X0202
4
2008-05-15
0
0001142576
OPTIMER PHARMACEUTICALS INC
OPTR
0001380840
Poulos Kevin P
10110 SORRENTO VALLEY ROAD
SUITE C
SAN DIEGO
CA
92121
0
1
0
0
Chief Commercial Officer
Common Stock
2008-05-15
4
P
0
1257
6.035
A
2857
D
Acquired under the Company's employee stock purchase plan on May 15, 2008.
John D. Prunty, attorney-in-fact
2008-05-16