GPO AERO CENT NORT

CUSIP: B1KFX13 Class: COM

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

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

Q2 2015
Shares 3,138,150 Value ($000) $15,448 Avg Close — Range —
Q1 2015
Shares 2,122,350 Value ($000) $10,372 Avg Close — Range —
Q4 2014
Shares 1,072,500 Value ($000) $4,935 Avg Close — Range —