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STOCKHOLDERS' EQUITY
12 Months Ended
Jun. 30, 2018
STOCKHOLDERS' EQUITY  
STOCKHOLDERS' EQUITY

8. STOCKHOLDERS’ EQUITY

Preferred Stock

The Company has 10,000,000 authorized and unissued shares of $.01 par value Preferred Stock as of June 30, 2018 and 2017.

Common Stock Issuances

During the fiscal years ended June 30, 2018,  2017 and 2016, options to purchase 48,123,  17,198 and 2,500 shares, respectively, were exercised, resulting in proceeds of approximately $2.9 million, $0.5 million and $0.1 million, respectively.