WEST CORP

CUSIP: 952355204 Class: COM

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

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

Q4 2015
Shares 16,500 Value ($000) $355 Avg Close — Range —
Q3 2015
Shares 19,600 Value ($000) $439 Avg Close — Range —