WEST CORP

CUSIP: 952355204 Class: COM

Walleye Trading LLC's Holding History (CIK: 0001388391)

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

Q1 2016
Shares 3,200 Value ($000) $73 Avg Close — Range —
Q2 2015
Shares 900 Value ($000) $27 Avg Close — Range —