RUBICON TECHNOLOGY INC

CUSIP: 78112T107 Class: COM

UBS Group AG's Holding History (CIK: 0001610520)

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

Q1 2017
Shares 22,105 Value ($000) $18 Avg Close — Range —
Q4 2016
Shares 1,400 Value ($000) $1 Avg Close — Range —
Q3 2016
Shares 1,600 Value ($000) $1 Avg Close — Range —
Q2 2016
Shares 1,600 Value ($000) $1 Avg Close — Range —
Q1 2016
Shares 1,600 Value ($000) $1 Avg Close — Range —
Q4 2015
Shares 3,679 Value ($000) $4 Avg Close — Range —
Q3 2015
Shares 68,164 Value ($000) $70 Avg Close — Range —
Q2 2015
Shares 104,590 Value ($000) $254 Avg Close — Range —
Q1 2015
Shares 126,481 Value ($000) $498 Avg Close — Range —
Q4 2014
Shares 132,152 Value ($000) $604 Avg Close — Range —