Rejection of the proposed contract came on the same day as Boeing reported a net loss of $6 billion in the third quarter.

Given the significant role Boeing plays as a leading exporter and defense contractor, the Biden administration has been closely monitoring negotiations, and acting labor secretary Julie Su met last week with both sides. Union leaders credited Su with ...

Boeing shares fell 2.7% in U.S. pre-market trading on Thursday after workers voted to extend a nearly six-week-old strike, throwing fresh uncertainty over the company's efforts to stabilize finances and restore its battered image.