SUPERTEX INC

CUSIP: 868532102 Class: COM

Herald Investment Management Ltd's Holding History (CIK: 0001512022)

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

Q1 2014
Shares 130,000 Value ($000) $4,287 Avg Close — Range —
Q4 2013
Shares 130,000 Value ($000) $3,255 Avg Close — Range —
Q3 2013
Shares 130,000 Value ($000) $3,277 Avg Close — Range —
Q2 2013
Shares 130,000 Value ($000) $3,108 Avg Close — Range —