EXHIBIT 2
IDENTIFICATION AND CLASSIFICATION OF MEMBERS OF THE GROUP
Ardsley Advisory Partners LP
Ardsley Advisory Partners GP LLC
Ardsley Partners I GP LLC
Philip J. Hempleman
Ardsley Partners Fund II, L.P.
Ardsley Partners Advanced Healthcare Fund, L.P.
Ardsley Duckdive Fund, L.P.
Ardsley Healthcare Fund, L.P.
Ardsley Partners Renewable Energy Fund, L.P.
Ardsley Ridgecrest Partners Fund, L.P.
