Deals & Cases

Ammann Group sells Implenia stake in Accelerated Bookbuilding Transaction

3 septembre 2013 – On 3 September 2013, two major shareholders in Implenia Holding AG (SIX: IMPN), the Ammann Group and Mr. Rudolf Maag, have sold an aggregate stake of approx. 1.7 mio. shares (about 9% of Impenia’s share capital) through an accelerated bookbuilding procedure. Credit Suisse acted as the sole bookrunner on the transaction. The transaction value amounts to approx. CHF 90 mio. Both shareholders remain invested in Implenia.


Walder Wyss has advised Ammann Group on all capital market aspects. The team comprised of Alex Nikitine (Managing Associate, Capital Markets, Corporate/M&A), Andrea Schmoker (Associate, Corporate) and Peter Spori (Counsel, Tax).