DGAP-DD: Bayer Aktiengesellschaft english

| Source: EQS Group AG

Notification concerning transactions by persons performing managerial
responsibilities pursuant to section 15a of the WpHG

Directors' Dealings notification transmitted by DGAP - a company of EQS Group
The person with duty of notification is solely responsible for the content
of this announcement.

Details of the person subject to the disclosure requirement
Last name: Baumann
First name: Werner 

Position: Member of a managing body

Information about the transaction with duty of notification

Description of the financial instrument: Share
ISIN/WKN of the financial instrument: DE000BAY0017
Type of transaction: Disposal
Date: 27.12.2013
Price: 102.872
Currency: EUR
No. of items: 4600
Total amount traded: 473211.20
Place: Xetra

Information about the company with duty of publication

Issuer: Bayer Aktiengesellschaft
Kaiser-Wilhelm-Allee 1
51373 Leverkusen
ISIN: DE000BAY0017

End of Directors' Dealings Notification 
(c) DGAP 30.12.2013

DGAP Distribution Services include Regulatory Announcements,
Financial/Corporate News and Press Releases.
Media archive at www.dgap-medientreff.de and www.dgap.de

ID 18125