OPTIMER PHARMACEUTICALS INC

CUSIP: 68401H104 Class: CMN

PRELUDE CAPITAL MANAGEMENT, LLC's Holding History (CIK: 0001387508)

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

Q3 2013
Shares 15,118 Value ($000) $190 Avg Close — Range —
Q1 2013
Shares 58,000 Value ($000) $690 Avg Close — Range —