ONCOMED PHARMACEUTICALS INC

CUSIP: 68234X102 Class: COM

CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM's Holding History (CIK: 0000919079)

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

Q1 2014
Shares 11,195 Value ($000) $291 Avg Close — Range —
Q4 2013
Shares 5,000 Value ($000) $146 Avg Close — Range —
Q3 2013
Shares 5,000 Value ($000) $77 Avg Close — Range —