BLACKROCK INC

CUSIP: 09247X10 Class: COM

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

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

Q4 2013
Shares 323,891 Value ($000) $102,502 Avg Close — Range —
Q3 2013
Shares 46,157 Value ($000) $12,491 Avg Close — Range —