Quarterly report pursuant to Section 13 or 15(d)

Stock-based Compensation (Tables)

v3.19.1
Stock-based Compensation (Tables)
 3 Months Ended
Mar. 31, 2019
Disclosure of Compensation Related Costs, Share-based Payments [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, 2019, 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, 2018
6,466

 
$
3.05

 
 
 
 
Options granted
65

 
$
2.23

 
 
 
 
Options exercised
(54
)
 
1.23

 
 
 
 
Options forfeited
(372
)
 
$
2.07

 
 
 
 
Options cancelled
—

 
$
—

 
 
 
 
Balance as of March 31, 2019
6,105

 
$
3.12

 
7.64
 
$
2,959

Vested and expected to vest at March 31, 2019
6,105

 
$
3.12

 
7.64
 
$
2,959

Exercisable as of March 31, 2019
2,602

 
$
4.64

 
5.59
 
$
823

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 option pricing model using the following assumptions:
 
Three Months Ended March 31,
 
2019
 
2018
Dividend yield
—

 
—

Risk-free interest rate
2.45
%
 
2.74
%
Expected term (in years)
6

 
10

Volatility
103
%
 
88
%
Schedule of Unvested Restricted Stock Units Roll Forward
RSU activity for the period ended March 31, 2019 is summarized below:
 
Number of
Shares
 
Weighted-
Average Grant
Date Fair Value
Unvested as of December 31, 2018
278

 
$
1.83

Granted
—

 
$
—

Vested
—

 
$
—

Forfeited
(13
)
 
$
2.50

Unvested at March 31, 2019
265

 
$
1.79

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,
 
2019
 
2018
Sales and marketing
$
223

 
$
109

Research and development
45

 
179

General and administrative
368

 
604

 
$
636

 
$
892