v3.19.3
Note 11 - Stock Options (Tables)
9 Months Ended 12 Months Ended
Sep. 30, 2019
Dec. 31, 2018
Notes Tables    
Share-based Payment Arrangement, Option, Activity [Table Text Block]

A summary of the Company’s stock option activity during the nine months ended September 30, 2019 is as follows (in thousands, except exercise prices):

 

 

 

 

 

 

 

 

 

 

 

 

 

    

Number of
Options

    

Weighted
Average
Exercise Price

    

Weighted
Average
Remaining
Life In Years

    

Intrinsic Value

 

Outstanding, December 31, 2018

 

690 

 

$

2.76 

 

 

 

 

 

 

Alliqua options assumed in Merger

 

58 

 

 

289.76 

 

 

 

 

 

 

Exercised

 

— 

 

 

— 

 

 

 

 

 

 

Expired

 

(17)

 

 

93.48 

 

 

 

 

 

 

Outstanding, September 30, 2019

 

731 

 

$

23.38 

 

6.1 

 

$

33 

 

Exercisable, September 30, 2019

 

550 

 

$

30.07 

 

5.8 

 

$

33 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Outstanding Options

 

 

 

 

 

 

 

 

 

Weighted-

 

 

 

 

 

 

 

 

 

Weighted-

 

Average

 

 

 

 

 

 

 

 

 

Average

 

Remaining

 

 

 

 

 

Shares

 

 

 

Exercise

 

Contractual

 

Aggregate

 

 

Available

 

Options

 

Price

 

Life

 

Intrinsic

 

    

For Grant

    

Outstanding

    

Per Share

    

(in years)

 

Value(a)

Balance at December 31, 2016

 

5

 

19,222

 

$

0.10

 

9.4

 

 

  

Balance at December 31, 2017

 

5

 

19,222

 

$

0.10

 

8.4

 

$

6,639

Balance at December 31, 2018

 

5

 

19,222

 

$

 0.10

 

 7.4

 

$

 6,956

Vested and expected to vest as of December 31, 2018

 

 

 

19,222

 

$

0.10

 

7.4

 

$

6,956

Exercisable at December 31, 2018

 

 

 

11,146

 

$

0.09

 

7.4

 

$

4,119


(a)

The aggregate intrinsic value is calculated as the difference between the stock option exercise price and the estimated fair value of the Company’s common stock of $0.46 and $0.44 per share as of December 31, 2018 and 2017.

Share-based Payment Arrangement, Option, Exercise Price Range [Table Text Block]

A summary of the Company’s stock options as of September 30, 2019 is as follows (in thousands, except exercise prices):

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Options Outstanding

 

Options Exercisable

 

Range of Exercise Price

    

Weighted
Average
Exercise
Price

    

Outstanding
Number of
Options

    

Weighted
Average
Exercise
Price

    

Weighted
Average
Remaining
Life In Years

    

Exercisable
Number of
Options

 

$1.11 – $1.38

 

$

1.11 

 

73 

 

$

1.11 

 

2.2 

 

73 

 

1.39 – 3.05

 

 

1.39 

 

37 

 

 

1.39 

 

2.9 

 

37 

 

3.06 – 196.79

 

 

3.06 

 

580 

 

 

3.06 

 

7.2 

 

399 

 

196.80 – 656.40

 

 

370.21 

 

41 

 

 

370.21 

 

0.7 

 

41 

 

 

 

$

23.38 

 

731 

 

$

30.07 

 

5.8 

 

550