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Freshfields Represents AstraZeneca in $39B Acquisition of Alexion – Largest Acquisition of US Company and Largest Acquisition Financing in 2020

Freshfields is representing AstraZeneca in the $39 billion acquisition of Alexion Pharmaceuticals announced December 12.

Freshfields mounted a global team to handle corporate/M&A, finance, compensation and benefits, tax, antitrust, foreign investment, IP, data privacy, securities law, and capital markets aspects of this historic merger.

Details about the transaction, which marks 2020’s largest acquisition of a US target and largest acquisition financing, and the merger parties can be found here.


About Freshfields Bruckhaus Deringer LLP

Freshfields Bruckhaus Deringer LLP is a global elite law firm with a long-standing track record of successfully supporting the world's leading national and multinational corporations, financial institutions and governments on groundbreaking and business-critical mandates. Our 2,800-plus lawyers deliver results worldwide through our own offices and alongside leading local firms. Our commitment, local and multinational expertise, and business know-how means our clients rely on us when it matters most.

Freshfields is the only firm ranked by Chambers Global in Band 1 across the seven areas of antitrust, corporate/M&A, dispute resolution, international arbitration, tax, employee benefits, and public international law. For more information visit

This material is for general information only and is not intended to provide legal advice. Prior results do not guarantee a similar outcome.

For more information contact:

Elliott Frieder
+1 212 230 4664