EANS-Voting Rights: Pfeiffer Vacuum Technology AG / Release according to article 26, section 1 WpHG (Securities Trading Act) with the aim of Europe-wide distribution

Notification of voting rights transmitted by euro adhoc. The issuer is
responsible for the content of this announcement.

Announcement according to Article 21, Section 1 of the WpHG (share)

Person/company obliged to make the notification:

Name: Massachusetts Financial Services Company (MFS)
Place: Boston, MA
State: USA

Massachusetts Financial Services Company (MFS), Boston, MA, USA, notified
Pfeiffer Vacuum Technology AG pursuant to article 21 section 1 WpHG (“German
Securities Trading Act”) that the percentage of their voting rights in our
company fell below the threshold of 3 percent on May 11, 2012 and on that day
amounted to 2.66 percent (equalling 262,301 voting rights). Of these 2.66
percent 0.83 percentage points (equalling 81,821 voting rights) are attributed
to Massachusetts Financial Services Company (MFS), Boston, MA, USA, pursuant to
sec. 22 para. 1 sent. 1 no. 6 WpHG while 1.83 percentage points (equalling
180,480 voting rights) are attributed to the notifier pursuant to sec. 22 para.
1 sent. 1 no. 6 in connection with sent. 2 WpHG.

Asslar, May 21, 2012

Further inquiry note:
Brigitte Looß
Leiterin Investor Relations
Tel.: +49 (6441) 802-1346
E-Mail: Brigitte.Loos@pfeiffer-vacuum.de

end of announcement euro adhoc

issuer: Pfeiffer Vacuum Technology AG
Berliner Str. 43
D-35614 Aßlar
phone: +49(0)6441-802-0
FAX: +49 (6441) 802-1202
mail: info@pfeiffer-vacuum.de
WWW: http://www.pfeiffer-vacuum.de
sector: Machine Manufacturing
ISIN: DE0006916604
indexes: TecDAX, CDAX, HDAX, Prime All Share, DAXsector All Industrial
stockmarkets: free trade: Hannover, Berlin, München, Hamburg, Düsseldorf,
Stuttgart, regulated dealing/prime standard: Frankfurt
language: English

Quelle: http://www.presseportal.de/pm/9589/2256835/eans-voting-rights-pfeiffer-vacuum-technology-ag-release-according-to-article-26-section-1-wphg/api