| 19 maart 2015 | Marshall Wace LLP | 0,67% | lopend |
| 11 maart 2015 | UBS O'Connor Limited | 0,61% | lopend |
| 6 maart 2015 | Discovery Capital Management, LLC | 0,47% | lopend |
| 5 maart 2015 | Discovery Capital Management, LLC | 0,55% | lopend |
| 4 maart 2015 | Marshall Wace LLP | 0,71% | lopend |
| 25 februari 2015 | UBS Asset Management (UK) LTD | 2,50% | lopend |
| 24 februari 2015 | UBS Asset Management (UK) LTD | 2,40% | lopend |
| 23 februari 2015 | UBS Asset Management (UK) LTD | 2,33% | lopend |
| 16 februari 2015 | UBS Asset Management (UK) LTD | 2,21% | lopend |
| 13 februari 2015 | UBS Asset Management (UK) LTD | 2,15% | lopend |
| 12 februari 2015 | UBS Asset Management (UK) LTD | 2,05% | lopend |
| 12 februari 2015 | Blackrock Investment Management (UK) Limited | 1,56% | lopend |
| 10 februari 2015 | UBS Asset Management (UK) LTD | 1,95% | lopend |
| 9 februari 2015 | UBS Asset Management (UK) LTD | 1,65% | lopend |
| 2 februari 2015 | Bluecrest Capital Management Limited | 0,60% | lopend |
| 27 januari 2015 | Rubric Capital Management, LLC | 0,90% | lopend |
| 20 januari 2015 | Bluecrest Capital Management Limited | 0,59% | lopend |
| 15 januari 2015 | Blackrock Investment Management (UK) Limited | 1,62% | lopend |
| 15 januari 2015 | Marshall Wace LLP | 0,85% | lopend |
| 14 januari 2015 | Blackrock Investment Management (UK) Limited | 1,21% | lopend |
| 13 januari 2015 | Blackrock Investment Management (UK) Limited | 1,04% | lopend |
| 13 januari 2015 | Bluecrest Capital Management Limited | 0,60% | lopend |
| 7 januari 2015 | Blackrock Investment Management (UK) Limited | 0,85% | lopend |
| 7 januari 2015 | Bluecrest Capital Management Limited | 0,51% | lopend |
| 5 januari 2015 | Blackrock Investment Management (UK) Limited | 0,78% | lopend |
| 2 januari 2015 | Rubric Capital Management, LLC | 0,81% | lopend |
| 2 januari 2015 | POINT72 Asset Management, L.P. | 0,00% | lopend |
| 1 januari 2015 | Bluecrest Capital Management Limited | 0,47% | lopend |
| 30 december 2014 | Oxford Asset Management | 0,49% | lopend |
| 18 december 2014 | Bluecrest Capital Management Limited | 0,50% | lopend |
| 17 december 2014 | Marshall Wace LLP | 0,93% | lopend |
| 16 december 2014 | UBS O'Connor Limited | 0,41% | lopend |
| 15 december 2014 | Marshall Wace LLP | 0,82% | lopend |
| 15 december 2014 | UBS O'Connor Limited | 0,60% | lopend |
| 12 december 2014 | UBS O'Connor Limited | 0,70% | lopend |
| 10 december 2014 | UBS O'Connor Limited | 0,81% | lopend |
| 9 december 2014 | UBS O'Connor Limited | 0,73% | lopend |
| 5 december 2014 | UBS Asset Management (UK) LTD | 1,46% | lopend |
| 4 december 2014 | GAM Investment Management (Switzerland) LTD. - Lugano Branch | 1,33% | lopend |
| 3 december 2014 | UBS Asset Management (UK) LTD | 1,30% | lopend |
| 3 december 2014 | GAM Investment Management (Switzerland) LTD. - Lugano Branch | 1,28% | lopend |
| 2 december 2014 | UBS Asset Management (UK) LTD | 1,23% | lopend |
| 2 december 2014 | GAM Investment Management (Switzerland) LTD. - Lugano Branch | 1,01% | lopend |
| 2 december 2014 | Blackrock Investment Management (UK) Limited | 0,62% | lopend |
| 26 november 2014 | UBS O'Connor Limited | 1,06% | lopend |
| 24 november 2014 | GAM Investment Management (Switzerland) LTD. - Lugano Branch | 0,98% | lopend |
| 21 november 2014 | UBS O'Connor Limited | 0,98% | lopend |
| 21 november 2014 | GAM Investment Management (Switzerland) LTD. - Lugano Branch | 0,83% | lopend |
| 20 november 2014 | UBS O'Connor Limited | 0,88% | lopend |
| 18 november 2014 | POINT72 Asset Management, L.P. | 0,81% | lopend |