OPTIMER PHARMACEUTICALS INC

CUSIP: 68401H104 Class: CMN

FMR LLC's Holding History (CIK: 0000315066)

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

Q3 2013
Shares 2,642,094 Value ($000) $33,290 Avg Close — Range —
Q2 2013
Shares 4,745,961 Value ($000) $68,674 Avg Close — Range —