Earnings Per Share (Tables)

6 Months Ended

Nov. 30, 2015

Loss Per Share of Common Stock -

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share

Greystone excludes equity instruments from the calculation of diluted earnings per share if the effect of including such instruments is anti-dilutive, as follows:

	2015		2014
Six-month periods ended November 30:
Options to purchase common stock		675,000		1,400,000
Preferred stock convertible into common stock		3,333,333		3,333,333
Total		4,008,333		4,733,333
Three-month periods ended November 30:
Options to purchase common stock		675,000		1,400,000
Preferred stock convertible into common stock		3,333,333		3,333,333
Total		4,008,333		4,733,333

Schedule of Computation of Basic and Diluted Earnings Per Share

The following tables set forth the computation of basic and diluted earnings per share for the six-month and three-month periods ended November 30, 2015 and 2014:

	2015			2014
Six-month periods ended November 30:
Numerator -
Net loss available to common stockholders	$	(113,735	)	$	(581,623	)
Denominator -
Weighted-average shares outstanding - basic		27,520,217			26,591,666
Incremental shares from assumed conversion of options		-			-
Diluted shares		27,520,217			26,591,666
Loss per share -
Basic and Diluted	$	(0.00	)	$	(0.02	)
Three-month periods ended November 30:
Numerator -
Net loss available to common stockholders	$	(22,420	)	$	(796,121	)
Denominator -
Weighted-average shares outstanding - basic		27,630,432			26,723,564
Incremental shares from assumed conversion of options		-			-
Diluted shares		27,630,432			26,723,564
Loss per share -
Basic and Diluted	$	(0.00	)	$	(0.03	)