Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Tables)

Stock-Based Compensation (Tables)

6 Months Ended

Sep. 30, 2017

Summary of stock-based compensation expense by statement of operations line item

The following table summarizes, by statement of operations line item, stock-based compensation expense for the Company’s three and six months ended September 30, 2017 and 2016 (in thousands):


	Three Months Ended				Six Months Ended
	September 30,				September 30,
	2017		2016		2017		2016
Cost of goods sold	$	18	$	14	$	38	$	29
Research and development		5		13		12		16
Selling, general and administrative		130		214		257		434
Stock-based compensation expense	$	153	$	241	$	307	$	479

Summary of stock option activity



				Weighted-
				Average
		Weighted-		Remaining	Aggregate
		Average		Contractual	Intrinsic
	Shares	Exercise Price		Term	Value
				(in years)
Options outstanding at March 31, 2017	314,537	$	15.48
Granted	—	$	—
Exercised	—	$	—
Forfeited, cancelled or expired	(4,000)	$	24.25
Options outstanding at September 30, 2017	310,537	$	15.37	4.9		—
Options fully vested at September 30, 2017 and those expected to vest beyond September 30, 2017	310,537	$	15.37	4.9		—
Options exercisable at September 30, 2017	245,693	$	18.98	3.9		—

Schedule of weighted-average assumptions used to calculate the estimated fair value of each stock option


	Three and Six Months Ended
	September 30, 2016
Risk-free interest rates		1.3	%
Expected lives (in years)		5.7
Dividend yield		—	%
Expected volatility		133.9	%
Weighted average grant date fair value of options granted during the period	$	1.52

Summary of restricted stock unit and performance restricted stock unit activity


		Weighted
		Average Grant
		Date Fair
Restricted Stock and Performance Restricted Stock Units	Shares	Value
Nonvested restricted stock units outstanding at March 31, 2017	316,709	$	2.85
Granted	474,848		0.64
Vested and issued	(212,924)		2.76
Forfeited	(9,513)		2.49
Nonvested restricted stock units outstanding at September 30, 2017	569,120		1.05
Restricted stock units expected to vest beyond September 30, 2017	569,097	$	1.05

Schedule of additional information on restricted stock units


	Three Months Ended				Six Months Ended
	September 30,				September 30,
	2017		2016		2017		2016
Restricted stock compensation expense (in thousands)	$	144	$	188	$	287	$	375
Aggregate fair value of restricted stock units vested and issued (in thousands)	$	130	$	85	$	137	$	107
Weighted average grant date fair value of restricted stock units granted during the period	$	0.62	$	1.71	$	0.67	$	1.71

Schedule of restricted stock award activity


	Three Months Ended				Six Months Ended
	September 30,				September 30,
	2017		2016		2017		2016
Restricted stock awards compensation expense (in thousands)	$	1	$	50	$	3	$	101
Restricted stock awards granted		1,953		29,910		3,969		62,111
Weighted average grant date fair value of restricted stock awards granted during the period	$	0.64	$	1.69	$	0.63	$	1.63