| (a. & b.) According to the Issuer's Annual Report on Form 20-F filed with the Commission on March 18, 2019, the Issuer had 25,559,964 Shares outstanding as of March 15, 2019. Based on the foregoing, the following persons report beneficial ownership of the following Shares: Abra owns an aggregate of 1,829,027 Shares, representing 7.16% of the Issuer's issued and outstanding Shares. Zafirakis indirectly may be deemed to beneficially own 1,829,027 Shares in aggregate, representing 7.16% of the Issuer's issued and outstanding shares, through Abra, as the result of his ability to control such entity. Abra has the sole power to vote or direct the vote of 0 Shares and has the shared power to vote or direct the vote of 1,829,027 Shares, representing 7.16% of the Issuer's issued and outstanding Shares. Zafirakis has the sole power to vote or direct the vote of 0 Shares and has the shared power to vote or direct the vote of 1,829,027 Shares, in aggregate, representing 7.16% of the Issuer's issued and outstanding Shares, through Abra. (c.) As set forth in Item 3, the Reporting Persons acquired an aggregate of 15,370 Shares pursuant to awards granted by the Issuer under the Issuer’s equity incentive plan and 819,296 Shares pursuant to a one-time special equity award by the Issuer to Abra in February 2019 and acquired 994,361 Shares in open market transactions using working capital, as set forth in Schedule A. To the best of the Reporting Persons’ knowledge, transactions in the Shares effected by the Reporting Persons during the past 60 days are set forth on Schedule A to this Schedule 13D. (d.) No other person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, any of the Shares beneficially owned by the Reporting Persons. (e.) Not applicable. | |