Annual report pursuant to Section 13 and 15(d)

Equity (Tables)

v3.21.1
Equity (Tables)
12 Months Ended
Dec. 31, 2020
Stockholders' Equity Note [Abstract]  
Schedule of stock option activity
(in thousands, except for per-share amount)   Number of
Options
    Weighted
Average
Exercise
Price
    Weighted
Average
Remaining
Contractual
Term
(in years)
    Aggregate
Intrinsic
Value
 
Outstanding, January 1, 2019     241       52.20       7.97       6,400  
Granted     195       8.10                  
Cancelled     (56 )     14.40                  
Outstanding, December 31, 2019     380       35.10       7.88       155  
Granted     458       9.99                  
Cancelled     (23 )     16.84                  
Outstanding, December 31, 2020     815       21.53       8.51       120  
                                 
Exercisable, December 31, 2020     254       45.98       6.74       41  
Schedule of pre-funded warrant activity
(in thousands, except for per-share amounts)   Number of Shares     Weighted
Average
Exercise
Price
    Aggregate
Intrinsic
Value
 
Outstanding, December 31, 2019     -     $ -     $ -  
Granted     3,459       0.003          
Exercised     (3,459 )     0.003          
Outstanding, December 31, 2020     -     $ -     $ -  
Schedule of warrant activities
(in thousands, except for per-share amounts)   Number of
Warrants
    Weighted
Average
Exercise
Price
    Weighted
Average
Remaining
Contractual
Term
(in years)
    Aggregate
Intrinsic
Value
 
Outstanding, January 1, 2019     1,861       36.00       2.04       569  
Granted     1,430       15.00                  
Exercised     (85 )     17.70                  
Cancelled     (335 )     82.80                  
Outstanding, December 31, 2019     2,871       20.71       2.95       301  
Granted     -       -                  
Exercised     (2 )     15.00                  
Cancelled     (756 )     20.99                  
Outstanding, December 31, 2020     2,113       20.55       2.76       362  
                                 
Exercisable, December 31, 2020     2,111       20.56       2.76       362