INTERNATIONAL RECTIFIER CORP

CUSIP: 460254105 Class: COMMON STOCK

Swiss National Bank's Holding History (CIK: 0001582202)

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

Q4 2014
Shares 79,700 Value ($000) $3,180 Avg Close — Range —
Q3 2014
Shares 77,800 Value ($000) $3,053 Avg Close — Range —
Q2 2014
Shares 79,400 Value ($000) $2,215 Avg Close — Range —
Q1 2014
Shares 79,400 Value ($000) $2,176 Avg Close — Range —
Q4 2013
Shares 68,200 Value ($000) $1,778 Avg Close — Range —
Q3 2013
Shares 66,200 Value ($000) $1,640 Avg Close — Range —
Q2 2013
Shares 63,500 Value ($000) $1,330 Avg Close — Range —