| June 22, 2016 | Millennium International Management LP | 0.49% | still open |
| June 10, 2016 | Millennium International Management LP | 0.52% | still open |
| December 4, 2014 | Blackrock Investment Management (UK) Limited | 0.46% | still open |
| November 4, 2014 | Blackrock Investment Management (UK) Limited | 0.59% | still open |
| October 28, 2014 | Blackrock Investment Management (UK) Limited | 0.68% | still open |
| September 30, 2014 | Blackrock Investment Management (UK) Limited | 0.73% | still open |
| September 2, 2014 | Blackrock Investment Management (UK) Limited | 0.84% | still open |
| July 15, 2014 | Blackrock Investment Management (UK) Limited | 1.56% | still open |
| June 30, 2014 | Blackrock Investment Management (UK) Limited | 1.62% | still open |
| June 17, 2014 | Blackrock Investment Management (UK) Limited | 1.71% | still open |
| May 30, 2014 | Blackrock Investment Management (UK) Limited | 1.85% | still open |
| April 3, 2014 | Blackrock Investment Management (UK) Limited | 1.99% | still open |
| March 7, 2014 | Blackrock Investment Management (UK) Limited | 2.33% | still open |
| February 28, 2014 | Blackrock Investment Management (UK) Limited | 2.66% | still open |
| February 27, 2014 | Blackrock Investment Management (UK) Limited | 2.73% | still open |
| February 25, 2014 | Blackrock Investment Management (UK) Limited | 2.99% | still open |
| February 21, 2014 | Blackrock Investment Management (UK) Limited | 3.05% | still open |
| February 20, 2014 | Blackrock Investment Management (UK) Limited | 3.14% | still open |
| December 30, 2013 | Blackrock Investment Management (UK) Limited | 3.22% | still open |
| October 28, 2013 | Blackrock Investment Management (UK) Limited | 3.12% | still open |
| October 15, 2013 | Blackrock Investment Management (UK) Limited | 2.99% | still open |
| October 11, 2013 | Blackrock Investment Management (UK) Limited | 2.73% | still open |
| August 30, 2013 | Blackrock Investment Management (UK) Limited | 2.66% | still open |
| August 20, 2013 | Blackrock Investment Management (UK) Limited | 2.58% | still open |
| August 5, 2013 | Blackrock Investment Management (UK) Limited | 2.49% | still open |
| July 11, 2013 | Blackrock Investment Management (UK) Limited | 2.16% | still open |
| July 9, 2013 | Blackrock Investment Management (UK) Limited | 1.99% | still open |
| May 15, 2013 | Blackrock Investment Management (UK) Limited | 1.71% | still open |
| May 9, 2013 | Blackrock Investment Management (UK) Limited | 1.46% | still open |
| April 22, 2013 | Blackrock Investment Management (UK) Limited | 1.21% | still open |
| April 11, 2013 | Blackrock Investment Management (UK) Limited | 1.04% | still open |
| March 5, 2013 | Blackrock Investment Management (UK) Limited | 0.89% | still open |