Stock-Based Compensation (Tables)

3 Months Ended

Mar. 31, 2019

Stock-Based Compensation

Summary of Stock Option Activity

		Options Outstanding
			Weighted-		Weighted-
	Options and		Average		Average
	Awards		Exercise		Remaining	Aggregate
	Available for	Number of	Price Per		Contractual	Intrinsic
	Grant	Options	Share		Life (years)	Value
						(In thousands)
Balance—December 31, 2018	764,145	1,475,299	$	7.60	7.8	$	284
Authorized	512,864	—		—
RSUs granted	(92,000)	—		—
RSUs cancelled/forfeited	7,250	—		—
Options granted	(417,000)	417,000		6.54
Options exercised	—	(2,705)		4.83		$	80
Options cancelled/forfeited	92,250	(93,491)		9.04
Balance—March 31, 2019	867,509	1,796,103	$	7.28	8.2	$	1,468
Options exercisable—March 31, 2019		727,511	$	6.82	7.1	$	901

Schedule of Restricted Stock Unit Activity

	RSUs Outstanding
		Weighted-
		Average
	Number of	Grant Date
	Restricted Stock	Fair Value Per
	Units	Share
Balance—December 31, 2018	93,560	$	8.38
Granted	92,000		6.57
Vested	(9,902)		8.93
Cancelled/forfeited	(7,250)		8.22
Balance—March 31, 2019	168,408	$	7.36

Summary of Stock-Based Compensation Expense

The Company recognized stock-based compensation expense from awards granted to employees and non-employees under its equity incentive plans and from its ESPP as follows, excluding amounts related to GLOBALFOUNDRIES, Inc. (GF) (in thousands):

	Three Months Ended
	2019		2018
Research and development	$	147	$	108
General and administrative		509		433
Sales and marketing		48		84
Total	$	704	$	625