Corporate Governance

Managers’ Transactions

The members of the Board of Management and the Supervisory Board of Bayer AG, as well as persons closely associated with them, shall notify Bayer AG and the Federal Financial Supervisory Authority (Bundesanstalt für Finanzdienstleistungsaufsicht (BaFin)) of transactions in financial instruments of Bayer AG (such as shares or bonds) or derivates of these financial instruments.

Any subsequent transactions once a total transaction volume of € 5,000 has been reached within a calendar year must be reported.
All transactions that are subject to disclosure requirements are listed, together with the information required by law (before July 3, 2016 pursuant to section 15a of the German Securities Trading Act (WpHG); from July 3, 2016 pursuant to Art. 19 of the Market Abuse Regulation).

Transactions in the Current Fiscal Year

Transactions in the Current Fiscal Year 2018
Transactions in the Past Financial Years Effective 2005

Transactions in the Current Fiscal Year 2018

2018:

Date/Place	Name/ Reasons for Disclosure	Security	ISIN	Type of Transaction	Currency/ Price	Quantity	Total Amount
June 19, 2018, Frankfurt outside a trading venue	Dr. Hartmut Klusik Board of Management	Share	DE000BAY0017	Purchase of shares by exercising subscription rights	EUR 81.00	627	EUR 50,787.00
June 19, 2018, Frankfurt outside a trading venue	Werner Wenning Supervisory Board	Share	DE000BAY0017	Purchase of shares by exercising subscription rights	EUR 81.00	1,911	EUR 154,791.00
June 19, 2018, Frankfurt outside a trading venue	Dr. Thomas Elsner Supervisory Board	Share	DE000BAY0017	Purchase of shares by exercising subscription rights	EUR 81.00	33	EUR 2,673.00
June 19, 2018, Frankfurt outside a trading venue	Dr. Thomas Elsner Supervisory Board	Share	DE000BAY0017	Purchase of shares by exercising subscription rights	EUR 81.00	35	EUR 2,835.00
June 19, 2018, Frankfurt outside a trading venue	Dr. Thomas Elsner Supervisory Board joint account with Dr. Christiane Richard-Elsner (wife)	Share	DE000BAY0017	Purchase of shares by exercising subscription rights	EUR 81.00	8	EUR 648.00
June 19, 2018, Frankfurt outside a trading venue	Liam Condon Board of Management	Share	DE000BAY0017	Purchase of shares by exercising subscription rights	EUR 81.00	346	EUR 28,026.00
June 19, 2018, Frankfurt outside a trading venue	Liam Condon Board of Management	Share	DE000BAY0017	Purchase of shares by exercising subscription rights	EUR 81.00	353	EUR 28,593.00
June 19, 2018, Frankfurt outside a trading venue	Werner Baumann Board of Management	Share	DE000BAY0017	Purchase of shares by exercising subscription rights	EUR 81.00	1,247	EUR 101,007.00
June 19, 2018, Frankfurt outside a trading venue	Werner Baumann Board of Management	Share	DE000BAY0017	Purchase of shares by exercising subscription rights	EUR 81.00	122	EUR 9,882.00
June 19, 2018, Frankfurt outside a trading venue	Corinna Baumann person closely associated to a board member	Share	DE000BAY0017	Purchase of shares by exercising subscription rights	EUR 81.00	1,306	EUR 105,786.00
June 19, 2018, Frankfurt outside a trading venue	Dr. Paul Achleitner Supervisory Board	Share	DE000BAY0017	Purchase of shares by exercising subscription rights	EUR 81.00	23	EUR 1,863.00
June 19, 2018, Frankfurt outside a trading venue	Dr. Simone Bagel-Trah Supervisory Board	Share	DE000BAY0017	Purchase of shares by exercising subscription rights	EUR 81.00	95	EUR 7,695.00
June 19, 2018, Frankfurt outside a trading venue	Thomas Ebeling Supervisory Board	Share	DE000BAY0017	Purchase of shares by exercising subscription rights	EUR 81.00	128	EUR 10,368.00
June 15, 2018, Frankfurt	Johanna W. Faber Supervisory Board	Derivative	DE000BAY1BR7	Sale	EUR 1.66	880	EUR 1.460,80
June 15, 2018, Frankfurt	Kemal Malik Board of Management	Derivative	DE000BAY1BR7	Sale	EUR 1.66	4,877	EUR 8.095,82
June 15, 2018, Frankfurt	Prof. Dr. Wolfgang Plischke Supervisory Board	Derivative	DE000BAY1BR7	Sale	EUR 1.66	4,000	EUR 6,640.00
June 15, 2018, Frankfurt	Prof. Dr. Wolfgang Plischke Supervisory Board	Derivative	DE000BAY1BR7	Sale	EUR 1.66	1,082	EUR 1,796.12
June 13, 2018, Frankfurt	Werner Baumann Board of Management	Derivative	DE000BAY1BR7	Purchase	EUR 1.55	3	EUR 4.65
June 13, 2018, Frankfurt	Werner Wenning Supervisory Board	Derivative	DE000BAY1BR7	Purchase	EUR 1.38500	4.5	EUR 6.2325
June 13, 2018, Frankfurt	Dr. Paul Achleitner Supervisory Board	Derivative	DE000BAY1BR7	Sale	EUR 1.385	1,959.5	EUR 2.713,91
June 12, 2018, Frankfurt	Werner Baumann Board of Management	Derivative	DE000BAY1BR7	Purchase	EUR 1.30500	10.5	EUR 13.7025
June 12, 2018, Frankfurt	Werner Baumann Board of Management	Share	DE000BAY0017	Purchase	EUR 96.57	1,721	EUR 166,196.97
June 12, 2018, Frankfurt	Werner Baumann Board of Management	Share	DE000BAY0017	Purchase	EUR 96.58	455	EUR 43,943.90
June 12, 2018, Frankfurt	Werner Baumann Board of Management	Share	DE000BAY0017	Purchase	EUR 96.56	415	EUR 40,072.40
June 12, 2018, Frankfurt	Werner Baumann Board of Management	Share	DE000BAY0017	Purchase	EUR 96.55	409	EUR 39,488.95
June 12, 2018, Frankfurt	Michael Schmidt-Kießling Supervisory Board	Derivative	DE000BAY1BR7	Sale	EUR 1.30500	1,482	EUR 1.934,01
June 12, 2018, Frankfurt	Michael Schmidt-Kießling Supervisory Board	Derivative	DE000BAY1BR7	Sale	EUR 1.30500	9	11,75
June 12, 2018, Frankfurt	Dr. Thomas Elsner Supervisory Board	Derivative	DE000BAY1BR7	Purchase	EUR 1.30500	1.5	EUR 1,96
June 11, 2018, outside a trading venue	Dr. Thomas Elsner Supervisory Board, joint account with Dr. Christiane Richard-Elsner (wife)	Derivative	DE000BAY1BR7	Sale	EUR 1.4082	8	EUR 11,27
June 11, 2018, Frankfurt	Dr. Thomas Elsner Supervisory Board	Derivative	DE000BAY1BR7	Purchase	EUR 1.44260	9.5	EUR 13,70
June 11, 2018, Frankfurt	Dr. Simone Bagel-Trah Supervisory Board	Derivative	DE000BAY1BR7	Purchase	EUR 1.4426	2.5	EUR 3,61
June 8, 2018, Frankfurt	Thomas Ebeling Supervisory Board	Derivative	DE000BAY1BR7	Sale	EUR 1.42200	10	EUR 14,22
June 6, 2018 outside a trading venue	Werner Wenning Supervisory Board	Derivative	DE000BAY1BR7	Granting of subscription rights	EUR 0.00	21,972	EUR 0.00
June 6, 2018 outside a trading venue	Dr. Paul Achleitner Supervisory Board	Derivative	DE000BAY1BR7	Granting of subscription rights	EUR 0.00	2,224	EUR 0.00
June 6, 2018 outside a trading venue	Dr. Simone Bagel-Trah Supervisory Board	Derivative	DE000BAY1BR7	Granting of subscription rights	EUR 0.00	1,090	EUR 0.00
June 6, 2018 outside a trading venue	Thomas Ebeling Supervisory Board	Derivative	DE000BAY1BR7	Granting of subscription rights	EUR 0.00	1,482	EUR 0.00
June 6, 2018 outside a trading venue	Dr. Thomas Elsner Supervisory Board	Derivative	DE000BAY1BR7	Granting of subscription rights	EUR 0.00	771	EUR 0.00
June 6, 2018 outside a trading venue	Dr. Thomas Elsner Supervisory Board joint account with Dr. Christiane Richard-Elsner (wife)	Derivative	DE000BAY1BR7	Granting of subscription rights	EUR 0.00	100	EUR 0.00
June 6, 2018 outside a trading venue	Johanna W. Faber Supervisory Board	Derivative	DE000BAY1BR7	Granting of subscription rights	EUR 0.00	880	EUR 0.00
June 6, 2018 outside a trading venue	Prof. Dr. Wolfgang Plischke Supervisory Board	Derivative	DE000BAY1BR7	Granting of subscription rights	EUR 0.00	5,082	EUR 0.00
June 6, 2018 outside a trading venue	Michael Schmidt-Kießling Supervisory Board	Derivative	DE000BAY1BR7	Granting of subscription rights	EUR 0.00	1,491	EUR 0.00
June 6, 2018 outside a trading venue	Kemal Malik Board of Management	Derivative	DE000BAY1BR7	Granting of subscription rights	EUR 0.00	4,877	EUR 0.00
March 28, 2018 Xetra	Kemal Malik Board of Management	Share	DE000BAY0017	Purchase	EUR 89.9800	327	EUR 29,423.46
March 27, 2018 Over the counter market (OTC)	Colleen A. Goggins Supervisory Board	Bayer AG American Depositary Receipt (ADR)	US0727303028	Purchase	US$ 28.225714	1,050	US$ 29,636.9997
March 27, 2018 Xetra	Dr. Klaus Sturany Supervisory Board	Share	DE000BAY0017	Purchase	EUR 91.12	220	EUR 20,046.4000
March 26, 2018 Xetra	Werner Wenning Supervisory Board	Share	DE000BAY0017	Purchase	EUR 90.8267	783	EUR 71,117.3061
March 26, 2018 Xetra	Dr. Paul Achleitner Supervisory Board	Share	DE000BAY0017	Purchase	EUR 90.8267	158	EUR 14,350.6186
March 26, 2018 Xetra	Dr. Simone Bagel-Trah Supervisory Board	Share	DE000BAY0017	Purchase	EUR 90.8267	352	EUR 31,970.9984
March 26, 2018 Over the counter market (OTC)	Dr. Norbert W. Bischofberger Supervisory Board	Bayer AG American Depositary Receipt (ADR)	US0727303028	Purchase	US$ 27.9025 US$ 27.91	200 1800	US$ 5,580.50 US$ 50,238
March 26, 2018 Xetra	Thomas Ebeling Supervisory Board	Share	DE000BAY0017	Purchase	EUR 90.8267	105	EUR 9,536.8035
March 26, 2018 Xetra	Dr. Thomas Elsner Supervisory Board	Share	DE000BAY0017	Purchase	EUR 90.8267	370	EUR 33,605.8790
March 26, 2018 Xetra	Johanna W. Faber Supervisory Board	Share	DE000BAY0017	Purchase	EUR 90.8267	352	EUR 31,970.9984
March 26, 2018 Xetra	Prof. Dr. Wolfgang Plischke Supervisory Board	Share	DE000BAY0017	Purchase	EUR 90.8267	705	EUR 64,032.8235
March 26, 2018 Xetra	Michael Schmidt-Kießling Supervisory Board	Share	DE000BAY0017	Purchase	EUR 90.8267	105	EUR 9,536.8035
March 26, 2018 Over the counter market (OTC)	Dieter Weinand Board of Management	Bayer AG American Depositary Receipt (ADR)	US0727303028	Purchase	US$ 27.9993 US$ 28 US$ 28 US$ 28 US$ 27.98 US$ 28 US$ 28 US$ 27.98 US$ 27.98 US$ 27.98 US$ 27.98 US$ 27.8 US$ 27.8	100 5.510 500 200 100 500 500 100 100 100 100 199 35	US$ 2799.93 US$ 154,280 US$ 14,000 US$ 5,600 US$ 2,798 US$ 14,000 US$ 14,000 US$ 2,798 US$ 2,798 US$ 2,798 US$ 2,798 US$ 5,532.2 US$ 973

Transactions in the Past Financial Years Effective 2005

2017:

Date/Place	Name/ Reasons for Disclosure	Security	ISIN	Type of Transaction	Currency/Price	Quantity	Total Amount
February 23, 2017 Xetra	Werner Wenning Supervisory Board	Share	DE000BAY0017	Purchase	EUR 107.3152	838	EUR 89,930.1376
February 23, 2017 Xetra	Dr. Paul Achleitner Supervisory Board	Share	DE000BAY0017	Purchase	EUR 107.3152	419	EUR 44,965.0688
February 23, 2017 Xetra	Dr. Simone Bagel-Trah Supervisory Board	Share	DE000BAY0017	Purchase	EUR 107.3152	279	EUR 29,940.9408
February 23, 2017 Xetra	Dr. Clemens Börsig Supervisory Board	Share	DE000BAY0017	Purchase	EUR 107.3152	279	EUR 29,940.9408
February 23, 2017 Xetra	Thomas Ebeling Supervisory Board	Share	DE000BAY0017	Purchase	EUR 107.3152	279	EUR 29,940.9408
February 23, 2017 Xetra	Johanna W. (Hanneke) Faber Supervisory Board	Share	DE000BAY0017	Purchase	EUR 107.3152	528	EUR 56,662.4256
February 23, 2017 Xetra	Prof. Dr. Wolfgang Plischke Supervisory Board	Share	DE000BAY0017	Purchase	EUR 107.3152	377	EUR 40,457.8304
February 23, 2017 Xetra	Dr. Klaus Sturany Supervisory Board	Share	DE000BAY0017	Purchase	EUR 107.3152	559	EUR 59,989.1968
February 23, 2017 Xetra	Dr.-Ing. Thomas Fischer Supervisory Board	Share	DE000BAY0017	Purchase	EUR 107.3152	419	EUR 44,965.0688
February 23, 2017 Xetra	Michael Schmidt-Kießling Supervisory Board	Share	DE000BAY0017	Purchase	EUR 107.3152	279	EUR 29,940.9408
February 23, 2017/ Over the counter market (OTC)	Sue H. Rataj Supervisory Board	Bayer AG American Depositary Receipt (ADR)	US0727303028	Purchase	US$ 111.16	280	US$ 31,124.80

2016:

Date/Place	Name/ Reasons for Disclosure	Security	ISIN	Type of Transaction	Currency/Price	Quantity	Total Amount
November 4, 2016 Xetra	Kemal Malik Board of Management	Share	DE000BAY0017	Purchase	EUR 87.72	363	EUR 31,842.36
November 4, 2016 Xetra	Kemal Malik Board of Management	Share	DE000BAY0017	Purchase	EUR 87.73	1,381	EUR 121,155.13
November 4, 2016 Xetra	Kemal Malik Board of Management	Share	DE000BAY0017	Purchase	EUR 87.74	556	EUR 48,783.44
October 27, 2016 Tradegate	Corinna Baumann person closely associated to a board member	Share	DE000BAY0017	Purchase	EUR 90.15532	5,000	EUR 450,776.50
October 27, 2016 Tradegate	Corinna Baumann person closely associated to a board member	Share	DE000BAY0017	Purchase	EUR 90.139002	5,000	EUR 450,695.01
October 27, 2016 Xetra	Corinna Baumann person closely associated to a board member	Share	DE000BAY0017	Purchase	EUR 90.080652	5,000	EUR 450,403.26

Date/Place	Name/ Function	Security	ISIN	Type of Transaction	Currency/Price	Quantity	Total Amount
May 25, 2016 Frankfurt	Heinz Georg Webers Supervisory Board	Share	DE000BAY0017	Purchase	EUR 88.00	250	EUR 22.000,00
May 24, 2016 Xetra	Werner Baumann Board of Management	Share	DE000BAY0017	Purchase	EUR 84.527276	5,000	EUR 422,636.38
May 23, 2016 Xetra	Werner Baumann Board of Management	Share	DE000BAY0017	Purchase	EUR 87.2138	6,000	EUR 523,282.80
May 23, 2016 Xetra	Liam Condon Board of Management	Share	DE000BAY0017	Purchase	EUR 87.2138	2,800	EUR 244,198.64
May 23, 2016 Xetra	Johannes Dietsch Board of Management	Share	DE000BAY0017	Purchase	EUR 87.2138	3,000	EUR 261,641.40
May 23, 2016 Xetra	Dr. Hartmut Klusik Board of Management	Share	DE000BAY0017	Purchase	EUR 87.2138	3,000	EUR 261,641.40
April 27, 2016 Xetra	Erica Mann Board of Management	Share	DE000BAY0017	Purchase	EUR 105.911631	4,720	EUR 499,902.90
February 26, 2016 Xetra	Werner Wenning, Supervisory Board	Share	DE000BAY0017	Purchase	EUR 97.5601	922	EUR 89,950.41
February 26, 2016 Xetra	Dr. Klaus Sturany Supervisory Board	Share	DE000BAY0017	Purchase	EUR 97.5601	615	EUR 59,999.46
February 26, 2016 Xetra	Dr. Paul Achleitner Supervisory Board	Share	DE000BAY0017	Purchase	EUR 97.5601	461	EUR 44,975.21
February 26, 2016 Xetra	Dr. Clemens Börsig Supervisory Board	Share	DE000BAY0017	Purchase	EUR 97.5601	307	EUR 29,950.95
February 26, 2016 Xetra	Thomas Ebeling Supervisory Board	Share	DE000BAY0017	Purchase	EUR 97.5601	307	EUR 29,950.95
February 26, 2016 Xetra	Dr. Helmut Panke Supervisory Board	Share	DE000BAY0017	Purchase	EUR 97.5601	461	EUR 44,975.21
February 26, 2016 Xetra	Prof. Dr. Ernst-Ludwig Winnacker Supervisory Board	Share	DE000BAY0017	Purchase	EUR 97.5601	351	EUR 34,243.60
February 26, 2016 Xetra	Dr.-Ing. Thomas Fischer Supervisory Board	Share	DE000BAY0017	Purchase	EUR 97.5601	461	EUR 44,975.21
February 26, 2016 Xetra	Michael Schmidt-Kiessling Supervisory Board	Share	DE000BAY0017	Purchase	EUR 97.5601	307	EUR 29,950.95
February 26, 2016 Xetra	Dr. Simone Bagel-Trah Supervisory Board	Share	DE000BAY0017	Purchase	EUR 97.5601	307	EUR 29,950.95
February 26, 2016/ Over the counter market (OTC)	Sue H. Rataj Supervisory Board	Bayer AG American Depositary Receipt (ADR)	US0727303028	Purchase	US$ 107.43	312	US$ 33,518.16

2015:

Date/Place	Name/Function	Security	ISIN	Type of Transaction	Currency/Price	Quantity	Total Amount
March 3, 2015 Xetra	Werner Wenning, Supervisory Board	Share	DE000BAY0017	Purchase	EUR 132.73	678	EUR 89,992.16
March 3, 2015 Xetra	Dr. Klaus Sturany Supervisory Board	Share	DE000BAY0017	Purchase	EUR 132.73	452	EUR 59,994.77
March 3, 2015 Xetra	Dr. Paul Achleitner Supervisory Board	Share	DE000BAY0017	Purchase	EUR 132.73	339	EUR 44,996.08
March 3, 2015 Xetra	Dr. Clemens Börsig Supervisory Board	Share	DE000BAY0017	Purchase	EUR 132.73	226	EUR 29,997.39
March 3, 2015 Xetra	Thomas Ebeling Supervisory Board	Share	DE000BAY0017	Purchase	EUR 132.73	226	EUR 29,997.39
March 3, 2015 Xetra	Dr. Helmut Panke Supervisory Board	Share	DE000BAY0017	Purchase	EUR 132.73	291	EUR 38,624.95
March 3, 2015 Xetra	Prof. Dr. Ernst-Ludwig Winnacker Supervisory Board	Share	DE000BAY0017	Purchase	EUR 132.73	226	EUR 29,997.39
March 3, 2015 Xetra	Dr.-Ing. Thomas Fischer Supervisory Board	Share	DE000BAY0017	Purchase	EUR 132.73	339	EUR 44,996.08
March 3, 2015 Xetra	Michael Schmidt-Kiessling Supervisory Board	Share	DE000BAY0017	Purchase	EUR 132.73	226	EUR 29,997.39
March 3, 2015 Xetra	Dr. Simone Bagel-Trah Supervisory Board	Share	DE000BAY0017	Purchase	EUR 132.73	152	EUR 20,175.23
March 3, 2015/ Over the counter market (OTC)	Sue H. Rataj Supervisory Board	Bayer AG American Depositary Receipt (ADR)	US072730302	Purchase	US$ 148.57	226	US$ 33,576.82

2014:

Date/Place	Name/Function	Security	ISIN	Type of Transaction	Currency/Price	Quantity	Total Amount
March 5, 2014 Xetra	Dr. Paul Achleitner, Supervisory Board	Share	DE000BAY0017	Purchase	EUR 100.68	447	EUR 45,003.96
March 5, 2014 Xetra	Dr. Clemens Börsig, Supervisory Board	Share	DE000BAY0017	Purchase	EUR 100.68	298	EUR 30,002.64
March 5, 2014 Xetra	Thomas Ebeling, Supervisory Board	Share	DE000BAY0017	Purchase	EUR 100.68	298	EUR 30,002.64
March 5, 2014 Xetra	Dr.-Ing. Thomas Fischer, Supervisory Board	Share	DE000BAY0017	Purchase	EUR 100.68	447	EUR 45,003.96
March 5, 2014 Xetra	Dr. Klaus Kleinfeld, Supervisory Board	Share	DE000BAY0017	Purchase	EUR 100.68	298	EUR 30,002.64
March 5, 2014 Xetra	Dr. Helmut Panke, Supervisory Board	Share	DE000BAY0017	Purchase	EUR 100.68	298	EUR 30,002.64
March 5, 2014 Xetra	Michael Schmidt-Kiessling, Supervisory Board	Share	DE000BAY0017	Purchase	EUR 100.68	298	EUR 30,002.64
March 5, 2014 Over the counter market (OTC)	Sue H. Rataj, Supervisory Board	Bayer AG American Depositary Receipt (ADR)	US 072730302	Purchase	USD 137.69	293	USD 40,343.17
March 5, 2014 Xetra	Prof. Dr. Ekkehard Schulz, Supervisory Board	Share	DE000BAY0017	Purchase	EUR 101.00	450	EUR 45,450.00
March 5, 2014 Xetra	Dr. Klaus Sturany, Supervisory Board	Share	DE000BAY0017	Purchase	EUR 100.68	596	EUR 60,005.28
March 5, 2014 Xetra	Werner Wenning, Supervisory Board	Share	DE000BAY0017	Purchase	EUR 100.68	894	EUR 90,007.92
March 5, 2014 Xetra	Prof. Dr. Ernst-Ludwig Winnacker, Supervisory Board	Share	DE000BAY0017	Purchase	EUR 100.68	298	EUR 30,002.64

2013:

Date/Place	Name/Function	Security	ISIN	Type of Transaction	Currency/Price	Quantity	Total Amount
December 27, 2013 Xetra	Werner Baumann, Board of Management	Share	DE000BAY0017	Sale	EUR 102.872	4,600	EUR 473,211.20
November 11, 2013 Xetra	Oliver Zühlke, Supervisory Board	Share	DE000BAY0017	Sale	EUR 93.88	9	EUR 844.92
November 4, 2013 Dusseldorf	Michael Schmidt-Kiessling, Supervisory Board	Share	DE000BAY0017	Sale	EUR 92.40	90	EUR 8,316.00
August 15, 2013 Xetra	Dr. Marijn Dekkers, Board of Management	Share	DE000BAY0017	Purchase	EUR 85.96	6,000	EUR 515,760.00
April 23, 2013 Dusseldorf	Oliver Zühlke, Supervisory Board	Share	DE000BAY0017	Sale	EUR 79.46	50	EUR 3,973.00
March 6, 2013 Frankfurt	Oliver Zühlke, Supervisory Board	Share	DE000BAY0017	Sale	EUR 77.86	20	EUR 1,557.20
March 5, 2013 Xetra	Werner Wenning, Supervisory Board	Share	DE000BAY0017	Purchase	EUR 76.12	297	EUR 22,607.79
March 5, 2013 Xetra	Dr. Paul Achleitner, Supervisory Board	Share	DE000BAY0017	Purchase	EUR 76.12	400	EUR 30,448.20
March 5, 2013 Xetra	Dr. Clemens Börsig, Supervisory Board	Share	DE000BAY0017	Purchase	EUR 76.12	267	EUR 20,324.17
March 5, 2013 Xetra	Thomas Ebeling, Supervisory Board	Share	DE000BAY0017	Purchase	EUR 76.12	267	EUR 20,324.17
March 5, 2013 Xetra	Dr. Thomas Fischer, Supervisory Board	Share	DE000BAY0017	Purchase	EUR 76.12	400	EUR 30,448.20
March 5, 2013 Xetra	Dr. Klaus Kleinfeld, Supervisory Board	Share	DE000BAY0017	Purchase	EUR 76.12	267	EUR 20,324.17
March 5, 2013 NYSE	Sue H. Rataj, Supervisory Board	Bayer AG American Depositary Receipt (ADR)	US0727303028	Purchase	USD 101.75	273	USD 27,777.75
March 5, 2013 Xetra	Michael Schmidt-Kiessling, Supervisory Board	Share	DE000BAY0017	Purchase	EUR 76.12	267	EUR 20,324.17
March 5, 2013 Xetra	Prof. Dr.-Ing. Ekkehard D. Schulz, Supervisory Board	Share	DE000BAY0017	Purchase	EUR 75.70	500	EUR 37,850.00
March 5, 2013 Xetra	Dr. Klaus Sturany, Supervisory Board	Share	DE000BAY0017	Purchase	EUR 76.12	534	EUR 40,648.35
March 5, 2013 Xetra	Dr. Helmut Panke, Supervisory Board	Share	DE000BAY0017	Purchase	EUR 76.12	267	EUR 20,324.17
March 5, 2013 Xetra	Prof. Dr. Ernst-Ludwig Winnacker, Supervisory Board	Share	DE000BAY0017	Purchase	EUR 76.12	267	EUR 20,324.17

2012: No reportable securities transactions

2011: No reportable securities transactions

2010:

Date/
Place

Name/
Function

Security

ISIN

Type of
Transaction

Currency/Price

Quantity

Total
Amount

Jan. 4,
2010
Xetra

Werner Baumann,

Management Board

DE000BAY0017

Sale

EUR 56.30

8,000

EUR 450,400.00

2009: No reportable securities transactions

2008:

Date/ Place	Name/ Function	Security	ISIN	Type of Transaction	Price/ Currency	Quantity	Total Amount
Dec. 22, 2008 Over the counter	Willy Beumann, Supervisory Board	Share	DE0005752000	Purchase	EUR 39.20	68	EUR 2,665.60
May 13, 2008 Xetra	Willy Beumann, Supervisory Board	Share	DE0005752000	Purchase	EUR 55.72	261	EUR 14,542.92

2007:

Date/ Place	Name/ Function	Security	ISIN	Type of Transaction	Currency/Price	Quantity	Total Amount
March 29, 2007 Xetra	Prof. Dr. Wolfgang Plischke, Management Board	Share	DE0005752000	Purchase	EUR 47.70	5,300	EUR 252,810.00
January 10, 2007 Over the counter (Expiration date: May 23, 2008)	Prof. Dr. Wolfgang Plischke, Management Board	PROTECT Discount Share Certificate (Underlying instrument: Share)	FI: DE000SCL57K9 (Underlying instrument: DE0005752000)	Purchase	EUR 40.12 (Strike price: EUR 27.50 / Price multiplier: 1)	350	EUR 14,042.00

2006: No reportable securities transactions

2005: No reportable securities transactions

Information filed with the company by members of the Board of Management and Supervisory Board shows that, on the closing date for the financial statements, their total holdings of Bayer AG stock or related financial instruments were equivalent to less than 1% of the issued stock.