Stock-based Compensation (Tables)
9 Months Ended
Sep. 30, 2017
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]  
Schedule of Total Stock Based Compensation Expense

Total stock-based compensation expense included in the accompanying condensed consolidated statements of operations for the periods presented, is as follows (in thousands):

 

 

 

Three Months Ended

 

 

Nine Months Ended

 

 

 

September 30,

 

 

September 30,

 

 

 

2017

 

 

2016

 

 

2017

 

 

2016

 

Technology and development

 

$

190

 

 

$

238

 

 

$

604

 

 

$

681

 

Sales and marketing

 

 

142

 

 

 

173

 

 

 

500

 

 

 

604

 

General and administrative

 

 

273

 

 

 

269

 

 

 

824

 

 

 

819

 

Total stock-based compensation expense

 

$

605

 

 

$

680

 

 

$

1,928

 

 

$

2,104

 

 

Summary of Stock Option Activity

Stock Option Activity – A summary of the stock option activity for the nine months ended September 30, 2017 is presented below:

 

 

 

Number of

Shares

 

 

Weighted

Average

Exercise

Price

 

 

Weighted

Average

Remaining

Contractual

Term (years)

 

 

Aggregate

Intrinsic

Value (in

thousands)

 

Outstanding at January 1, 2017

 

 

8,756,174

 

 

$

2.53

 

 

 

 

 

 

 

 

 

Granted

 

 

1,486,400

 

 

 

3.21

 

 

 

 

 

 

 

 

 

Exercised

 

 

(858,438

)

 

 

2.24

 

 

 

 

 

 

 

 

 

Forfeited or expired

 

 

(678,005

)

 

 

3.64

 

 

 

 

 

 

 

 

 

Outstanding at September 30, 2017

 

 

8,706,131

 

 

$

2.59

 

 

 

7.16

 

 

$

3,267

 

Vested and expected to vest at September 30, 2017

 

 

8,380,530

 

 

$

2.58

 

 

 

7.09

 

 

$

3,173

 

Vested and exercisable at September 30, 2017

 

 

4,959,229

 

 

$

2.59

 

 

 

6.13

 

 

$

1,934

 

 

Summary of RSU Activity

A summary of RSU activity for the nine months ended September 30, 2017 is presented below:

 

 

Number of Shares

 

 

Weighted Average

Fair Value

 

Unvested—January 1, 2017

 

 

319,889

 

 

$

2.71

 

Granted

 

 

 

 

 

 

Released

 

 

(174,236

)

 

 

2.51

 

Forfeited

 

 

(18,427

)

 

 

2.96

 

Unvested—September 30, 2017

 

 

127,226

 

 

$

2.95

 

Unvested expected to vest—September 30, 2017

 

 

123,975

 

 

$

2.93