ONYX PHARMACEUTICALS INC

CUSIP: 683399ab5 Class: NOTE 4.000% 8/1

PALISADE CAPITAL MANAGEMENT, LP's Holding History (CIK: 0001009006)

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

Q2 2013
Shares 2,500,000 Value ($000) $5,712 Avg Close — Range —
Q1 2013
Shares 2,983,000 Value ($000) $6,976 Avg Close — Range —
Q4 2012
Shares 3,500,000 Value ($000) $7,109 Avg Close — Range —