OPTIMER PHARMACEUTICALS INC

CUSIP: 68401H104 Class: CMN

Invesco Ltd.'s Holding History (CIK: 0000914208)

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

Q3 2013
Shares 768 Value ($000) $10 Avg Close — Range —
Q2 2013
Shares 768 Value ($000) $11 Avg Close — Range —