The company has declared a 100% stock dividend on its common stock will not be considered while calculating the earnings per common shares should be.
Earnings per share = Net Income / Number of equity shares.
where Net Income = $1,520,000
Common equity shares = 300,000
Earnings per share = $1,520,000 / 300,000
Earnings per share = $5.07
Therefore, earnings per common share for year 2015 for Rice Corporation is $5.07