U S AIRWAYS GROUP INC

CUSIP: 90341W108 Class: CMN

WELLINGTON MANAGEMENT GROUP LLP's Holding History (CIK: 0000902219)

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

Q3 2013
Shares 4,059,053 Value ($000) $76,959 Avg Close — Range —
Q2 2013
Shares 4,353,128 Value ($000) $71,479 Avg Close — Range —