QUIDEL CORP

CUSIP: 74838JAA9 Class: BOND

MACKAY SHIELDS LLC's Holding History (CIK: 0000061227)

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

Q1 2015
Shares 1,975,000 Value ($000) $2,153 Avg Close — Range —
Q4 2014
Shares 2,000,000 Value ($000) $2,239 Avg Close — Range —