RUBICON TECHNOLOGY INC

CUSIP: 78112T107 Class: COM

ARDSLEY ADVISORY PARTNERS LP's Holding History (CIK: 0000900529)

Note: Option positions (PUT/CALL) are excluded.

Q1 2014
Shares 67,400 Value ($000) $761 Avg Close — Range —
Q3 2013
Shares 10,000 Value ($000) $121 Avg Close — Range —