Equity Incentive Plan (Tables)
12 Months Ended
Dec. 31, 2017
Equity Incentive Plan.  
Summary of changes in outstanding stock options

 

 

 

 

 

 

 

 

 

 

 

    

 

    

 

 

    

 

    

Weighted

 

 

 

 

 

 

 

 

 

Average

 

 

 

 

Grant

 

Weighted

 

Remaining

 

 

 

 

Date

 

Average

 

Contractual Term

 

    

Shares

    

Fair Value

    

Price

    

(as of December 31, 2017)

Balance, December 31, 2015

 

445,417

 

 

 

$

26.20

 

6.9

Granted

 

425,000

 

$

0.78

 

4.00

 

8.6

Forfeited or cancelled

 

(341,667)

 

 

 

 

24.12

 

6.8

Balance, December 31, 2016

 

528,750

 

 

 

 

9.57

 

8.1

Non-exercisable

 

(288,750)

 

 

 

 

4.00

 

8.9

Outstanding and exercisable, December 31, 2016

 

240,000

 

 

 

 

16.28

 

7.2

 

 

 

 

 

 

 

 

 

 

Balance, December 31, 2016

 

528,750

 

 

 

$

9.57

 

8.1

Granted

 

37,500

 

$

0.58

 

4.00

 

8.4

Forfeited or cancelled

 

(42,500)

 

 

 

 

4.00

 

7.7

Balance, December 31, 2017

 

523,750

 

 

 

 

9.63

 

7.2

Non-exercisable

 

(148,333)

 

 

 

 

4.00

 

8.3

Outstanding and exercisable, December 31, 2017

 

375,417

 

 

 

 

11.85

 

6.7

 

Summary of compensation expense recognized

 

 

 

 

 

 

 

(in thousands)

    

2017

    

2016

Selling and marketing

 

$

59

 

$

68

General and administrative

 

 

388

 

 

836

Total

 

$

447

 

$

904

 

Schedule of valuation assumptions, options

 

 

 

 

    

2017

Risk-free interest rate

 

2.02%

Expected term

 

6.0 years

Expected price volatility

 

91.2%

Dividend yield

 

 —