RUBICON TECHNOLOGY INC

CUSIP: 78112T107 Class: COM

RENAISSANCE TECHNOLOGIES LLC's Holding History (CIK: 0001037389)

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

Q1 2017
Shares 896,000 Value ($000) $746 Avg Close — Range —
Q4 2016
Shares 832,900 Value ($000) $500 Avg Close — Range —
Q3 2016
Shares 706,900 Value ($000) $445 Avg Close — Range —
Q2 2016
Shares 690,100 Value ($000) $469 Avg Close — Range —
Q1 2016
Shares 505,500 Value ($000) $369 Avg Close — Range —
Q4 2015
Shares 397,691 Value ($000) $453 Avg Close — Range —
Q3 2015
Shares 286,400 Value ($000) $295 Avg Close — Range —
Q2 2015
Shares 254,400 Value ($000) $618 Avg Close — Range —
Q1 2015
Shares 127,200 Value ($000) $501 Avg Close — Range —
Q4 2014
Shares 117,085 Value ($000) $535 Avg Close — Range —
Q3 2014
Shares 203,500 Value ($000) $865 Avg Close — Range —