VOLCANO CORPORATION

CUSIP: 928645AB6 Class: CORPORATE OBLIG

CITADEL ADVISORS LLC's Holding History (CIK: 0001423053)

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

Q2 2014
Shares 20,000,000 Value ($000) $19,306 Avg Close — Range —
Q1 2014
Shares 30,000,000 Value ($000) $29,713 Avg Close — Range —
Q4 2013
Shares 37,000,000 Value ($000) $36,707 Avg Close — Range —
Q3 2013
Shares 30,000,000 Value ($000) $31,185 Avg Close — Range —
Q2 2013
Shares 44,000,000 Value ($000) $40,351 Avg Close — Range —