Annual report pursuant to Section 13 and 15(d)

Stockholders' Equity (Tables)

Stockholders' Equity (Tables)

12 Months Ended

Mar. 31, 2019

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 fiscal years ended March 31, 2019 and 2018 (in thousands):


		Year Ended
		March 31,
		2019			2018
Cost of goods sold		$	51		$	52
Research and development			32			21
Selling, general and administrative			824			513
Stock-based compensation expense		$	907		$	586

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, 2018		212,392		$	20.71
Granted		—		$	—
Exercised		—		$	—
Forfeited, cancelled or expired		(37,448)		$	19.64
Options outstanding at March 31, 2019		174,944		$	20.94		2.3			—
Options fully vested at March 31, 2019 and those expected to vest beyond March 31, 2019		174,944		$	20.94		2.3			—
Options exercisable at March 31, 2019		174,944		$	20.94		2.3			—

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


		Fiscal Year Ended
		March 31, 2019
Risk-free interest rate		2.5%
Contractual term		5 years
Expected volatility		76%

Restricted stock units

Summary of restricted stock activity


				Weighted
				Average Grant
				Date Fair
Restricted Stock Units and Performance Restricted Stock Units		Shares		Value
Nonvested restricted stock units outstanding at March 31, 2018		2,011,611		$	0.90
Granted		1,011,356			1.16
Vested and issued		(754,174)			0.90
Forfeited		(51,360)			0.93
Nonvested restricted stock units outstanding at March 31, 2019		2,217,433			1.02
Restricted stock units expected to vest beyond March 31, 2019		2,217,410		$	1.02

Schedule of additional information


			Year Ended
			March 31,
			2019			2018
Restricted stock compensation expense (in thousands)			$	907		$	566
Aggregate fair value of restricted stock units vested and issued (in thousands)			$	748		$	157
Weighted average grant date fair value of restricted stock units granted during the period			$	0.98		$	0.83