VOLTERRA SEMICONDUCTOR CORP

CUSIP: 928708106 Class: COM

KEYBANK NATIONAL ASSOCIATION/OH's Holding History (CIK: 0001089877)

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

Q2 2013
Shares 13,494 Value ($000) $190 Avg Close — Range —
Q1 2013
Shares 13,234 Value ($000) $188 Avg Close — Range —
Q4 2012
Shares 16,305 Value ($000) $280 Avg Close — Range —