RUBICON TECHNOLOGY INC

CUSIP: 78112T107 Class: COM

CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM's Holding History (CIK: 0000919079)

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

Q1 2017
Shares 61,300 Value ($000) $51 Avg Close — Range —
Q4 2016
Shares 61,300 Value ($000) $38 Avg Close — Range —
Q3 2016
Shares 61,300 Value ($000) $39 Avg Close — Range —
Q2 2016
Shares 61,300 Value ($000) $42 Avg Close — Range —
Q1 2016
Shares 61,300 Value ($000) $45 Avg Close — Range —
Q4 2015
Shares 61,300 Value ($000) $70 Avg Close — Range —
Q3 2015
Shares 61,300 Value ($000) $63 Avg Close — Range —
Q2 2015
Shares 61,300 Value ($000) $149 Avg Close — Range —
Q1 2015
Shares 61,300 Value ($000) $247 Avg Close — Range —
Q4 2014
Shares 61,300 Value ($000) $247 Avg Close — Range —
Q3 2014
Shares 17,900 Value ($000) $76 Avg Close — Range —
Q2 2014
Shares 17,900 Value ($000) $157 Avg Close — Range —
Q1 2014
Shares 17,900 Value ($000) $200 Avg Close — Range —
Q4 2013
Shares 137,800 Value ($000) $1,331 Avg Close — Range —
Q3 2013
Shares 138,420 Value ($000) $1,676 Avg Close — Range —
Q2 2013
Shares 138,420 Value ($000) $1,109 Avg Close — Range —