Boeing (BA) - Get Report shares jumped Wednesday after the aircraft manufacturer reported a narrower second-quarter loss than analysts were expecting. The company reported a loss of $0.44 a share, which significantly outperformed expected losses of $0.93 a share. The loss reflects a previously announced 787 cost reclassification and charges for the 747 program. Revenue for the period rose slightly year-over-year, to $24.8 billion, also topping Wall Street estimates. Boeing also adjusted its full-year earnings guidance to between $6.10 and $6.30 a share, that's down from a range of between $8.15 and $8.35 a share.