| 17. Oktober 2013 | Blackrock Institutional Trust Company, National Association | 2,39 % | offen |
| 16. Oktober 2013 | Blackrock Institutional Trust Company, National Association | 2,20 % | offen |
| 16. Oktober 2013 | Marshall Wace LLP | 0,48 % | offen |
| 14. Oktober 2013 | Blackrock Institutional Trust Company, National Association | 2,13 % | offen |
| 14. Oktober 2013 | Morton Holdings, INC. | 0,86 % | offen |
| 14. Oktober 2013 | Bluecrest Capital Management Limited | 0,51 % | offen |
| 14. Oktober 2013 | Marshall Wace LLP | 0,50 % | offen |
| 11. Oktober 2013 | Blackrock Institutional Trust Company, National Association | 2,08 % | offen |
| 11. Oktober 2013 | Morton Holdings, INC. | 0,94 % | offen |
| 11. Oktober 2013 | Bluecrest Capital Management Limited | 0,49 % | offen |
| 11. Oktober 2013 | Anchorage Capital Master Offshore, LTD. | 0,15 % | offen |
| 10. Oktober 2013 | Morton Holdings, INC. | 1,02 % | offen |
| 10. Oktober 2013 | Anchorage Capital Master Offshore, LTD. | 0,58 % | offen |
| 10. Oktober 2013 | GLG Partners LP | 0,55 % | offen |
| 9. Oktober 2013 | Blackrock Institutional Trust Company, National Association | 1,90 % | offen |
| 9. Oktober 2013 | Anchorage Capital Master Offshore, LTD. | 0,91 % | offen |
| 9. Oktober 2013 | Highbridge Capital Management LLC | 0,81 % | offen |
| 9. Oktober 2013 | Bluecrest Capital Management Limited | 0,50 % | offen |
| 4. Oktober 2013 | Blackrock Institutional Trust Company, National Association | 1,70 % | offen |
| 3. Oktober 2013 | Blackrock Institutional Trust Company, National Association | 1,67 % | offen |
| 3. Oktober 2013 | Highbridge Capital Management LLC | 0,70 % | offen |
| 1. Oktober 2013 | Blackrock Institutional Trust Company, National Association | 1,52 % | offen |
| 1. Oktober 2013 | Highbridge Capital Management LLC | 0,62 % | offen |
| 30. September 2013 | Blackrock Institutional Trust Company, National Association | 1,39 % | offen |
| 30. September 2013 | Highbridge Capital Management LLC | 0,58 % | offen |
| 26. September 2013 | GLG Partners LP | 0,79 % | offen |
| 25. September 2013 | Blackrock Institutional Trust Company, National Association | 1,20 % | offen |
| 24. September 2013 | Blackrock Institutional Trust Company, National Association | 1,11 % | offen |
| 20. September 2013 | GLG Partners LP | 0,60 % | offen |
| 19. September 2013 | Blackrock Institutional Trust Company, National Association | 1,00 % | offen |
| 16. September 2013 | Blackrock Investment Management (UK) Limited | 0,56 % | offen |
| 12. September 2013 | GLG Partners LP | 0,56 % | offen |
| 10. September 2013 | Blackrock Institutional Trust Company, National Association | 0,90 % | offen |
| 3. September 2013 | Blackrock Institutional Trust Company, National Association | 0,81 % | offen |
| 30. August 2013 | Blackrock Institutional Trust Company, National Association | 0,79 % | offen |
| 29. August 2013 | Blackrock Institutional Trust Company, National Association | 0,82 % | offen |
| 28. August 2013 | Blackrock Institutional Trust Company, National Association | 0,79 % | offen |
| 23. August 2013 | Blackrock Institutional Trust Company, National Association | 0,82 % | offen |
| 21. August 2013 | Blackrock Institutional Trust Company, National Association | 0,77 % | offen |
| 19. August 2013 | Blackrock Institutional Trust Company, National Association | 0,69 % | offen |
| 14. August 2013 | Blackrock Institutional Trust Company, National Association | 0,70 % | offen |
| 12. August 2013 | Blackrock Institutional Trust Company, National Association | 0,66 % | offen |
| 12. August 2013 | GLG Partners LP | 0,46 % | offen |
| 5. August 2013 | Blackrock Institutional Trust Company, National Association | 0,51 % | offen |
| 31. Juli 2013 | Anchorage Capital Master Offshore, LTD. | 1,32 % | offen |
| 26. Juli 2013 | Blackrock Institutional Trust Company, National Association | 0,49 % | offen |
| 24. Juli 2013 | Anchorage Capital Master Offshore, LTD. | 1,23 % | offen |
| 24. Juli 2013 | GLG Partners LP | 0,52 % | offen |
| 18. Juli 2013 | Anchorage Capital Master Offshore, LTD. | 1,14 % | offen |
| 11. Juli 2013 | Anchorage Capital Master Offshore, LTD. | 1,02 % | offen |
| 10. Juli 2013 | Blackrock Institutional Trust Company, National Association | 0,53 % | offen |
| 2. Juli 2013 | Anchorage Capital Master Offshore, LTD. | 0,91 % | offen |
| 20. Mai 2013 | Marshall Wace LLP | 0,46 % | offen |
| 13. Mai 2013 | Morton Holdings, INC. | 1,17 % | offen |
| 3. Mai 2013 | Marshall Wace LLP | 0,56 % | offen |
| 2. Mai 2013 | Marshall Wace LLP | 0,60 % | offen |
| 25. April 2013 | Blackrock Investment Management (UK) Limited | 0,43 % | offen |
| 24. April 2013 | Blackrock Investment Management (UK) Limited | 0,51 % | offen |
| 23. April 2013 | Blackrock Investment Management (UK) Limited | 0,65 % | offen |
| 19. April 2013 | Marshall Wace LLP | 0,51 % | offen |
| 16. April 2013 | GLG Partners LP | 0,31 % | offen |
| 15. April 2013 | Blackrock Investment Management (UK) Limited | 0,71 % | offen |
| 12. April 2013 | GLG Partners LP | 0,51 % | offen |
| 11. April 2013 | GLG Partners LP | 0,49 % | offen |
| 10. April 2013 | Blackrock Investment Management (UK) Limited | 0,69 % | offen |
| 5. April 2013 | Blackrock Investment Management (UK) Limited | 0,70 % | offen |
| 28. März 2013 | Blackrock Investment Management (UK) Limited | 0,55 % | offen |
| 25. März 2013 | GLG Partners LP | 0,59 % | offen |
| 22. März 2013 | GLG Partners LP | 0,61 % | offen |
| 13. März 2013 | GLG Partners LP | 0,50 % | offen |
| 20. Februar 2013 | Anchorage Capital Master Offshore, LTD. | 0,81 % | offen |
| 11. Februar 2013 | Anchorage Capital Master Offshore, LTD. | 0,70 % | offen |
| 7. Februar 2013 | Anchorage Capital Master Offshore, LTD. | 0,62 % | offen |
| 6. Februar 2013 | Anchorage Capital Master Offshore, LTD. | 0,59 % | offen |
| 1. November 2012 | Morton Holdings, INC. | 1,26 % | offen |
| 1. November 2012 | Anchorage Capital Master Offshore, LTD. | 0,81 % | offen |