BLACKROCK INC

CUSIP: 09247X101 Class: COM

Horizon Investment Services, LLC's Holding History (CIK: 0001426940)

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

Q1 2014
Shares 889 Value ($000) $268 Avg Close — Range —
Q4 2013
Shares 648 Value ($000) $205 Avg Close — Range —
Q3 2013
Shares 976 Value ($000) $264 Avg Close — Range —
Q2 2013
Shares 10,867 Value ($000) $2,791 Avg Close — Range —