BLACKROCK INC

CUSIP: 09247X101 Class: COM

PDT Partners, LLC's Holding History (CIK: 0001564702)

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

Q1 2015
Shares 42,887 Value ($000) $15,690 Avg Close — Range —
Q3 2014
Shares 38,447 Value ($000) $12,623 Avg Close — Range —
Q2 2013
Shares 61,782 Value ($000) $15,869 Avg Close — Range —