ORBITAL ATK INC

CUSIP: 68557N103 Class: COM

BLAIR WILLIAM & CO/IL's Holding History (CIK: 0000902367)

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

Q1 2018
Shares 14,595 Value ($000) $1,935 Avg Close — Range —
Q4 2017
Shares 14,595 Value ($000) $1,919 Avg Close — Range —
Q2 2017
Shares 12,742 Value ($000) $1,253 Avg Close — Range —