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STOCK BASED COMPENSATION (Tables)

3 Months Ended

Sep. 30, 2012

Stock-based compensation expense

The following table shows total stock-based compensation expense included in the Condensed Consolidated Statements of Operations for the months ended September 30, 2012 and 2011 (in thousands):

		Three Months Ended September 30,
		2012				2011
Cost of sales		$	81			$	6
Research and development			266				116
Sales, general and administrative			309				229
		$	656			$	351

Option activity for Company's stock incentive plans

The following is a summary of option activity for the Company’s stock incentive plans for the three months ended September 30, 2012:

		Common Stock Options Outstanding
		Number of Shares				Weighted Average Exercise Price				Weighted Average Remaining Contractual Life (Years)				Aggregate Intrinsic Value
														(In thousands)
Balance, June 30, 2012			3,347,445				1.45
Granted			—				—
Exercised			(29,705	)			3.42
Forfeitures and cancellations			(11,803	)			5.53
Balance, September 30, 2012			3,305,937			$	1.42				6.34			$	34,809
Vested and expected to vest as of September 30, 2012			3,274,056			$	1.39				6.32			$	34,570
Vested and exercisable as of September 30, 2012			2,563,713			$	0.63				5.83			$	28,903

Fair value of employee stock options

2011, the fair value of employee stock options was estimated using the following weighted average assumptions:

		Three Months Ended September 30, 2011
Expected term						6.1 years
Expected volatility			49	%
Risk-free interest rate			1.8	%
Expected dividend yield			—
Weighted average grant date fair value		$	4.03

Activity of RSUs

The following table summarizes the activity of the RSUs made by the Company:

		Number of Shares				Weighted Average Grant Date Fair Value
Non-vested RSUs, June 30, 2012			453,620			$	9.42
RSUs granted			257,500				13.86
RSUs vested			(7,290	)			12.14
RSUs cancelled			(10,000	)			28.78
Non-vested RSUs, September 30, 2012			693,830			$	10.76

X

- Definition

Tabular disclosure of the allocation of equity-based compensation costs to a given line item on the balance sheet and income statement for the period. This may include the reporting line for the costs and the amount capitalized and expensed.

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Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited during the year.

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Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year.

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