| March 17, 2015 | Blackrock Investment Management (UK) Limited | 0.49% | still open |
| January 16, 2015 | Blackrock Investment Management (UK) Limited | 0.52% | still open |
| January 9, 2015 | Blackrock Investment Management (UK) Limited | 0.49% | still open |
| December 2, 2014 | Blackrock Investment Management (UK) Limited | 0.55% | still open |
| November 10, 2014 | Blackrock Investment Management (UK) Limited | 0.68% | still open |
| October 27, 2014 | Blackrock Investment Management (UK) Limited | 0.74% | still open |
| October 2, 2014 | Blackrock Investment Management (UK) Limited | 0.86% | still open |
| September 5, 2014 | Blackrock Investment Management (UK) Limited | 0.95% | still open |
| September 1, 2014 | Blackrock Investment Management (UK) Limited | 1.21% | still open |
| August 26, 2014 | Blackrock Investment Management (UK) Limited | 1.50% | still open |
| August 15, 2014 | Blackrock Investment Management (UK) Limited | 1.67% | still open |
| August 14, 2014 | Blackrock Investment Management (UK) Limited | 1.75% | still open |
| August 1, 2014 | Blackrock Investment Management (UK) Limited | 1.89% | still open |
| July 31, 2014 | Blackrock Investment Management (UK) Limited | 1.99% | still open |
| June 20, 2014 | Blackrock Investment Management (UK) Limited | 2.16% | still open |
| June 18, 2014 | Blackrock Investment Management (UK) Limited | 2.09% | still open |
| June 17, 2014 | Blackrock Investment Management (UK) Limited | 2.19% | still open |
| June 16, 2014 | Blackrock Investment Management (UK) Limited | 2.23% | still open |
| June 11, 2014 | Blackrock Investment Management (UK) Limited | 2.17% | still open |
| May 30, 2014 | Blackrock Investment Management (UK) Limited | 2.29% | still open |
| May 9, 2014 | Blackrock Investment Management (UK) Limited | 2.36% | still open |
| April 30, 2014 | Blackrock Investment Management (UK) Limited | 2.49% | still open |
| April 23, 2014 | Blackrock Investment Management (UK) Limited | 2.50% | still open |
| April 22, 2014 | Blackrock Investment Management (UK) Limited | 2.45% | still open |
| April 16, 2014 | Blackrock Investment Management (UK) Limited | 2.35% | still open |
| April 15, 2014 | Blackrock Investment Management (UK) Limited | 2.24% | still open |
| March 13, 2014 | Blackrock Investment Management (UK) Limited | 2.12% | still open |
| January 28, 2014 | Blackrock Investment Management (UK) Limited | 2.00% | still open |
| January 8, 2014 | Blackrock Investment Management (UK) Limited | 1.92% | still open |
| January 2, 2014 | Blackrock Investment Management (UK) Limited | 1.80% | still open |
| December 31, 2013 | Blackrock Investment Management (UK) Limited | 1.72% | still open |
| November 13, 2013 | Blackrock Investment Management (UK) Limited | 1.60% | still open |
| November 4, 2013 | Blackrock Investment Management (UK) Limited | 1.50% | still open |
| October 25, 2013 | Blackrock Investment Management (UK) Limited | 1.41% | still open |
| October 14, 2013 | Blackrock Investment Management (UK) Limited | 1.30% | still open |
| October 4, 2013 | Blackrock Investment Management (UK) Limited | 1.20% | still open |
| September 20, 2013 | Blackrock Investment Management (UK) Limited | 1.02% | still open |
| September 19, 2013 | Blackrock Investment Management (UK) Limited | 0.94% | still open |
| September 18, 2013 | Blackrock Investment Management (UK) Limited | 0.84% | still open |
| September 16, 2013 | Blackrock Investment Management (UK) Limited | 0.78% | still open |
| September 11, 2013 | Blackrock Investment Management (UK) Limited | 0.61% | still open |