BLACK BOX CORP DEL

CUSIP: 091826107 Class: COMMON STOCK

GREAT WEST LIFE ASSURANCE CO /CAN/'s Holding History (CIK: 0001046192)

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

Q3 2017
Shares 19,131 Value ($000) $61 Avg Close — Range —
Q2 2017
Shares 19,131 Value ($000) $163 Avg Close — Range —
Q1 2017
Shares 19,131 Value ($000) $170 Avg Close — Range —
Q4 2016
Shares 19,131 Value ($000) $293 Avg Close — Range —
Q3 2016
Shares 19,131 Value ($000) $266 Avg Close — Range —
Q2 2016
Shares 17,338 Value ($000) $226 Avg Close — Range —
Q1 2016
Shares 1,165 Value ($000) $16 Avg Close — Range —
Q4 2015
Shares 1,165 Value ($000) $11 Avg Close — Range —
Q3 2015
Shares 1,165 Value ($000) $17 Avg Close — Range —
Q2 2015
Shares 1,165 Value ($000) $23 Avg Close — Range —
Q1 2015
Shares 1,165 Value ($000) $24 Avg Close — Range —
Q4 2014
Shares 1,165 Value ($000) $28 Avg Close — Range —
Q3 2014
Shares 1,165 Value ($000) $27 Avg Close — Range —
Q2 2014
Shares 1,165 Value ($000) $27 Avg Close — Range —
Q1 2014
Shares 1,165 Value ($000) $28 Avg Close — Range —
Q4 2013
Shares 1,165 Value ($000) $35 Avg Close — Range —