10. CAPITAL STOCK (Tables)

12 Months Ended

May 31, 2016

Capital Stock Tables

Stock option transactions

    The following tables summarize the Company’s stock option and RSUs transactions during fiscal 2016, 2015 and 2014 (in thousands, except per share data):

	Available
	Shares
Balances, May 31, 2013		1,737
Options granted		(908	)
Options terminated		420
Plan shares expired		(104	)
Balances, May 31, 2014		1,145
Additional shares reserved		860
Options granted		(1,253	)
Options terminated		93
Balances, May 31, 2015		845
Additional shares reserved		800
Options granted		(92	)
RSUs granted		(35	)
Options terminated		329
Balances, May 31, 2016		1,847

	Outstanding Options
				Weighted
	Number			Average		Aggregate
	of			Exercise		Intrinsic
	Shares			Price		Value
Balances, May 31, 2013	2,956		$	1.79	$	964
Options granted	908		$	1.64
Options terminated	(420	)	$	5.51
Options exercised	(442	)	$	1.17
Balances, May 31, 2014	3,002		$	1.31	$	2,913
Options granted	1,253		$	2.38
Options terminated	(93	)	$	2.30
Options exercised	(476	)	$	1.33
Balances, May 31, 2015	3,686		$	1.66	$	2,946
Options granted	92		$	2.12
Options terminated	(329	)	$	1.93
Options exercised	(248	)	$	1.34
Balances, May 31, 2016	3,201		$	1.66	$	189
Options exercisable and expected to be exercisable at May 31, 2016	3,137		$	1.66	$	186

Options Outstanding

 The options outstanding and exercisable at May 31, 2016 were in the following exercise price ranges (in thousands, except per share data):

	Options Outstanding			Options Exercisable
	at May 31, 2016			at May 31, 2016
Range of Exercise Prices	Number Outstanding Shares	Weighted Average Remaining Contractual Life (Years)	Weighted Average Exercise Price	Number Exercisable Shares	Weighted Average Remaining Contractual Life (Years)	Weighted Average Exercise Price	Aggregate Intrinsic Value
$0.59-$0.97	579	2.82	$0.68	578	2.82	$0.68
$1.09-$1.40	1,143	3.12	$1.28	987	2.96	$1.28
$1.73-$2.06	248	4.70	$1.88	221	4.75	$1.90
$2.10-$2.71	1,231	5.45	$2.43	604	5.33	$2.46
$0.59-$2.71	3,201	4.08	$1.66	2,390	3.69	$1.49	$189