Stock Options

12 Months Ended

Apr. 30, 2014

Compensation and Retirement Disclosure [Abstract]

Stock Options

(6) Stock Options

The Company has a 2001 incentive and non-statutory stock option plan for the purpose of permitting certain key employees to acquire equity in the Company and to promote the growth and profitability of the Company by attracting and retaining key employees. In general, the plan allows granting of up to 300,000 shares of the Company’s Common Stock at an option price to be no less than the fair market value of the Company’s Common Stock on the date such options are granted. Currently, options granted under the plan vest ratably on the annual anniversary date of the grants. Vesting periods for options currently granted under the plan range from one to five years. At April 30, 2014, 239,246 of the outstanding options are exercisable. No further options may be granted under this plan. The Company also has a 2011 incentive and non-statutory stock option plan for the purpose of permitting certain key employees and consultants to acquire equity in the Company and to promote the growth and profitability of the Company by attracting and retaining key employees. No executive officer or director of the Company is eligible to receive options under the 2011 plan. In general, the plan allows granting of up to 33,333 shares of the Company’s Common Stock at an option price to be no less than the fair market value of the Company’s Common Stock on the date such options are granted. Options granted under the plan vest ratably on the annual anniversary date of the grants. There have been 25,000 shares granted under this plan. At April 30, 2014, 12,500 of the outstanding options are exercisable.

The status of these plans for the three years ended April 30, 2014 is as follows:

	Options Outstanding
				Exercise		Weighted
				price		average
	Shares			per share		exercise price
Balance April 30, 2011		260,867			$ 7.68-47.88	$	16.72
Granted		48,000			6.36-6.72		6.59
Exercised		—			—		—
Expired		(55,884	)		6.72-47.88		21.67
Balance April 30, 2012		252,983			$ 6.36-24.54	$	13.70
Granted		41,667			2.44-4.14		4.14
Exercised		—			—		—
Expired		(14,408	)		6.72-24.54		15.49
Balance April 30, 2013		280,242			$ 2.44-24.54	$	12.04
Granted		—			—		—
Exercised		—			—		—
Expired		(34,665	)		6.72-24.54		10.41
Balance April 30, 2014		245,577			$ 2.44-19.20	$	12.27

All amounts shown have been adjusted to reflect the reverse 6-for-1 stock split effective March 18, 2013.

The Company periodically grants nonqualified stock options to non-employee directors of the Company. These options are granted for the purpose of retaining the services of directors who are not employees of the Company and to provide additional incentive for such directors to work to further the best interests of the Company and its shareholders. The options granted to these non-employee directors are exercisable at a price representing the fair value at the date of grant, and expire either five or ten years after date of grant. Vesting periods for options currently granted under the plan range from one to two years. At April 30, 2014, 18,667 of the outstanding options are exercisable.

The status of the non-employee director options for the three years ended April 30, 2014 is as follows:

	Options Outstanding
				Exercise		Weighted
				price		average
	Shares			per share		exercise price
Balance April 30, 2011		47,333			$ 11.94-47.88	$	20.25
Granted		—			—		—
Exercised		—			—		—
Expired		(9,333	)		28.20-47.88		36.64
Balance April 30, 2012		38,000			$ 11.94-24.54	$	16.23
Granted		—			—		—
Exercised		—			—		—
Expired		(6,667	)		17.94-19.98		19.16
Balance April 30, 2013		31,333			$ 11.94-24.54	$	15.60
Granted		—			—		—
Exercised		—			—		—
Expired		(12,666	)		15.42-24.54		17.34
Balance April 30, 2014		18,667			$ 11.94-15.42	$	14.43

All amounts shown have adjusted to reflect the reverse 6-for-1 stock split effective March 18, 2013.

Other Stock Option Expense

During the first quarter of the fiscal year ended April 30, 2009, the Company granted options to purchase 8,333 shares of the Company’s Common Stock to a privately held company in exchange for certain patents and other intellectual property. The options granted are exercisable at a price representing the fair value at the date of grant, were 100% exercisable on the date of grant and expire ten years after the date of grant. The calculated fair value of these options was approximately $121,000 and was determined using the Black-Scholes option-pricing model.