RUBICON TECHNOLOGY INC

CUSIP: 78112T107 Class: COM

HIGHLAND CAPITAL MANAGEMENT, LLC's Holding History (CIK: 0000860486)

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

Q3 2015
Shares 500 Value ($000) $1 Avg Close — Range —
Q2 2015
Shares 500 Value ($000) $1 Avg Close — Range —