Share-Based Compensation (Tables)

9 Months Ended

Sep. 30, 2015

Share-based Compensation Tables

Stock-based employee compensation expense

The following table shows the amount of share-based compensation expense included in each line item of the consolidated statements of operations for each period shown:

		Three Months Ended				Nine Months Ended
		September 30,				September 30,
(in thousands)		2015		2014		2015		2014
Cost of product revenue	$	7	$	-	$	15	$	-
Cost of contract revenue		-		27		-		27
Research and development expense		82		36		198		23
Sales, marketing, general and administrative expense		205		148		505		667
Total share-based compensation expense	$	294	$	211	$	718	$	717

Options activity and positions

The following table summarizes shares, weighted-average exercise price, weighted-average remaining contractual term and aggregate intrinsic value of options outstanding and options exercisable as of September 30, 2015:

				Weighted-
			Weighted-	Average
			Average	Remaining		Aggregate
			Exercise	Contractual		Intrinsic
	Shares		Price	Term (years)		Value
Outstanding as of September 30, 2015	3,180,000	$	5.53	7.5	$	2,259,000
Exercisable as of September 30, 2015	1,595,000	$	8.43	6.0	$	1,274,000