RUBICON TECHNOLOGY INC

CUSIP: 78112T107 Class: COM

STIFEL FINANCIAL CORP's Holding History (CIK: 0000720672)

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

Q1 2015
Shares 11,000 Value ($000) $43 Avg Close — Range —
Q4 2014
Shares 11,000 Value ($000) $50 Avg Close — Range —
Q3 2014
Shares 11,900 Value ($000) $51 Avg Close — Range —
Q2 2014
Shares 11,900 Value ($000) $104 Avg Close — Range —
Q1 2014
Shares 13,580 Value ($000) $153 Avg Close — Range —