UK Greenlights Boeing and Spirit Aerosystems’ $4.7 Billion Merger

LONDON- Boeing has received the thumbs-up from the UK’s Competition and Markets Authority (CMA) for its planned acquisition of Spirit AeroSystems, valued at $4.7 billion. The CMA opted not to initiate a deeper investigation and will soon release its complete decision.

This approval eliminates a significant regulatory obstacle, helping Boeing move forward with its plan to reintegrate Spirit. This strategic step aims to strengthen Boeing’s supply chain, enhance quality control, and reinforce investor confidence.

UK Gives Nod to Boeing-Spirit Merger

This decision signifies that Boeing can proceed in the UK, but it still requires approvals from the European Commission and the U.S. Federal Trade Commission before finalizing the deal.

The acquisition marks the end of Spirit’s nearly twenty-year independence since its spin-off, allowing Boeing to regain control of crucial manufacturing facilities in Wichita and Tulsa, and reestablish direct oversight of essential fuselage components for its aircraft.

In parallel, Airbus has been acquiring Spirit’s facilities in various regions, thus securing its own supply chain for models like the A220 and A350.

In mid-2024, Boeing made its intentions to purchase Spirit public through this $4.7 billion equity, all-stock deal, which totals around $8.3 billion when considering debt.

The CMA opened a Phase 1 investigation in late June 2025 and set a decision deadline for August 28. Their approval indicated that the merger wouldn’t significantly reduce competition in the UK, thanks in part to Airbus’s concurrent acquisitions from Spirit.

What Lies Ahead

Boeing aims to finalize the acquisition by the end of Q4 2025, pending other regulatory approvals.

If successful, this merger can optimize operations, enhance quality control, manage costs more effectively, and boost the robustness of the supply chain.

However, challenges remain, particularly regarding labor issues in Belfast and financial uncertainties associated with integrating Spirit’s operations.

Details of the Boeing and Spirit Aerosystems Deal

Boeing has reached a definitive agreement to acquire Spirit AeroSystems through an all-stock transaction valued at about $4.7 billion in equity, translating to approximately $37.25 per Spirit share. When factoring in Spirit’s net debt, the total deal value is about $8.3 billion.

Under the agreement, Spirit shareholders will receive Boeing stocks according to an exchange ratio of 0.18 to 0.25 shares per Spirit share, based on Boeing’s average price in the 15 trading days leading up to the closing.

Should Boeing’s stock average $149 or lower, Spirit’s investors will get the upper ratio of 0.25. Conversely, if it averages $206.94 or higher, they’ll receive the lower ratio of 0.18.

Boeing’s CEO, Dave Calhoun, emphasized that reintegrating Spirit aligns production systems, safety protocols, and incentive structures across both organizations. “Reintegrating Spirit will enable us to fully synchronize our production processes with a focus on safety and quality,” he stated.

This merger encompasses nearly all of Spirit’s Boeing-related commercial projects, along with certain defense and aftermarket operations. Boeing is committed to working with Spirit to ensure the continuity of operations for acquired programs associated with the U.S. Department of Defense.

In a separate agreement, Airbus and Spirit have finalized terms for Airbus to acquire specific operations from Spirit that supply their aircraft, pending final arrangements and regulatory vetting. Spirit also intends to divest facilities in Belfast, Northern Ireland, as well as operations in Prestwick, Scotland, and Subang, Malaysia.

The Boeing-Spirit deal is projected to finalize by mid-2025, contingent on receiving regulatory approvals, Spirit shareholder consent, and the completion of planned divestitures.

Background

Spirit AeroSystems was established in 2005 when Boeing divested its commercial aerostructures division. Today, it ranks among the largest suppliers of aerostructures globally, manufacturing fuselages, wings, pylons, and nacelles for various aircraft, including commercial and defense models.

The company operates across the U.S., U.K., France, Malaysia, and Morocco, providing critical aftermarket services as well.

Advisors for Boeing include PJT Partners (lead), Goldman Sachs, and Consello, with legal counsel provided by Sullivan & Cromwell.