RUBICON TECHNOLOGY INC

CUSIP: 78112T107 Class: COM

RHUMBLINE ADVISERS's Holding History (CIK: 0001115418)

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

Q1 2015
Shares 35,572 Value ($000) $140 Avg Close — Range —
Q4 2014
Shares 33,197 Value ($000) $152 Avg Close — Range —
Q3 2014
Shares 33,372 Value ($000) $142 Avg Close — Range —
Q2 2014
Shares 33,197 Value ($000) $290 Avg Close — Range —
Q1 2014
Shares 26,334 Value ($000) $297 Avg Close — Range —
Q4 2013
Shares 25,344 Value ($000) $252 Avg Close — Range —
Q3 2013
Shares 26,844 Value ($000) $325 Avg Close — Range —
Q2 2013
Shares 26,966 Value ($000) $216 Avg Close — Range —