Busch Holding GmbH made an offer to acquire remaining 72.81% stake in Pfeiffer Vacuum Technology AG (DB:PFV) for approximately €690 million on January 24, 2017. Busch will offer a price of €96.2 per share in cash. Busch has received financing commitment from Landesbank Baden-Württemberg for the transaction. Pfeiffer Vacuum will continue to be listed on the Frankfurt Stock Exchange and exist as an independent enterprise operating under its own separate management. The acceptance period is expected to last for four weeks, commencing following permission by German Federal Financial Supervisory Authority. Busch will seek an appropriate representation on Pfeiffer Vacuum's Supervisory Board upon closing of the transaction. Tender offer is not contingent on any minimum acceptance threshold. The offer is subject to approval by clearances from the antitrust authorities and other customary conditions. As of February 15, 2017, Pfeiffer board rejected the offer on the grounds of lack in control premium and growth potential for the vacuum pumps business. As of February 27, 2017, Pfeiffer Management and Supervisory Board advise shareholders to not accept the offer. As of March 7, 2017, Federal Trade Commission approved the deal. The offer will expire on March 13, 2017. The transaction is expected to close in the second quarter of 2017.

Katharina Blumenfeld and Regina Frauen of Hering Schuppener acted as PR advisors in the transaction. Gerhard Schmidt, Christian Tappeiner, Michael Kohl, Kamyar Abrar, Heiner Drüke, Konrad v. Buchwaldt, Anna-Karina Bonacker, Kathrin Weber, Florian Wessel, Thomas Zimmermann, Wolfgang Süss, Alexander Wandt and Dustin Scheuer of Weil, Gotshal & Manges LLP, Frankfurt acted as legal advisor and Acxit Capital Partners acted as financial advisor to Busch Holding GmbH. equinet Bank AG acted as fairness opinion provider for the Management Board and Supervisory Board of Pfeiffer Vacuum Technology AG. UBS acted as financial advisor and fairness opinion provider to Pfeiffer Vacuum Technology