Boeing Co. /zigman2/quotes/208579720/composite BA -2.60% reported Tuesday a 78% decline in second-quarter commercial airplane deliveries, citing the "significant impacts" of the COVID-19 pandemic on its customers and operations, which included a several-week shutdown of production. The aerospace and defense giant said it delivered a total of 20 commercial airplanes during the quarter, down from 90 a year ago. Deliveries of 737 planes fell to 4 from 24, while 787 deliveries dropped to 7 from 42. Year to date, Boeing has delivered 70 commercial airplanes, down from 239 at the same time last year. Meanwhile, Boeing said its defense, space and security business made a total of 44 deliveries in the second quarter, including a total of 27 AH-64 Apache new and remanufactured helicopters, compared with 37 deliveries last year, including 17 AH-64 Apaches. Boeing's stock rose 0.4% in morning trading. It has run up 25% over the past three months, while the Dow Jones Industrial Average /zigman2/quotes/210598065/realtime DJIA +1.05% has gained 9.9%.