BLACK BOX CORP DEL

CUSIP: 091826107 Class: COMMON STOCK

TEXAS PERMANENT SCHOOL FUND CORP's Holding History (CIK: 0001223779)

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

Q3 2017
Shares 11,051 Value ($000) $36 Avg Close — Range —
Q2 2017
Shares 10,926 Value ($000) $93 Avg Close — Range —
Q1 2017
Shares 10,967 Value ($000) $98 Avg Close — Range —
Q4 2016
Shares 11,048 Value ($000) $168 Avg Close — Range —
Q3 2016
Shares 11,540 Value ($000) $160 Avg Close — Range —
Q2 2016
Shares 11,484 Value ($000) $150 Avg Close — Range —
Q1 2016
Shares 12,304 Value ($000) $166 Avg Close — Range —
Q4 2015
Shares 12,754 Value ($000) $122 Avg Close — Range —
Q3 2015
Shares 12,710 Value ($000) $187 Avg Close — Range —
Q2 2015
Shares 13,071 Value ($000) $261 Avg Close — Range —
Q1 2015
Shares 13,837 Value ($000) $290 Avg Close — Range —
Q4 2014
Shares 13,911 Value ($000) $332 Avg Close — Range —
Q3 2014
Shares 14,087 Value ($000) $329 Avg Close — Range —
Q2 2014
Shares 15,729 Value ($000) $369 Avg Close — Range —
Q1 2014
Shares 15,815 Value ($000) $385 Avg Close — Range —
Q4 2013
Shares 16,726 Value ($000) $498 Avg Close — Range —
Q3 2013
Shares 17,005 Value ($000) $521 Avg Close — Range —
Q2 2013
Shares 18,090 Value ($000) $458 Avg Close — Range —
Q1 2013
Shares 18,334 Value ($000) $400 Avg Close — Range —