Bayer AG - Stockholders' Newsletter Third Quarter 2009

News in the third quarter 2009

New CEO of Bayer from October 1, 2010
Dr. Marijn E. Dekkers to be new Bayer CEO » more

Phase II Study in advanced breast cancer:
Progression-free survival in breast cancer extended by 74 percent » more

Milestone will result in speeding up of research and breeding programs
Rapeseed/canola genome sequenced » more

New office building inaugurated in Belgium
Business model for sustainable construction » more

Bayer Science & Education Foundation starts third school support program
Commitment to education and volunteerism » more

License Agreement with Celera Corporation on five cancer target molecules
New license for oncology research » more

News overview

Key Data
Bayer Group
Net Sales, EBITDA, EBIT, Net income, Cash flow, Non-
operating result, Number of Employees. » more

Bayer Stock
Investor Information
Bayer stock performed very well in the third quarter of 2009 in a positive market environment. » more

Management Report
Overview of Sales, Earnings and Financial Position
EBITDA before special items of the Bayer Group in the third quarter of 2009 slightly exceeded the prior-year level for the fi rst time this year. » more

Focus
Research excellence for the future
Bayer researchers nominated for German President’s 2009 “Innovation Oscar”. » more