Boeing’s shares fell on Monday, a day after the deadly crash of a 737-800, a widely used model that is a staple of low-cost airlines.

With the threat of a downgrade of its credit that would send it into junk territory, Boeing won a reprieve when it raised about $21 billion in capital in late October, enough to cover its cash burn ...

Boeing Co. stock fell more than 4% in premarket trading Monday following news of a deadly 737-800 crash in South Korea.