The Reporting Person did not expend any funds to acquire the securities reported herein. The securities relate to stock options that were not exercised and expired unexercised; accordingly, no consideration was paid.

(a) The aggregate number of shares of Common Stock beneficially owned by Mr. Winfield is 1,590,074 shares, representing approximately 69.7% of the outstanding shares of Common Stock of the Issuer. (b) Mr. Winfield has sole voting and dispositive power over 1,590,074 shares of Common Stock. Mr. Winfield does not have shared voting or dispositive power with respect to any shares of Common Stock. (c) On March 16, 2026, an option previously held by Mr. Winfield to acquire 100,000 shares of Common Stock expired unexercised. As a result, those shares are no longer deemed beneficially owned by Mr. Winfield for purposes of Rule 13d-3. Except as set forth herein, there have been no transactions in the Common Stock by Mr. Winfield during the past 60 days. Such beneficial ownership consists of (i) 1,456,879 shares of Common Stock held directly, and (ii) 133,195 shares of Common Stock issuable upon the exercise of stock options that are currently exercisable or exercisable within 60 days. The foregoing percentage is based on (i) 2,148,812 shares of Common Stock outstanding, as reported by the Issuer, plus (ii) 133,195 shares of Common Stock issuable to Mr. Winfield upon exercise of options exercisable within 60 days.