| 2006 Annual General Meeting Convocation | Download |
| 2006 Annual General Meeting Notes | Download |
| 2007 Annual General Meeting Convocation | Download |
| 2007 Annual General Meeting Notes | Download |
| 2008 Annual General Meeting Convocation - English | Download |
| 2008 Annual General Meeting Convocation - German | Download |
| 2008 Annual General Meeting Notes - English | Download |
| 2008 Annual General Meeting Notes - German | Download |
| 2009 Annual General Meeting Convocation - English | Download |
| 2009 Annual General Meeting Convocation - German | Download |
| 2009 Annual General Meeting Notes - English | Download |
| 2009 Annual General Meeting Notes - German | Download |
| 2010 Annual General Meeting Convocation - English | Download |
| 2010 Annual General Meeting Convocation - German | Download |
| 2010 Annual General Meeting Notes - English | Download |
| 2010 Annual General Meeting Notes - German | Download |
| 2010 Minutes of Annual General Meeting | Download |
| 2011 Annual General Meeting Convocation - English | Download |
| 2011 Annual General Meeting Convocation - German | Download |
| 2011 Annual General Meeting Notes - English | Download |
| 2011 Annual General Meeting Notes - German | Download |
| 2011 Annual General Meeting: voting summary | Download |
| 2011 Minutes of Annual General Meeting | Download |
| Proposal to Amend the Articles of Association | Download |
| Proposal to Amend the Articles of Association (AGM May 26, 2011) - Dutch | Download |
| Proposal to Amend the Articles of Association (AGM May 26, 2011) - English | Download |
