OPTIMER PHARMACEUTICALS INC

CUSIP: 68401H104 Class: CMN

BARCLAYS PLC's Holding History (CIK: 0000312069)

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

Q3 2013
Shares 2,625 Value ($000) $32 Avg Close — Range —
Q2 2013
Shares 41,258 Value ($000) $597 Avg Close — Range —