OPTIMER PHARMACEUTICALS INC

CUSIP: 68401H104 Class: CMN

OXFORD ASSET MANAGEMENT LLP's Holding History (CIK: 0001438284)

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

Q3 2013
Shares 838,763 Value ($000) $10,568 Avg Close — Range —
Q2 2013
Shares 190,603 Value ($000) $2,758 Avg Close — Range —