INVESTMENT TECHNOLOG

CUSIP: 46145F10 Class: COM

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP's Holding History (CIK: 0001164508)

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

Q3 2014
Shares 42,510 Value ($000) $670 Avg Close — Range —
Q4 2013
Shares 63,958 Value ($000) $1,315 Avg Close — Range —
Q3 2013
Shares 46,410 Value ($000) $730 Avg Close — Range —