UBS upgrades these 2 U.S. airline stocks

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Delta Air Lines (NYSE: DAL) Delayed: 89.35 -1.96 (2.15%)
Previous Close $91.31    52 Week High $52.77 
Open $91.04    52 Week Low $32.60 
Day High $91.36    P/E 7.28 
Day Low $89.06    EPS $12.28 
Volume 4,459,433       

DELTIC TIMBER CORP. (NYSE: DEL) Delayed: 93.28 --0 (-0%)
Previous Close $93.28    52 Week High $72.74 
Open $7.64    52 Week Low $50.84 
Day High $93.28    P/E 44.85 
Day Low $93.28    EPS $2.08 
Volume 1,834,598       

UNITED CONTINENTAL HOLDINGS, Inc. (NASDAQ: UAL) Delayed: 125.34 -1.01 (0.8%)
Previous Close $126.35    52 Week High $62.94 
Open $125.90    52 Week Low $37.41 
Day High $127.05    P/E 85.85 
Day Low $124.57    EPS $1.46 
Volume 3,384,887