| 21. Januar 2015 | Signpost Capital Advisors, LP | 1,51 % | offen |
| 21. Januar 2015 | Millennium International Management LP | 1,45 % | offen |
| 20. Januar 2015 | Millennium International Management LP | 1,57 % | offen |
| 19. Januar 2015 | Millennium International Management LP | 1,57 % | offen |
| 8. Januar 2015 | Millennium International Management LP | 1,70 % | offen |
| 7. Januar 2015 | Millennium International Management LP | 1,70 % | offen |
| 23. Dezember 2014 | EverPoint Asset Management, LLC | 0,63 % | offen |
| 22. Dezember 2014 | EverPoint Asset Management, LLC | 0,55 % | offen |
| 21. Dezember 2014 | EverPoint Asset Management, LLC | 0,55 % | offen |
| 19. Dezember 2014 | Millennium International Management LP | 1,69 % | offen |
| 18. Dezember 2014 | Millennium International Management LP | 1,69 % | offen |
| 3. Dezember 2014 | Millennium International Management LP | 1,73 % | offen |
| 2. Dezember 2014 | Millennium International Management LP | 1,73 % | offen |
| 27. November 2014 | Millennium International Management LP | 1,69 % | offen |
| 26. November 2014 | Millennium International Management LP | 1,69 % | offen |
| 24. November 2014 | Millennium International Management LP | 1,77 % | offen |
| 23. November 2014 | Millennium International Management LP | 1,77 % | offen |
| 21. November 2014 | Millennium International Management LP | 1,80 % | offen |
| 20. November 2014 | Millennium International Management LP | 1,80 % | offen |
| 3. November 2014 | Millennium International Management LP | 1,75 % | offen |
| 2. November 2014 | Millennium International Management LP | 1,75 % | offen |
| 22. Oktober 2014 | Millennium International Management LP | 1,96 % | offen |
| 21. Oktober 2014 | Millennium International Management LP | 1,96 % | offen |
| 7. Oktober 2014 | Millennium International Management LP | 1,87 % | offen |
| 6. Oktober 2014 | Millennium International Management LP | 1,87 % | offen |
| 30. September 2014 | Millennium International Management LP | 1,76 % | offen |
| 29. September 2014 | Millennium International Management LP | 1,76 % | offen |
| 4. September 2014 | Millennium International Management LP | 1,65 % | offen |
| 3. September 2014 | Millennium International Management LP | 1,65 % | offen |
| 2. September 2014 | Signpost Capital Advisors, LP | 1,61 % | offen |
| 1. September 2014 | Signpost Capital Advisors, LP | 1,61 % | offen |
| 29. August 2014 | Millennium International Management LP | 1,59 % | offen |
| 29. August 2014 | Signpost Capital Advisors, LP | 1,50 % | offen |
| 28. August 2014 | Millennium International Management LP | 1,59 % | offen |
| 28. August 2014 | Signpost Capital Advisors, LP | 1,38 % | offen |
| 27. August 2014 | Signpost Capital Advisors, LP | 1,29 % | offen |
| 26. August 2014 | Signpost Capital Advisors, LP | 1,18 % | offen |
| 25. August 2014 | Millennium International Management LP | 1,63 % | offen |
| 25. August 2014 | Signpost Capital Advisors, LP | 1,06 % | offen |
| 24. August 2014 | Millennium International Management LP | 1,63 % | offen |
| 24. August 2014 | Signpost Capital Advisors, LP | 1,06 % | offen |
| 22. August 2014 | Millennium International Management LP | 1,56 % | offen |
| 22. August 2014 | Signpost Capital Advisors, LP | 0,79 % | offen |
| 21. August 2014 | Millennium International Management LP | 1,45 % | offen |
| 21. August 2014 | Signpost Capital Advisors, LP | 0,79 % | offen |
| 20. August 2014 | Millennium International Management LP | 1,45 % | offen |
| 18. August 2014 | Millennium International Management LP | 1,30 % | offen |
| 17. August 2014 | Millennium International Management LP | 1,30 % | offen |
| 13. August 2014 | Millennium International Management LP | 1,24 % | offen |
| 12. August 2014 | Millennium International Management LP | 1,24 % | offen |