RUBICON TECHNOLOGY INC

CUSIP: 78112t107 Class: COM

Ancora Advisors LLC's Holding History (CIK: 0001446114)

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

Q1 2017
Shares 160,700 Value ($000) $134 Avg Close — Range —
Q4 2016
Shares 160,700 Value ($000) $96 Avg Close — Range —
Q3 2016
Shares 160,700 Value ($000) $101 Avg Close — Range —
Q2 2016
Shares 160,700 Value ($000) $109 Avg Close — Range —
Q4 2015
Shares 59,000 Value ($000) $270 Avg Close — Range —
Q3 2015
Shares 160,700 Value ($000) $166 Avg Close — Range —
Q2 2015
Shares 91,500 Value ($000) $222 Avg Close — Range —
Q4 2014
Shares 59,000 Value ($000) $270 Avg Close — Range —