URS CORP NEW

CUSIP: 903236107 Class: COM

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

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

Q1 2014
Shares 10,701 Value ($000) $504 Avg Close — Range —
Q4 2013
Shares 4,831 Value ($000) $256 Avg Close — Range —
Q3 2013
Shares 4,535 Value ($000) $244 Avg Close — Range —