RUBICON TECHNOLOGY INC

CUSIP: 78112T107 Class: COM

ProShare Advisors LLC's Holding History (CIK: 0001357955)

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

Q3 2014
Shares 10,879 Value ($000) $46 Avg Close — Range —
Q2 2014
Shares 13,536 Value ($000) $118 Avg Close — Range —
Q1 2014
Shares 21,875 Value ($000) $247 Avg Close — Range —
Q3 2013
Shares 11,613 Value ($000) $141 Avg Close — Range —
Q2 2013
Shares 11,650 Value ($000) $93 Avg Close — Range —