ORBITAL ATK INC

CUSIP: 68557N103 Class: COM

STATE OF WISCONSIN INVESTMENT BOARD's Holding History (CIK: 0000854157)

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

Q1 2018
Shares 119,779 Value ($000) $15,884 Avg Close — Range —
Q4 2017
Shares 120,047 Value ($000) $15,786 Avg Close — Range —
Q3 2017
Shares 56,436 Value ($000) $7,515 Avg Close — Range —
Q2 2017
Shares 75,703 Value ($000) $7,446 Avg Close — Range —
Q1 2017
Shares 75,723 Value ($000) $7,421 Avg Close — Range —
Q4 2016
Shares 101,656 Value ($000) $8,918 Avg Close — Range —
Q3 2016
Shares 121,742 Value ($000) $9,280 Avg Close — Range —
Q2 2016
Shares 122,442 Value ($000) $10,425 Avg Close — Range —
Q1 2016
Shares 126,742 Value ($000) $11,019 Avg Close — Range —
Q4 2015
Shares 128,482 Value ($000) $11,479 Avg Close — Range —
Q3 2015
Shares 128,833 Value ($000) $9,259 Avg Close — Range —
Q2 2015
Shares 130,033 Value ($000) $9,539 Avg Close — Range —
Q1 2015
Shares 128,443 Value ($000) $9,843 Avg Close — Range —