SUPERTEX INC

CUSIP: 868532102 Class: COM

D. E. Shaw & Co., Inc.'s Holding History (CIK: 0001009207)

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

Q1 2014
Shares 12,254 Value ($000) $404 Avg Close — Range —
Q4 2013
Shares 13,822 Value ($000) $346 Avg Close — Range —
Q3 2013
Shares 12,850 Value ($000) $326 Avg Close — Range —
Q2 2013
Shares 19,570 Value ($000) $468 Avg Close — Range —