| April 1, 2014 | AHL Partners LLP | 0.31% | still open |
| March 31, 2014 | Magnetar Financial (UK) LLP | 0.94% | still open |
| March 31, 2014 | Capstone Volatility Master (cayman) Limited | 0.91% | still open |
| March 31, 2014 | AHL Partners LLP | 0.53% | still open |
| March 28, 2014 | Capstone Volatility Master (cayman) Limited | 0.72% | still open |
| March 28, 2014 | Magnetar Financial (UK) LLP | 0.54% | still open |
| March 24, 2014 | AHL Partners LLP | 0.60% | still open |
| March 13, 2014 | AHL Partners LLP | 0.77% | still open |
| March 12, 2014 | AHL Partners LLP | 0.84% | still open |
| March 10, 2014 | AHL Partners LLP | 1.09% | still open |
| March 7, 2014 | AHL Partners LLP | 1.17% | still open |
| March 5, 2014 | AHL Partners LLP | 1.26% | still open |
| March 4, 2014 | AHL Partners LLP | 0.84% | still open |
| March 3, 2014 | Ennismore Fund Management Limited | 0.49% | still open |
| January 28, 2014 | Ennismore Fund Management Limited | 0.57% | still open |
| January 27, 2014 | Ennismore Fund Management Limited | 0.69% | still open |
| January 23, 2014 | Ennismore Fund Management Limited | 0.74% | still open |
| December 11, 2013 | Oxford Asset Management | 0.49% | still open |
| December 6, 2013 | Oxford Asset Management | 0.51% | still open |
| November 13, 2013 | Ennismore Fund Management Limited | 0.89% | still open |
| November 12, 2013 | Ennismore Fund Management Limited | 0.96% | still open |
| September 19, 2013 | Blackrock Institutional Trust Company, National Association | 0.49% | still open |
| September 12, 2013 | Oxford Asset Management | 0.47% | still open |
| September 11, 2013 | Ennismore Fund Management Limited | 1.09% | still open |
| September 10, 2013 | Ennismore Fund Management Limited | 1.19% | still open |
| September 9, 2013 | Blackrock Institutional Trust Company, National Association | 0.52% | still open |
| September 5, 2013 | Blackrock Institutional Trust Company, National Association | 0.60% | still open |
| September 4, 2013 | Blackrock Institutional Trust Company, National Association | 0.53% | still open |
| August 30, 2013 | Oxford Asset Management | 0.59% | still open |
| August 22, 2013 | Ennismore Fund Management Limited | 1.36% | still open |
| August 19, 2013 | Oxford Asset Management | 0.69% | still open |
| July 31, 2013 | Oxford Asset Management | 0.79% | still open |
| July 24, 2013 | Blackrock Institutional Trust Company, National Association | 0.49% | still open |
| July 23, 2013 | Oxford Asset Management | 0.83% | still open |
| July 22, 2013 | Blackrock Institutional Trust Company, National Association | 0.59% | still open |
| July 11, 2013 | Oxford Asset Management | 0.99% | still open |
| June 28, 2013 | Blackrock Institutional Trust Company, National Association | 0.60% | still open |
| June 28, 2013 | Blackrock Investment Management (UK) Limited | 0.34% | still open |
| June 27, 2013 | Blackrock Investment Management (UK) Limited | 1.09% | still open |
| June 5, 2013 | Oxford Asset Management | 1.09% | still open |
| April 23, 2013 | Oxford Asset Management | 1.19% | still open |
| April 12, 2013 | Oxford Asset Management | 1.20% | still open |
| April 11, 2013 | Oxford Asset Management | 1.19% | still open |
| April 5, 2013 | Oxford Asset Management | 1.20% | still open |
| April 2, 2013 | Oxford Asset Management | 1.19% | still open |
| March 11, 2013 | Oxford Asset Management | 1.20% | still open |
| March 7, 2013 | Blackrock Investment Management (UK) Limited | 1.83% | still open |
| March 7, 2013 | Oxford Asset Management | 1.19% | still open |
| March 5, 2013 | Oxford Asset Management | 1.20% | still open |
| March 5, 2013 | Blackrock Institutional Trust Company, National Association | 0.59% | still open |