SUNPOWER CORP

CUSIP: 867652406 Class: Common Stock

OBERWEIS ASSET MANAGEMENT INC/'s Holding History (CIK: 0000937886)

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

Q2 2014
Shares 18,000 Value ($000) $738 Avg Close — Range —
Q1 2014
Shares 25,500 Value ($000) $823 Avg Close — Range —
Q4 2013
Shares 38,200 Value ($000) $1,139 Avg Close — Range —
Q3 2013
Shares 34,100 Value ($000) $892 Avg Close — Range —
Q2 2013
Shares 42,200 Value ($000) $874 Avg Close — Range —