INTERNATIONAL GAME TECHNOLOG

CUSIP: 459902102 Class: Common

MARSHALL WACE, LLP's Holding History (CIK: 0001318757)

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

Q1 2015
Shares 317,699 Value ($000) $5,531 Avg Close — Range —
Q4 2014
Shares 425,105 Value ($000) $7,333 Avg Close — Range —
Q3 2014
Shares 182,822 Value ($000) $3,084 Avg Close — Range —
Q2 2014
Shares 127,600 Value ($000) $2,030 Avg Close — Range —
Q1 2014
Shares 23,700 Value ($000) $333 Avg Close — Range —