IROBOT CORP

CUSIP: 46272610 Class: COM

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

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

Q3 2016
Shares 449,697 Value ($000) $19,778 Avg Close — Range —
Q2 2016
Shares 119,871 Value ($000) $4,205 Avg Close — Range —