BLACK BOX CORP DEL

CUSIP: 091826107 Class: COMMON STOCK

TEACHER RETIREMENT SYSTEM OF TEXAS's Holding History (CIK: 0000796848)

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

Q1 2016
Shares 1,875 Value ($000) $25 Avg Close — Range —
Q4 2015
Shares 1,396 Value ($000) $13 Avg Close — Range —
Q3 2015
Shares 1,891 Value ($000) $28 Avg Close — Range —
Q2 2015
Shares 576 Value ($000) $12 Avg Close — Range —
Q1 2015
Shares 468 Value ($000) $10 Avg Close — Range —
Q4 2014
Shares 455 Value ($000) $11 Avg Close — Range —
Q3 2014
Shares 557 Value ($000) $13 Avg Close — Range —
Q2 2014
Shares 589 Value ($000) $14 Avg Close — Range —
Q1 2014
Shares 589 Value ($000) $14 Avg Close — Range —
Q4 2013
Shares 600 Value ($000) $18 Avg Close — Range —
Q3 2013
Shares 2,111 Value ($000) $65 Avg Close — Range —
Q2 2013
Shares 1,110 Value ($000) $28 Avg Close — Range —