INTERNATIONAL RECTIFIER CORP

CUSIP: 460254105 Class: COMMON STOCK

Arizona State Retirement System's Holding History (CIK: 0001558481)

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

Q4 2014
Shares 44,641 Value ($000) $1,781 Avg Close — Range —
Q3 2014
Shares 46,041 Value ($000) $1,806 Avg Close — Range —
Q2 2014
Shares 48,141 Value ($000) $1,343 Avg Close — Range —
Q1 2014
Shares 47,041 Value ($000) $1,288 Avg Close — Range —
Q4 2013
Shares 51,741 Value ($000) $1,348 Avg Close — Range —
Q3 2013
Shares 54,941 Value ($000) $1,360 Avg Close — Range —
Q2 2013
Shares 53,141 Value ($000) $1,112 Avg Close — Range —
Q1 2013
Shares 55,741 Value ($000) $1,178 Avg Close — Range —