INTERNATIONAL RECTIFIER CORP

CUSIP: 460254105 Class: COMMON STOCK

PRICE T ROWE ASSOCIATES INC /MD/'s Holding History (CIK: 0000080255)

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

Q4 2014
Shares 23,020 Value ($000) $918 Avg Close — Range —
Q3 2014
Shares 20,320 Value ($000) $797 Avg Close — Range —
Q2 2014
Shares 20,320 Value ($000) $567 Avg Close — Range —
Q1 2014
Shares 20,320 Value ($000) $557 Avg Close — Range —
Q4 2013
Shares 20,320 Value ($000) $530 Avg Close — Range —
Q3 2013
Shares 20,320 Value ($000) $503 Avg Close — Range —
Q2 2013
Shares 20,320 Value ($000) $426 Avg Close — Range —