| March 21, 2016 | Numeric Investors LLC | 0.49% | still open |
| March 15, 2016 | Numeric Investors LLC | 0.59% | still open |
| March 9, 2016 | UBS Asset Management (UK) Ltd | 2.90% | still open |
| March 4, 2016 | UBS Asset Management (UK) Ltd | 2.84% | still open |
| March 3, 2016 | UBS Asset Management (UK) Ltd | 2.76% | still open |
| March 2, 2016 | UBS Asset Management (UK) Ltd | 2.56% | still open |
| February 23, 2016 | JPMorgan Asset Management (UK) Limited | 0.90% | still open |
| February 8, 2016 | JPMorgan Asset Management (UK) Limited | 0.87% | still open |
| February 5, 2016 | UBS Asset Management (UK) Ltd | 2.40% | still open |
| February 5, 2016 | JPMorgan Asset Management (UK) Limited | 1.16% | still open |
| February 4, 2016 | Macquarie Group Limited | 0.50% | still open |
| February 2, 2016 | UBS Asset Management (UK) Ltd | 2.20% | still open |
| February 1, 2016 | UBS Asset Management (UK) Ltd | 2.17% | still open |
| January 26, 2016 | UBS Asset Management (UK) Ltd | 2.07% | still open |
| January 14, 2016 | Numeric Investors LLC | 0.62% | still open |
| January 13, 2016 | Numeric Investors LLC | 0.58% | still open |
| January 12, 2016 | JPMorgan Asset Management (UK) Limited | 1.23% | still open |
| January 12, 2016 | Numeric Investors LLC | 0.60% | still open |
| January 8, 2016 | JPMorgan Asset Management (UK) Limited | 1.13% | still open |
| January 8, 2016 | BlackRock Investment Management (UK) Limited | 0.90% | still open |
| January 7, 2016 | JPMorgan Asset Management (UK) Limited | 1.03% | still open |
| December 10, 2015 | BlackRock Investment Management (UK) Limited | 0.80% | still open |
| December 1, 2015 | BlackRock Investment Management (UK) Limited | 0.70% | still open |
| December 1, 2015 | BlackRock Institutional Trust Company, National Association | 0.60% | still open |
| November 25, 2015 | BlackRock Investment Management (UK) Limited | 0.62% | still open |
| November 17, 2015 | BlackRock Investment Management (UK) Limited | 0.51% | still open |
| November 13, 2015 | Numeric Investors LLC | 0.50% | still open |
| November 4, 2015 | JPMorgan Asset Management (UK) Limited | 0.92% | still open |
| October 19, 2015 | JPMorgan Asset Management (UK) Limited | 1.02% | still open |
| October 16, 2015 | JPMorgan Asset Management (UK) Limited | 0.80% | still open |
| October 9, 2015 | JPMorgan Asset Management (UK) Limited | 0.74% | still open |
| October 2, 2015 | JPMorgan Asset Management (UK) Limited | 0.80% | still open |
| August 4, 2015 | UBS Asset Management (UK) Ltd | 1.90% | still open |
| July 31, 2015 | UBS Asset Management (UK) Ltd | 1.84% | still open |
| July 6, 2015 | UBS Asset Management (UK) Ltd | 1.70% | still open |
| June 26, 2015 | BlackRock Institutional Trust Company, National Association | 0.51% | still open |
| May 11, 2015 | Kairos Investment Management Limited | 0.49% | still open |
| May 5, 2015 | Kairos Investment Management Limited | 0.58% | still open |
| April 29, 2015 | UBS Asset Management (UK) Ltd | 1.60% | still open |
| April 23, 2015 | Kairos Partners SGR Spa | 0.49% | still open |
| April 17, 2015 | Kairos Partners SGR Spa | 0.59% | still open |
| April 14, 2015 | JPMorgan Asset Management (UK) Limited | 0.75% | still open |
| April 13, 2015 | UBS Asset Management (UK) Ltd | 1.52% | still open |
| April 9, 2015 | UBS Asset Management (UK) Ltd | 1.44% | still open |
| April 9, 2015 | Kairos Partners SGR Spa | 0.67% | still open |
| April 9, 2015 | JPMorgan Asset Management (UK) Limited | 0.63% | still open |
| March 31, 2015 | UBS Asset Management (UK) Ltd | 1.33% | still open |
| March 31, 2015 | Kairos Partners SGR Spa | 0.79% | still open |
| March 30, 2015 | UBS Asset Management (UK) Ltd | 1.27% | still open |
| March 27, 2015 | JPMorgan Asset Management (UK) Limited | 0.51% | still open |