| August 9, 2017 | Blackrock Investment Management (UK) Limited | 0.59% | still open |
| July 25, 2017 | Blackrock Investment Management (UK) Limited | 0.69% | still open |
| July 14, 2017 | Blackrock Investment Management (UK) Limited | 0.79% | still open |
| June 15, 2017 | Blackrock Investment Management (UK) Limited | 0.89% | still open |
| January 3, 2017 | Blackrock Investment Management (UK) Limited | 0.94% | still open |
| December 7, 2016 | Merian Global Investors (UK) Limited | 0.00% | still open |
| December 1, 2016 | Merian Global Investors (UK) Limited | 0.54% | still open |
| November 21, 2016 | Merian Global Investors (UK) Limited | 1.11% | still open |
| November 16, 2016 | Merian Global Investors (UK) Limited | 1.01% | still open |
| October 27, 2016 | Merian Global Investors (UK) Limited | 0.90% | still open |
| October 12, 2016 | Blackrock Investment Management (UK) Limited | 1.09% | still open |
| September 19, 2016 | Blackrock Investment Management (UK) Limited | 1.19% | still open |
| September 16, 2016 | Merian Global Investors (UK) Limited | 0.80% | still open |
| September 7, 2016 | Merian Global Investors (UK) Limited | 0.71% | still open |
| September 6, 2016 | Blackrock Investment Management (UK) Limited | 1.29% | still open |
| August 12, 2016 | Merian Global Investors (UK) Limited | 0.71% | still open |
| August 3, 2016 | Merian Global Investors (UK) Limited | 0.62% | still open |
| July 22, 2016 | Blackrock Investment Management (UK) Limited | 1.38% | still open |
| June 30, 2016 | Blackrock Investment Management (UK) Limited | 1.40% | still open |
| May 31, 2016 | Blackrock Investment Management (UK) Limited | 1.31% | still open |
| May 12, 2016 | Blackrock Investment Management (UK) Limited | 1.20% | still open |
| April 1, 2016 | Blackrock Investment Management (UK) Limited | 1.19% | still open |
| January 27, 2016 | Blackrock Investment Management (UK) Limited | 1.20% | still open |
| January 8, 2016 | Blackrock Investment Management (UK) Limited | 1.10% | still open |
| November 17, 2015 | Blackrock Investment Management (UK) Limited | 1.00% | still open |
| October 8, 2015 | Blackrock Investment Management (UK) Limited | 0.98% | still open |
| August 27, 2015 | Blackrock Investment Management (UK) Limited | 1.00% | still open |
| August 11, 2015 | Blackrock Investment Management (UK) Limited | 0.90% | still open |
| July 29, 2015 | Blackrock Investment Management (UK) Limited | 0.89% | still open |
| July 9, 2015 | Blackrock Investment Management (UK) Limited | 0.91% | still open |
| June 16, 2015 | Blackrock Investment Management (UK) Limited | 0.81% | still open |
| June 1, 2015 | Blackrock Investment Management (UK) Limited | 0.71% | still open |
| April 16, 2015 | Blackrock Investment Management (UK) Limited | 0.69% | still open |
| March 26, 2015 | Blackrock Investment Management (UK) Limited | 0.79% | still open |
| March 13, 2015 | Blackrock Investment Management (UK) Limited | 0.87% | still open |
| February 24, 2015 | Blackrock Investment Management (UK) Limited | 0.91% | still open |
| February 4, 2015 | Blackrock Investment Management (UK) Limited | 0.81% | still open |
| January 28, 2015 | Blackrock Investment Management (UK) Limited | 0.71% | still open |
| January 14, 2015 | Blackrock Investment Management (UK) Limited | 0.63% | still open |