| February 10, 2014 | Jpmorgan Asset Management (UK) LTD | 0.53% | still open |
| January 23, 2014 | Blackrock Advisors (UK) Limited | 0.50% | still open |
| January 9, 2014 | Blackrock Investment Management (UK) Limited | 0.71% | still open |
| January 8, 2014 | Ennismore Fund Management Limited | 1.02% | still open |
| December 11, 2013 | Blackrock Investment Management (UK) Limited | 0.61% | still open |
| November 14, 2013 | Blackrock Institutional Trust Company, National Association | 0.91% | still open |
| November 12, 2013 | Blackrock Investment Management (UK) Limited | 0.50% | still open |
| November 6, 2013 | Blackrock Institutional Trust Company, National Association | 0.80% | still open |
| October 15, 2013 | Blackrock Advisors (UK) Limited | 0.49% | still open |
| September 16, 2013 | Blackrock Institutional Trust Company, National Association | 0.74% | still open |
| September 13, 2013 | Blackrock Advisors (UK) Limited | 0.52% | still open |
| September 10, 2013 | Blackrock Advisors (UK) Limited | 0.49% | still open |
| September 9, 2013 | Blackrock Institutional Trust Company, National Association | 0.63% | still open |
| August 16, 2013 | Blackrock Advisors (UK) Limited | 0.50% | still open |
| August 13, 2013 | Blackrock Institutional Trust Company, National Association | 0.71% | still open |
| August 6, 2013 | Blackrock Institutional Trust Company, National Association | 0.61% | still open |
| August 1, 2013 | Blackrock Institutional Trust Company, National Association | 0.55% | still open |
| July 22, 2013 | Ennismore Fund Management Limited | 1.59% | still open |
| July 19, 2013 | Ennismore Fund Management Limited | 1.43% | still open |
| July 11, 2013 | Ennismore Fund Management Limited | 1.38% | still open |
| July 10, 2013 | Ennismore Fund Management Limited | 1.28% | still open |
| July 9, 2013 | Ennismore Fund Management Limited | 1.15% | still open |
| July 8, 2013 | Ennismore Fund Management Limited | 1.00% | still open |
| June 11, 2013 | Ennismore Fund Management Limited | 0.91% | still open |
| May 2, 2013 | Ennismore Fund Management Limited | 0.72% | still open |
| April 23, 2013 | Ennismore Fund Management Limited | 0.62% | still open |
| April 18, 2013 | Ennismore Fund Management Limited | 0.51% | still open |
| April 16, 2013 | Alphagen Capital Limited | 0.46% | still open |
| April 15, 2013 | Alphagen Capital Limited | 0.55% | still open |
| April 10, 2013 | Alphagen Capital Limited | 0.68% | still open |
| April 8, 2013 | Alphagen Capital Limited | 0.91% | still open |
| April 5, 2013 | Alphagen Capital Limited | 0.86% | still open |
| April 3, 2013 | Alphagen Capital Limited | 0.90% | still open |
| April 2, 2013 | Alphagen Capital Limited | 0.83% | still open |
| March 26, 2013 | DNB Asset Management AS | 0.48% | still open |
| March 25, 2013 | Alphagen Capital Limited | 0.76% | still open |
| March 21, 2013 | Alphagen Capital Limited | 0.64% | still open |
| March 15, 2013 | DNB Asset Management AS | 0.59% | still open |
| March 15, 2013 | Alphagen Capital Limited | 0.53% | still open |
| February 28, 2013 | DNB Asset Management AS | 0.69% | still open |
| December 11, 2012 | DNB Asset Management AS | 0.79% | still open |
| December 7, 2012 | DNB Asset Management AS | 0.88% | still open |
| November 8, 2012 | Alphagen Capital Limited | 0.31% | still open |
| November 1, 2012 | DNB Asset Management AS | 0.92% | still open |
| November 1, 2012 | Alphagen Capital Limited | 0.54% | still open |