Boeing (BA 5.45%) stock rose by as much as 8.7% in trading before 10 a.m. today. By 12:10 p.m. ET, the stock was up 5.5%. The move comes as investors cheered the company's first-quarter earnings report, which was released earlier. Frankly, the market had reason to be optimistic.Boeing deliversThe aerospace and defense giant is one of the most fascinating stocks. Yes, it has plenty of near-term headwinds and exposure to risk around tariffs and the economy's overall direction. On the other hand, its well-rega ...