RUBICON TECHNOLOGY INC

CUSIP: 78112T107 Class: COM

B. Riley Wealth Advisors, Inc.'s Holding History (CIK: 0001464811)

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

Q4 2014
Shares 1,200 Value ($000) $5 Avg Close — Range —
Q2 2014
Shares 1,200 Value ($000) $10,500 Avg Close — Range —