| September 18, 2020 | Millennium International Management LP | 0.00% | still open |
| September 15, 2020 | Millennium International Management LP | 0.52% | still open |
| May 29, 2020 | Millennium International Management LP | 0.00% | still open |
| May 28, 2020 | Millennium International Management LP | 0.62% | still open |
| May 27, 2020 | Millennium International Management LP | 0.50% | still open |
| March 18, 2020 | GLG Partners LP | 0.46% | still open |
| December 18, 2019 | GLG Partners LP | 0.72% | still open |
| November 13, 2019 | GLG Partners LP | 1.19% | still open |
| October 31, 2019 | GLG Partners LP | 1.29% | still open |
| July 1, 2019 | GLG Partners LP | 1.43% | still open |
| June 6, 2019 | GLG Partners LP | 1.51% | still open |
| March 18, 2019 | Blackrock Investment Management (UK) Limited | 0.41% | still open |
| March 1, 2019 | Blackrock Investment Management (UK) Limited | 0.52% | still open |
| December 6, 2018 | Blackrock Investment Management (UK) Limited | 0.61% | still open |
| November 30, 2018 | Blackrock Investment Management (UK) Limited | 0.59% | still open |
| November 20, 2018 | GLG Partners LP | 1.43% | still open |
| November 14, 2018 | Blackrock Investment Management (UK) Limited | 0.60% | still open |
| November 9, 2018 | Blackrock Investment Management (UK) Limited | 0.52% | still open |
| October 31, 2018 | GLG Partners LP | 1.31% | still open |
| October 25, 2018 | GLG Partners LP | 1.20% | still open |
| October 23, 2018 | GLG Partners LP | 1.18% | still open |
| September 14, 2018 | GLG Partners LP | 1.03% | still open |
| August 7, 2018 | GLG Partners LP | 0.95% | still open |
| August 3, 2018 | GLG Partners LP | 0.72% | still open |
| July 3, 2018 | GLG Partners LP | 0.60% | still open |
| June 22, 2018 | GLG Partners LP | 0.50% | still open |
| February 9, 2015 | Blackrock Investment Management (UK) Limited | 0.47% | still open |
| February 2, 2015 | Alphagen Capital Limited | 0.00% | still open |
| January 29, 2015 | Alphagen Capital Limited | 0.59% | still open |
| January 22, 2015 | Alphagen Capital Limited | 0.60% | still open |
| January 21, 2015 | Alphagen Capital Limited | 0.70% | still open |
| January 20, 2015 | Alphagen Capital Limited | 0.60% | still open |
| January 19, 2015 | Alphagen Capital Limited | 0.72% | still open |
| January 16, 2015 | Alphagen Capital Limited | 0.64% | still open |
| January 14, 2015 | Blackrock Investment Management (UK) Limited | 0.59% | still open |
| January 13, 2015 | Alphagen Capital Limited | 0.51% | still open |
| January 2, 2015 | Blackrock Investment Management (UK) Limited | 0.49% | still open |
| December 12, 2014 | Blackrock Investment Management (UK) Limited | 0.50% | still open |
| December 10, 2014 | Blackrock Investment Management (UK) Limited | 0.49% | still open |
| December 9, 2014 | Blackrock Investment Management (UK) Limited | 0.50% | still open |
| March 14, 2014 | Blackrock Investment Management (UK) Limited | 0.47% | still open |
| March 13, 2014 | Blackrock Investment Management (UK) Limited | 0.50% | still open |
| March 6, 2014 | Blackrock Investment Management (UK) Limited | 0.49% | still open |
| November 15, 2013 | Blackrock Investment Management (UK) Limited | 0.59% | still open |
| November 6, 2013 | Blackrock Investment Management (UK) Limited | 0.63% | still open |
| July 2, 2013 | Blackrock Investment Management (UK) Limited | 0.70% | still open |
| May 8, 2013 | Blackrock Investment Management (UK) Limited | 0.60% | still open |
| March 7, 2013 | Blackrock Investment Management (UK) Limited | 0.59% | still open |
| January 17, 2013 | Blackrock Investment Management (UK) Limited | 0.69% | still open |
| November 20, 2012 | Blackrock Investment Management (UK) Limited | 0.70% | still open |
| November 1, 2012 | Blackrock Investment Management (UK) Limited | 0.67% | still open |