Quarterly report pursuant to Section 13 or 15(d)

Statements of Changes in Stockholders??? Equity (Unaudited)

v3.19.3
Statements of Changes in Stockholders’ Equity (Unaudited) - USD ($)
Common Stock
Additional Paid-in-Capital
Accumulated Deficit
Total
Beginning balance at Dec. 31, 2017 $ 39,440 $ 31,822,161 $ (24,242,688) $ 7,618,913
Beginning balance, shares at Dec. 31, 2017 39,439,505      
Stock-based compensation 978,708 978,708
Exercise of employee stock options $ 249 146,189 146,438
Exercise of employee stock options, shares 249,309      
Exercise of warrants $ 267 588,232 588,499
Exercise of warrants, shares 267,333      
Debt Discount on notes 711,310 711,310
Net loss (3,586,585) (3,586,585)
Ending balance at Mar. 31, 2018 $ 39,956 34,246,600 (27,829,273) 6,457,283
Beginning balance, shares at Mar. 31, 2018 39,956,147      
Beginning balance at Dec. 31, 2017 $ 39,440 31,822,161 (24,242,688) 7,618,913
Beginning balance, shares at Dec. 31, 2017 39,439,505      
Net loss       (11,515,740)
Ending balance at Sep. 30, 2018 $ 42,539 56,901,797 (35,758,428) 21,185,908
Beginning balance, shares at Sep. 30, 2018 42,538,796      
Beginning balance at Mar. 31, 2018 $ 39,956 34,246,600 (27,829,273) 6,457,283
Beginning balance, shares at Mar. 31, 2018 39,956,147      
Stock-based compensation 808,470 808,470
Exercise of employee stock options $ 277 242,442 242,719
Exercise of employee stock options, shares 277,374      
Exercise of warrants $ 7 3,484 3,491
Exercise of warrants, shares 6,982      
Sale of common stock $ 2,187 19,397,672 19,399,859
Sale of common stock, shares 2,186,855      
Deferred offering costs (95,805) (95,805)
Debt Discount on notes 542,080 542,080
Net loss (3,316,113) (3,316,113)
Ending balance at Jun. 30, 2018 $ 42,427 55,144,943 (31,145,386) 24,041,984
Beginning balance, shares at Jun. 30, 2018 42,427,358      
Stock-based compensation 1,613,354 1,613,354
Exercise of employee stock options $ 37 57,298 57,335
Exercise of employee stock options, shares 36,438      
Exercise of warrants $ 75 86,175 86,250
Exercise of warrants, shares 75,000      
Deferred offering costs 27 27
Net loss (4,613,042) (4,613,042)
Ending balance at Sep. 30, 2018 $ 42,539 56,901,797 (35,758,428) 21,185,908
Beginning balance, shares at Sep. 30, 2018 42,538,796      
Beginning balance at Dec. 31, 2018 $ 42,578 57,868,593 (39,948,553) 17,962,618
Beginning balance, shares at Dec. 31, 2018 42,578,208      
Stock-based compensation 763,659 763,659
Exercise of employee stock options $ 95 151,506 151,601
Exercise of employee stock options, shares 94,530      
Exercise of warrants $ 50 57,450 57,500
Exercise of warrants, shares 50,000      
Net loss (2,920,584) (2,920,584)
Ending balance at Mar. 31, 2019 $ 42,723 58,841,208 (42,869,137) 16,014,794
Beginning balance, shares at Mar. 31, 2019 42,722,738      
Beginning balance at Dec. 31, 2018 $ 42,578 57,868,593 (39,948,553) 17,962,618
Beginning balance, shares at Dec. 31, 2018 42,578,208      
Net loss       (9,328,053)
Ending balance at Sep. 30, 2019 $ 42,861 60,211,715 (49,276,606) 10,977,970
Beginning balance, shares at Sep. 30, 2019 42,861,422      
Beginning balance at Mar. 31, 2019 $ 42,723 58,841,208 (42,869,137) 16,014,794
Beginning balance, shares at Mar. 31, 2019 42,722,738      
Stock-based compensation 664,164 664,164
Exercise of employee stock options $ 138 121,833 121,971
Exercise of employee stock options, shares 138,684      
Net loss (3,058,042) (3,058,042)
Ending balance at Jun. 30, 2019 $ 42,861 59,627,205 (45,927,179) 13,742,887
Beginning balance, shares at Jun. 30, 2019 42,861,422      
Stock-based compensation 584,510 584,510
Net loss (3,349,427) (3,349,427)
Ending balance at Sep. 30, 2019 $ 42,861 $ 60,211,715 $ (49,276,606) $ 10,977,970
Beginning balance, shares at Sep. 30, 2019 42,861,422