ORBITAL ATK INC

CUSIP: 68557N103 Class: COM

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

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

Q1 2018
Shares 33,302 Value ($000) $4,413 Avg Close — Range —
Q4 2017
Shares 33,439 Value ($000) $4,398 Avg Close — Range —
Q3 2017
Shares 34,339 Value ($000) $4,559 Avg Close — Range —
Q2 2017
Shares 34,095 Value ($000) $3,353 Avg Close — Range —
Q1 2017
Shares 33,891 Value ($000) $3,317 Avg Close — Range —
Q4 2016
Shares 33,067 Value ($000) $2,904 Avg Close — Range —
Q3 2016
Shares 35,199 Value ($000) $2,682 Avg Close — Range —
Q2 2016
Shares 52,270 Value ($000) $4,441 Avg Close — Range —
Q1 2016
Shares 24,142 Value ($000) $2,096 Avg Close — Range —
Q4 2015
Shares 25,442 Value ($000) $2,277 Avg Close — Range —
Q3 2015
Shares 5,942 Value ($000) $428 Avg Close — Range —
Q2 2015
Shares 4,742 Value ($000) $347 Avg Close — Range —
Q1 2015
Shares 4,742 Value ($000) $362 Avg Close — Range —