OPTIMER PHARMACEUTICALS INC

CUSIP: 68401H104 Class: CMN

NORTHERN TRUST CORP's Holding History (CIK: 0000073124)

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

Q3 2013
Shares 552,985 Value ($000) $6,963 Avg Close — Range —
Q2 2013
Shares 704,540 Value ($000) $10,195 Avg Close — Range —