VOLTERRA SEMICONDUCTOR CORP

CUSIP: 928708106 Class: COM

ProShare Advisors LLC's Holding History (CIK: 0001357955)

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

Q3 2013
Shares 16,419 Value ($000) $378 Avg Close — Range —
Q2 2013
Shares 17,494 Value ($000) $247 Avg Close — Range —