VOLTERRA SEMICONDUCTOR CORP

CUSIP: 928708106 Class: COM

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

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

Q3 2013
Shares 2,025 Value ($000) $47 Avg Close — Range —
Q2 2013
Shares 1,300 Value ($000) $18 Avg Close — Range —