INTERNATIONAL RECTIFIER CORP

CUSIP: 460254105 Class: COMMON STOCK

ACADIAN ASSET MANAGEMENT LLC's Holding History (CIK: 0000916542)

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

Q2 2014
Shares 171,667 Value ($000) $4,789 Avg Close — Range —
Q1 2014
Shares 53,042 Value ($000) $1,454 Avg Close — Range —
Q4 2013
Shares 11,712 Value ($000) $305 Avg Close — Range —