VOLTERRA SEMICONDUCTOR CORP

CUSIP: 928708106 Class: COM

MASON STREET ADVISORS, LLC's Holding History (CIK: 0001167711)

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

Q3 2013
Shares 3,621 Value ($000) $83 Avg Close — Range —
Q2 2013
Shares 3,466 Value ($000) $49 Avg Close — Range —