' EQUITY (DEFICIT) (Details 1)
9 Months Ended
Sep. 30, 2018
$ / shares
shares
Shares  
Outstanding at beginning of period | shares 3,276,043
Forfeited | shares (46,285)
Expired | shares (12,446)
Granted | shares 1,064,700
Exercised | shares (3,688)
Outstanding at end of period and expected to vest | shares 4,278,324
Options exercisable | shares 2,026,707
Weighted Average Exercise Price  
Outstanding at beginning of period | $ / shares $ 5.52
Forfeited | $ / shares 4.05
Expired | $ / shares 8.03
Granted | $ / shares 3.99
Exercised | $ / shares 3.14
Outstanding at end of period and expected to vest | $ / shares 5.15
Options exercisable | $ / shares $ 6.51