INTERNATIONAL RECTIFIER CORP

CUSIP: 460254105 Class: COMMON STOCK

STATE OF MICHIGAN RETIREMENT SYSTEM's Holding History (CIK: 0000762152)

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

Q4 2014
Shares 34,050 Value ($000) $1,359 Avg Close — Range —
Q3 2014
Shares 33,950 Value ($000) $1,332 Avg Close — Range —
Q2 2014
Shares 33,550 Value ($000) $936 Avg Close — Range —
Q1 2014
Shares 33,550 Value ($000) $919 Avg Close — Range —
Q4 2013
Shares 33,250 Value ($000) $867 Avg Close — Range —
Q3 2013
Shares 32,950 Value ($000) $816 Avg Close — Range —
Q2 2013
Shares 31,950 Value ($000) $669 Avg Close — Range —