Quarterly report pursuant to Section 13 or 15(d)

Stock-based Compensation (Tables)

v3.20.1
Stock-based Compensation (Tables)
 3 Months Ended
Mar. 31, 2020
Share-based Payment Arrangement [Abstract]  
Schedule of Share-based Compensation, Stock Options, Activity
The following table summarizes information about the Company’s stock options outstanding as of March 31, 2020, and activity during the three months then ended:
Stock
Awards		 Weighted-
Average
Exercise Price		 Weighted-
Average
Remaining
Contractual
Life (Years)		 Aggregate
Intrinsic
Value
Balance as of December 31, 2019 494    $ 36.64   
Options granted 90    5.65   
Options exercised —    —   
Options forfeited (3)   30.51   
Options cancelled (5)   57.72   
Balance as of March 31, 2020 576    $ 31.67    8.07 $ —   
Vested and expected to vest at March 31, 2020 576    $ 31.67    8.07 $ —   
Exercisable as of March 31, 2020 268    $ 48.79    6.82 $ —   
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions The per-share fair value of each stock option was determined on the date of grant using the Black-Scholes Model using the following assumptions:
  Three Months Ended March 31,
  2020 2019
Dividend yield —    —   
Risk-free interest rate 1.58  % 2.45  %
Expected term (in years) 6 6
Volatility 102  % 103  %
Schedule of Unvested Restricted Stock Units Roll Forward
RSU activity for the three months ended March 31, 2020 is summarized below:
  Number of
Shares		 Weighted-
Average Grant
Date Fair Value
Unvested as of December 31, 2019 89    $ 10.77   
Granted 22    5.74   
Vested (10)   5.74   
Forfeited (2)   11.45   
Unvested at March 31, 2020 99    $ 10.16   
Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs
Total stock-based compensation expense related to options and RSUs granted to employees and non-employees is included in the condensed consolidated statements of operations and comprehensive loss as follows:
  Three Months Ended March 31,
  2020 2019
Sales and marketing $ 138    $ 223   
Research and development 73    45   
General and administrative 376    368   
  $ 587    $ 636