U S AIRWAYS GROUP INC

CUSIP: 90341W108 Class: CMN

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

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

Q3 2013
Shares 550,393 Value ($000) $10,435 Avg Close — Range —
Q2 2013
Shares 509,293 Value ($000) $8,363 Avg Close — Range —