03 Dec 2025

SoftBank completes $6.5 billion acquisition of Ampere Computing with counsel from Wilson Sonsini, Argus Partners, Morrison Foerster and Wolf Theiss

"SoftBank Group, via subsidiary Silver Bands 6 (US) Corporation, acquired Ampere Computing for $6.5 billion. Wilson Sonsini and Argus Partners advised Ampere Computing, while Morrison Foerster and Wolf Theiss acted for SoftBank Group."

Wilson Sonsini, Argus Partners, Morrison Foerster and Wolf Theiss advised the parties to SoftBank Group Corporation’s acquisition of Ampere Computing: Wilson Sonsini and Argus Partners represented Ampere Computing, while Morrison Foerster and Wolf Theiss acted for SoftBank Group. The transaction involved Japan’s SoftBank Group Corporation acquiring Ampere Computing through its subsidiary Silver Bands 6 (US) Corporation for a total consideration of $6.5 billion. Ampere Computing is a semiconductor design company specialising in high-performance, energy-efficient and sustainable AI compute built on the ARM platform. Argus Partners represented client Ampere Computing with a team composed by: Pallavi Kanakagiri (Partner) and Anantha Krishnan Iyer (Partner). Wilson Sonsini represented client Ampere Computing with a team composed by: Robert G Day (Partner, Corporate/M&A); Todd Cleary (Partner, Corporate/M&A); Brendan Ripley Mahan (Partner, Corporate/M&A); Kristen Kercher (Partner, Corporate/M&A); Eleanor Bleecker (Partner, Corporate/M&A). Morrison Foerster represented client SoftBank Group Corporation with a team composed by: Kenneth Siegel (Tokyo office Managing Partner, Head - Tokyo M&A team); Lauren Bellerjeau (Corporate Partner, Austin); Eric McCrath (Corporate Partner); Matt O'Donnell (Corporate Partner); Michael Santos (Corporate Partner). Wolf Theiss represented client SoftBank Group Corporation with a team composed by: Katarzyna Wójcik-Bąkowska (Partner); Krzysztof Libiszewski (Partner); Katarzyna Jaroszyńska-Lewandowska (Senior Associate); Bartosz Lewandowski (Senior Associate).
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