BLACK BOX CORP DEL

CUSIP: 091826107 Class: COMMON STOCK

VANGUARD GROUP INC's Holding History (CIK: 0000102909)

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

Q4 2018
Shares 419,890 Value ($000) $454 Avg Close — Range —
Q3 2018
Shares 536,140 Value ($000) $553 Avg Close — Range —
Q2 2018
Shares 483,483 Value ($000) $979 Avg Close — Range —
Q1 2018
Shares 414,482 Value ($000) $829 Avg Close — Range —
Q4 2017
Shares 339,082 Value ($000) $1,204 Avg Close — Range —
Q3 2017
Shares 800,810 Value ($000) $2,603 Avg Close — Range —
Q2 2017
Shares 736,315 Value ($000) $6,295 Avg Close — Range —
Q1 2017
Shares 695,437 Value ($000) $6,224 Avg Close — Range —
Q4 2016
Shares 764,137 Value ($000) $11,653 Avg Close — Range —
Q3 2016
Shares 762,461 Value ($000) $10,598 Avg Close — Range —
Q2 2016
Shares 759,357 Value ($000) $9,932 Avg Close — Range —
Q1 2016
Shares 730,762 Value ($000) $9,843 Avg Close — Range —
Q4 2015
Shares 621,625 Value ($000) $5,925 Avg Close — Range —
Q3 2015
Shares 941,311 Value ($000) $13,875 Avg Close — Range —
Q2 2015
Shares 1,138,343 Value ($000) $22,767 Avg Close — Range —
Q1 2015
Shares 1,084,742 Value ($000) $22,704 Avg Close — Range —
Q4 2014
Shares 1,039,213 Value ($000) $24,837 Avg Close — Range —
Q3 2014
Shares 1,022,470 Value ($000) $23,844 Avg Close — Range —
Q2 2014
Shares 1,046,769 Value ($000) $24,536 Avg Close — Range —
Q1 2014
Shares 1,029,650 Value ($000) $25,061 Avg Close — Range —
Q4 2013
Shares 1,000,821 Value ($000) $29,824 Avg Close — Range —
Q3 2013
Shares 973,141 Value ($000) $29,818 Avg Close — Range —
Q2 2013
Shares 894,760 Value ($000) $22,655 Avg Close — Range —