Annual report pursuant to Section 13 and 15(d)

Statements of Stockholders' Equity

v3.19.1
Statements of Stockholders' Equity - USD ($)
Common Stock [Member]
Additional Paid-in Capital [Member]
Accumulated Deficit [Member]
Total
Balance at Dec. 31, 2016 $ 4,468 $ 42,191,256 $ (33,276,489) $ 8,919,235
Balance, shares at Dec. 31, 2016 44,681,745      
Stock-based compensation expense 5,694,489 5,694,489
Issuance of common stock, net of issuance costs $ 1,065 75,400,894 75,401,959
Issuance of common stock, net of issuance costs, shares 10,648,948      
Issuance of common stock upon exercise of stock options $ 27 189,463 $ 189,490
Issuance of common stock upon exercise of stock options, shares 272,734     272,734
Net loss (32,421,612) $ (32,421,612)
Balance at Dec. 31, 2017 $ 5,560 123,476,102 (65,698,101) 57,783,561
Balance, shares at Dec. 31, 2017 55,603,427      
Stock-based compensation expense 7,609,508 7,609,508
Issuance of common stock, net of issuance costs $ 150 11,235,170 11,235,320
Issuance of common stock, net of issuance costs, shares 1,500,000      
Issuance of common stock upon exercise of stock options $ 14 347,631 $ 347,645
Issuance of common stock upon exercise of stock options, shares 139,069     139,069
Issuance of common stock upon exercise of warrants $ 1 4,999 $ 5,000
Issuance of common stock upon exercise of warrants, shares 5,000      
Fair value of warrant issued in connection with Investment Agreement 6,215,225 6,215,225
Net loss (55,672,139) (55,672,139)
Balance at Dec. 31, 2018 $ 5,725 $ 148,888,635 $ (121,370,240) $ 27,524,120
Balance, shares at Dec. 31, 2018 57,247,496