Quarterly report pursuant to Section 13 or 15(d)

Stock-based Compensation (Tables)

v3.5.0.2
Stock-based Compensation (Tables)
 9 Months Ended
Sep. 30, 2016
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Schedule of Stock Option Outstanding and Activity
The following table summarizes information about the Company’s stock options outstanding at September 30, 2016, and activity during the nine month period then ended:
 
 
 
 
 
 
 
 
 
Weighted-
 
 
 
 
 
 
 
 
 
 
 
 
Average
 
 
 
 
 
 
 
 
 
Weighted-
 
Remaining
 
 
 
 
 
 
 
 
 
Average
 
Contractual
 
Aggregate
 
 
 
Stock Awards
 
Exercise Price
 
Life (Years)
 
Intrinsic Value
 
Balance as of December 31, 2015
 
 
1,963
 
$
7.09
 
 
 
 
 
 
 
Options granted
 
 
776
 
$
5.44
 
 
 
 
 
 
 
Options exercised
 
 
(30)
 
$
2.40
 
 
 
 
 
 
 
Options forfeited
 
 
(207)
 
$
8.11
 
 
 
 
 
 
 
Options cancelled
 
 
(28)
 
$
9.58
 
 
 
 
 
 
 
Balance as of September 30, 2016
 
 
2,474
 
$
6.51
 
 
7.66
 
$
1,322
 
Vested and expected to vest at September 30, 2016
 
 
2,294
 
 
 
 
 
7.53
 
$
1,279
 
Exercisable as of September 30, 2016
 
 
1,180
 
 
 
 
 
6.03
 
$
1,089
 
Schedule of Fair Value Calculation 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 September 30,
 
Nine months ended September 30,
 
 
 
2016
 
2015
 
2016
 
2015
 
Dividend yield
 
 
—
 
 
—
 
 
—
 
 
—
 
Risk-free interest rate
 
 
1.25% – 1.26%
 
 
1.68%
 
 
1.24% - 1.78%
 
 
1.41% - 2.50%
 
Expected term (in years)
 
 
6
 
 
6
 
 
5-10
 
 
6-10
 
Volatility
 
 
80%
 
 
75%
 
 
77-80%
 
 
73% - 75%
 
Schedule of Stock-Based Compensation Expense Related to Options Granted to Employees and Non-employees
Total stock-based compensation expense related to options granted to employees and non-employees was included in the condensed consolidated statements of operations and comprehensive loss as follows:
 
 
 
Three months ended September 30,
 
Nine months ended September 30,
 
 
 
2016
 
2015
 
2016
 
2015
 
Sales and marketing
 
$
103
 
$
147
 
$
541
 
$
440
 
Research and development
 
 
127
 
 
133
 
 
499
 
 
295
 
General and administrative
 
 
221
 
 
187
 
 
1,512
 
 
524
 
 
 
$
451
 
$
467
 
$
2,552
 
$
1,259