ONYX PHARMACEUTICALS INC

CUSIP: 683399109 Class: COM

Paloma Partners Management Co's Holding History (CIK: 0001103882)

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

Q3 2013
Shares 200,000 Value ($000) $24,934 Avg Close — Range —
Q2 2013
Shares 9,000 Value ($000) $781 Avg Close — Range —