Boeing Co. (NYSE:BA) has announced the acquisition of Spirit AeroSystems Holdings Inc (NYSE:SPR) in a $4.7 billion all-stock deal, in a bid to address the safety and regulatory challenges faced by its supplier. What Happened: The acquisition, which has been in the works for several months, is part of Boeing’s strategy to resolve the safety and regulatory crisis that has impacted its key supplier. The total transaction value, including Spirit’s net debt, is approximately $8.3 billion, Boeing stated. Under the terms of the deal, each share of Spirit common stock will be exchanged for a number of…