BLACKROCK INC

CUSIP: 09247X101 Class: COM

Port Capital LLC's Holding History (CIK: 0001729212)

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

Q4 2018
Shares 2,796 Value ($000) $1,098 Avg Close — Range —
Q3 2018
Shares 2,787 Value ($000) $1,314 Avg Close — Range —
Q2 2018
Shares 2,773 Value ($000) $1,384 Avg Close — Range —
Q1 2018
Shares 2,725 Value ($000) $1,476 Avg Close — Range —
Q4 2017
Shares 3,608 Value ($000) $1,853 Avg Close — Range —