Quarterly report pursuant to Section 13 or 15(d)

CONDENSED STATEMENTS OF STOCKHOLDERS' EQUITY

v3.20.2
CONDENSED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($)
shares in Thousands, $ in Thousands
At-the-market offerings [Member]
Common Stock [Member]
At-the-market offerings [Member]
Additional Paid-In Capital [Member]
At-the-market offerings [Member]
Common Stock [Member]
Additional Paid-In Capital [Member]
Accumulated Deficit [Member]
Total
Balance at Dec. 31, 2018       $ 13 $ 339,397 $ (332,579) $ 6,831
Balance (in shares) at Dec. 31, 2018       13,010      
Net loss       $ 0   (4,517) (4,517)
Issuance of common stock upon exercises of warrants, net       $ 0 605   605
Issuance of common stock upon exercises of warrants, net (in shares)       404      
Stock-based compensation       $ 0 136   136
Balance at Mar. 31, 2019       $ 13 340,138 (337,096) 3,055
Balance (in shares) at Mar. 31, 2019       13,414      
Balance at Dec. 31, 2018       $ 13 339,397 (332,579) 6,831
Balance (in shares) at Dec. 31, 2018       13,010      
Net loss             (12,517)
Balance at Sep. 30, 2019       $ 17 342,419 (345,096) (2,660)
Balance (in shares) at Sep. 30, 2019       17,144      
Balance at Mar. 31, 2019       $ 13 340,138 (337,096) 3,055
Balance (in shares) at Mar. 31, 2019       13,414      
Net loss       $ 0   (5,197) (5,197)
Issuance of common stock, net $ 0 $ 466 $ 466        
Issuance of common stock, net (in shares) 330            
Issuance of common stock upon exercises of warrants, net       $ 0 105   105
Issuance of common stock upon exercises of warrants, net (in shares)       70      
Issuance of common stock upon conversion of convertible loan       $ 1 649   650
Issuance of common stock upon conversion of convertible loan, (in shares)       448      
Stock-based compensation       $ 0 350   350
Balance at Jun. 30, 2019       $ 14 341,708 (342,293) (571)
Balance (in shares) at Jun. 30, 2019       14,262      
Net loss       $ 0   (2,803) (2,803)
Issuance of common stock, net $ 2 $ 571 $ 573        
Issuance of common stock, net (in shares) 1,480            
Issuance of common stock upon exercises of warrants, net       $ 1 12   13
Issuance of common stock upon exercises of warrants, net (in shares)       1,372      
Issuance of common stock upon conversion of convertible loan       $ 0      
Stock-based compensation       0 128   128
Balance at Sep. 30, 2019       $ 17 342,419 (345,096) (2,660)
Balance (in shares) at Sep. 30, 2019       17,144      
Balance at Dec. 31, 2019       $ 57 350,413 (349,037) 1,433
Balance (in shares) at Dec. 31, 2019       57,379      
Net loss           (5,584) (5,584)
Issuance of common stock, net       $ 9 443   452
Issuance of common stock, net (in shares)       8,700      
Issuance of common stock upon exercises of warrants, net       $ 27 6,135   6,162
Issuance of common stock upon exercises of warrants, net (in shares)       27,388      
Reclassification of warrants from liability       $ 0 2,897 0 2,897
Stock-based compensation         (84)   (84)
Balance at Mar. 31, 2020       $ 93 359,804 (354,621) 5,276
Balance (in shares) at Mar. 31, 2020       93,467      
Balance at Dec. 31, 2019       $ 57 350,413 (349,037) 1,433
Balance (in shares) at Dec. 31, 2019       57,379      
Net loss             (15,157)
Balance at Sep. 30, 2020       $ 117 363,180 (364,194) (897)
Balance (in shares) at Sep. 30, 2020       116,763      
Balance at Mar. 31, 2020       $ 93 359,804 (354,621) 5,276
Balance (in shares) at Mar. 31, 2020       93,467      
Net loss           (4,641) (4,641)
Issuance of common stock upon exercises of warrants, net       $ 4 842   846
Issuance of common stock upon exercises of warrants, net (in shares)       3,756      
Stock-based compensation         79   79
Balance at Jun. 30, 2020       $ 97 360,725 (359,262) 1,560
Balance (in shares) at Jun. 30, 2020       97,223      
Net loss           (4,932) (4,932)
Issuance of common stock, net       $ 20 2,424   2,444
Issuance of common stock, net (in shares)       19,440      
Issuance of common stock upon exercises of warrants, net         22   22
Issuance of common stock upon exercises of warrants, net (in shares)       100      
Stock-based compensation         9   9
Balance at Sep. 30, 2020       $ 117 $ 363,180 $ (364,194) $ (897)
Balance (in shares) at Sep. 30, 2020       116,763