SUPERTEX INC

CUSIP: 868532102 Class: COM

PRELUDE CAPITAL MANAGEMENT, LLC's Holding History (CIK: 0001387508)

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

Q1 2014
Shares 4,572 Value ($000) $151 Avg Close — Range —
Q3 2013
Shares 1,150 Value ($000) $29 Avg Close — Range —