Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Tables)

v2.4.0.8
Stock-Based Compensation (Tables)
 9 Months Ended
Sep. 30, 2014
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Summary of Stock Option Activity

A summary of the Company’s stock option activity for the nine months ended September 30, 2014 was as follows:

 

 

Options

 

 

Weighted-Average

Exercise Price

 

Outstanding at December 31, 2013

 

106,544

 

 

$

28.90

 

Granted

 

1,248,751

 

 

$

3.69

 

Exercised

 

-

 

 

 

-

 

Forfeited

 

(18,635

)

 

$

5.47

 

Expired

 

(10,524

)

 

$

8.57

 

Outstanding at September 30, 2014

 

1,326,136

 

 

$

5.65

 

Exercisable at September 30, 2014

 

343,141

 

 

$

11.46

 

Vested and expected to vest at September 30, 2014

 

1,262,325

 

 

$

5.76

 

 
Schedule of Black-Scholes-Merton Option Pricing Model

The following assumptions were used in the Black-Scholes-Merton valuation model related to non-employee stock options granted during the nine months ended September 30, 2014:

 

Weighted-average risk-free interest rate

 

2.66

%

Weighted-average expected life (in years)

 

9.9

 

Expected dividend yield

 

0

%

Weighted-average expected volatility

 

44

%

 
Summary of Restricted Stock Unit Activity

Restricted stock unit (“RSU”) activity for the nine months ended September 30, 2014 was as follows:

 

 

Number of Awards

 

 

Weighted-Average

Grant Date

Fair Value

 

Unvested at December 31, 2013

 

168,832

 

 

$

14.36

 

Granted

 

1,730,714

 

 

$

5.75

 

Vested

 

(506,272

)

 

$

6.45

 

Forfeited

 

(333,529

)

 

$

5.97

 

Unvested at September 30, 2014

 

1,059,745

 

 

$

6.00

 

 

 
Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs

Total stock-based compensation expense included in the condensed consolidated statements of operations and comprehensive loss was allocated as follows (in thousands):

 

 

Three Months Ended September 30,

 

 

Nine Months Ended September 30,

 

 

2014

 

 

2013

 

 

2014

 

 

2013

 

Cost of revenue

$

10

 

 

$

(2

)

 

$

225

 

 

$

-

 

Research and development

 

505

 

 

 

(10

)

 

 

1,304

 

 

 

43

 

General and administrative

 

715

 

 

 

54

 

 

 

6,192

 

 

 

88

 

Selling and marketing

 

554

 

 

 

14

 

 

 

2,265

 

 

 

249

 

Capitalized into inventory

 

243

 

 

 

(18

)

 

 

865

 

 

 

1

 

Total stock-based compensation expense

$

2,027

 

 

$

38

 

 

$

10,851

 

 

$

381

 

 

 
Schedule of Unrecognized Compensation Cost, Nonvested Awards

 

Unrecognized stock-based compensation at September 30, 2014 was as follows (in thousands):

 

 

 

 

 

 

Weighted

 

 

 

 

 

 

Average

 

 

Unrecognized

 

 

Remaining Period

 

 

Stock-Based

 

 

of Recognition

 

 

Compensation

 

 

(in years)

 

Stock options

$

1,440

 

 

 

3.2

 

 
Employee Stock Option
  
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Schedule of Black-Scholes-Merton Option Pricing Model

 

Weighted-average risk-free interest rate

 

1.84

%

Weighted-average expected life (in years)

 

6.30

 

Expected dividend yield

 

0

%

Weighted-average expected volatility

 

47

%