Trax and Rolls-Royce launch interface to improve engine on-wing operations

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AAR CORP. (NYSE: AIR) Delayed: 100.55 +0.12 (0.12%)
Previous Close $100.43    52 Week High $36.64 
Open $100.01    52 Week Low $18.36 
Day High $102.61    P/E 68.40 
Day Low $99.99    EPS $1.47 
Volume 443,172       

Carbo Ceramics, Inc. (NASDAQ: RR) Delayed: 1.51 -0.13 (7.93%)
Previous Close $1.64    52 Week High $8.48 
Open $1.63    52 Week Low $7.13 
Day High $1.63    P/E 0.67 
Day Low $1.50    EPS $2.24 
Volume 6,369,216       

Rolls Royce Holdings plc Sponsored American Depositary Shares (AMEX: RYCEY) Delayed: 18.37 -0.04 (0.22%)
Previous Close $18.41    52 Week High $11.10 
Open $18.39    52 Week Low $7.33 
Day High $18.45    P/E N/A 
Day Low $18.26    EPS $0.00 
Volume 980,579