BLACKROCK INC

CUSIP: 09247x101 Class: Common

CONTRAVISORY INVESTMENT MANAGEMENT, INC.'s Holding History (CIK: 0001365707)

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

Q1 2017
Shares 5 Value ($000) $2 Avg Close — Range —
Q4 2016
Shares 5 Value ($000) $2 Avg Close — Range —
Q3 2016
Shares 5 Value ($000) $2 Avg Close — Range —