The company's decline of more than $11/share was knocking more than 70 points off the Dow's price, while the Dow plunged 875 points, or -2.8%.
Boeing (BA) shares have shed nearly 18% during the past four days and are the Dow's biggest decliner so far this year, -44%, and in the past 12 months, -53%.
Boeing's (BA) selloff comes as growing fears of a recession weighed on airline and aerospace and defense sectors, with the U.S. Global Jets ETF (NYSEARCA:JETS) -15.5% and the iShares U.S. Aerospace & Defense ETF (BATS:ITA) -10% since June 7's close.
Boeing (BA) has dropped a third of its value since its big Q1 earnings miss on April 27, when it also said it would pause production of the 777X at least through 2023.