On July 27, 2015, Deutsche Börse AG and SIX Group AG have entered into a binding agreement regarding the full acquisition of the joint ventures STOXX AG and Indexium AG by Deutsche Börse AG for a purchase price of CHF 650 million. STOXX AG and Indexium AG have previously been operated as joint ventures by SIX Group AG and Deutsche Börse AG. Closing of the transaction occurred on July 31, 2015.

Lenz & Staehelin advised Deutsche Börse AG in this transaction as to matters of Swiss law. The team included Hans-Jakob Diem (Partner, Corporate), Pascal Hinny (Partner, Tax), Stefan Scherrer (Associate, Corporate), Stephan Brandner (Associate, Tax) and Eliane Benjamin (Associate, Employment and Pensions).