Quarterly report pursuant to Section 13 or 15(d)

UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF CHANGE IN EQUITY

v3.21.2
UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF CHANGE IN EQUITY - USD ($)
$ in Thousands
Common stock
Additional paid in capital
Accumulated other comprehensive loss
Accumulated deficit
Total
Balance at the beginning of the period, shares at Dec. 31, 2019 631,003,568        
Balance at the beginning of the period at Dec. 31, 2019 $ 943 $ 585,623 $ (7,264) $ (455,664) $ 123,638
Increase (Decrease) in Stockholders' Equity          
Issuance of shares upon exercise of stock options $ 6 888     894
Issuance of shares upon exercise of stock options (in shares) 4,610,772        
Issuance of shares upon completion of public offering, net of issuance costs $ 190 90,360     90,550
Issuance of shares upon completion of public offering, net of issuance costs (in shares) 144,900,000        
Other comprehensive loss     (2,326)   (2,326)
Share-based compensation expense   1,448     1,448
Net loss       (28,167) (28,167)
Balance at the end of the period at Mar. 31, 2020 $ 1,139 678,319 (9,590) (483,831) 186,037
Balance at the end of the period, shares at Mar. 31, 2020 780,514,340        
Balance at the beginning of the period, shares at Dec. 31, 2019 631,003,568        
Balance at the beginning of the period at Dec. 31, 2019 $ 943 585,623 (7,264) (455,664) 123,638
Increase (Decrease) in Stockholders' Equity          
Net loss         (93,479)
Balance at the end of the period at Sep. 30, 2020 $ 1,325 932,518 (8,494) (549,143) 376,206
Balance at the end of the period, shares at Sep. 30, 2020 928,525,410        
Balance at the beginning of the period, shares at Mar. 31, 2020 780,514,340        
Balance at the beginning of the period at Mar. 31, 2020 $ 1,139 678,319 (9,590) (483,831) 186,037
Increase (Decrease) in Stockholders' Equity          
Issuance of shares upon exercise of stock options $ 7 4,174     4,181
Issuance of shares upon exercise of stock options (in shares) 5,704,606        
Issuance of shares upon completion of public offering, net of issuance costs $ 178 243,660     243,838
Issuance of shares upon completion of public offering, net of issuance costs (in shares) 141,450,000        
Other comprehensive loss     785   785
Share-based compensation expense   2,624     2,624
Net loss       (29,880) (29,880)
Balance at the end of the period at Jun. 30, 2020 $ 1,324 928,777 (8,805) (513,711) 407,585
Balance at the end of the period, shares at Jun. 30, 2020 927,668,946        
Increase (Decrease) in Stockholders' Equity          
Issuance of shares upon exercise of stock options $ 1 461     462
Issuance of shares upon exercise of stock options (in shares) 856,464        
Other comprehensive loss     176   176
Share-based compensation expense   3,280     3,280
Net loss       (35,432) (35,432)
Balance at the end of the period at Sep. 30, 2020 $ 1,325 932,518 (8,494) (549,143) $ 376,206
Balance at the end of the period, shares at Sep. 30, 2020 928,525,410        
Balance at the beginning of the period, shares at Dec. 31, 2020 928,754,958       928,754,958
Balance at the beginning of the period at Dec. 31, 2020 $ 1,325 935,706 (10,048) (585,756) $ 341,227
Increase (Decrease) in Stockholders' Equity          
Issuance of shares upon exercise of stock options $ 6 529     535
Issuance of shares upon exercise of stock options (in shares) 4,062,210        
Other comprehensive loss     (176)   (176)
Share-based compensation expense   5,334     5,334
Net loss       (37,763) (37,763)
Balance at the end of the period at Mar. 31, 2021 $ 1,331 941,569 (10,224) (623,519) $ 309,157
Balance at the end of the period, shares at Mar. 31, 2021 932,817,168        
Balance at the beginning of the period, shares at Dec. 31, 2020 928,754,958       928,754,958
Balance at the beginning of the period at Dec. 31, 2020 $ 1,325 935,706 (10,048) (585,756) $ 341,227
Increase (Decrease) in Stockholders' Equity          
Net loss         (119,232)
Balance at the end of the period at Sep. 30, 2021 $ 1,337 954,732 (10,098) (704,988) $ 240,983
Balance at the end of the period, shares at Sep. 30, 2021 937,049,820       937,049,820
Balance at the beginning of the period, shares at Mar. 31, 2021 932,817,168        
Balance at the beginning of the period at Mar. 31, 2021 $ 1,331 941,569 (10,224) (623,519) $ 309,157
Increase (Decrease) in Stockholders' Equity          
Issuance of shares upon exercise of stock options $ 1 42     43
Issuance of shares upon exercise of stock options (in shares) 350,628        
Other comprehensive loss     (161)   (161)
Share-based compensation expense   5,449     5,449
Net loss       (39,068) (39,068)
Balance at the end of the period at Jun. 30, 2021 $ 1,336 949,575 (10,385) (662,587) 277,939
Balance at the end of the period, shares at Jun. 30, 2021 936,237,126        
Increase (Decrease) in Stockholders' Equity          
Issuance of shares upon exercise of stock options $ 1 128     129
Issuance of shares upon exercise of stock options (in shares) 812,694        
Issuance of shares upon completion of public offering, net of issuance costs   10     10
Issuance of shares upon completion of public offering, net of issuance costs (in shares) 3,069,330        
Issue of shares under At The Market sales agreement, net of commission and expenses $ 4 2,515     2,519
Issue of shares under At The Market sales agreement, net of commission and expenses, shares 3,069,330        
Other comprehensive loss     287   287
Share-based compensation expense   5,019     5,019
Net loss       (42,401) (42,401)
Balance at the end of the period at Sep. 30, 2021 $ 1,337 $ 954,732 $ (10,098) $ (704,988) $ 240,983
Balance at the end of the period, shares at Sep. 30, 2021 937,049,820       937,049,820