Ardsley Advisory Partners Lp is no longer subject to Section 16 filing requirements. Form 4 or Form 5 obligations may continue.
Footnote 1. This Form 4 is being filed by Ardsley Advisory Partners LP (the "Advisor") on behalf of itself and Ardsley Advisory Partners GP LLC (the "Advisor General Partner"), Ardsley Partners I GP LLC (the "General Partner"), Ardsley Partners Renewable Energy Fund, L.P. (the "Renewable Energy Fund"), Ardsley Partners Advanced Healthcare Fund, L.P. (the "Advanced Healthcare Fund"), Ardsley Partners Fund II, L.P. (the "Fund II"), and Philip J. Hempleman ("Hempleman" and, together with the Advisor, the Advisor General Partner, the General Partner, the Renewable Energy Fund, the Advanced Healthcare Fund, and the Fund II, the "Reporting Persons"). The Advisor General Partner serves as general partner to the Advisor. The General Partner serves as general partner to the Renewable Energy Fund, the Advanced Healthcare Fund, and the Fund II. Hempleman services as managing member to the Advisor, the Advisor General Partner, and the General Partner. *This is a voluntary exit report. As the result of a recent share issuance by the Issuer, the Reporting Persons have less than a 10% ownership interest in the securities of the Issuer and are no longer subject to Section 16 in connection with their transactions in the Issuer's securities. Therefore, the Reporting Persons will no longer file any such transactions in Issuer's securities on Form 4 or Form 5.