VOLTERRA SEMICONDUCTOR CORP

CUSIP: 928708106 Class: COM

VANGUARD GROUP INC's Holding History (CIK: 0000102909)

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

Q3 2013
Shares 1,500,424 Value ($000) $34,510 Avg Close — Range —
Q2 2013
Shares 1,410,607 Value ($000) $19,918 Avg Close — Range —