Boeing says manufacturing issue with supplier could snarl 737 Max production; stock falls

Shares of Boeing Co. slid after hours on Thursday after the jet maker warned that a manufacturing hangup could snarl the production and delivery of “a significant number” of its 737 Max planes.

Boeing BA stock was down 4% in after-hours trade.

A Boeing spokesperson, in a statement, said that “a supplier” had notified the company of a “non-standard…