| August 9, 2017 | Odey Asset Management LLP | 4.55% | still open |
| August 4, 2017 | Merian Global Investors (UK) Limited | 0.50% | still open |
| August 1, 2017 | Capeview Capital LLP | 1.22% | still open |
| August 1, 2017 | Standard Life Investments Limited | 0.53% | still open |
| July 31, 2017 | Standard Life Investments Limited | 0.41% | still open |
| July 19, 2017 | Merian Global Investors (UK) Limited | 0.33% | still open |
| July 18, 2017 | Merian Global Investors (UK) Limited | 0.59% | still open |
| July 5, 2017 | Odey Asset Management LLP | 4.41% | still open |
| June 30, 2017 | Odey Asset Management LLP | 4.21% | still open |
| June 30, 2017 | Blackrock Investment Management (UK) Limited | 3.08% | still open |
| June 29, 2017 | Blackrock Investment Management (UK) Limited | 3.10% | still open |
| June 27, 2017 | Blackrock Investment Management (UK) Limited | 3.07% | still open |
| June 26, 2017 | Blackrock Investment Management (UK) Limited | 2.98% | still open |
| June 16, 2017 | Blackrock Investment Management (UK) Limited | 3.01% | still open |
| June 15, 2017 | Odey Asset Management LLP | 3.94% | still open |
| June 15, 2017 | Blackrock Investment Management (UK) Limited | 2.97% | still open |
| June 14, 2017 | Blackrock Investment Management (UK) Limited | 3.00% | still open |
| June 5, 2017 | Standard Life Investments Limited | 0.56% | still open |
| June 2, 2017 | Ardevora Asset Management LLP | 0.71% | still open |
| June 2, 2017 | Standard Life Investments Limited | 0.48% | still open |
| May 18, 2017 | Odey Asset Management LLP | 3.80% | still open |
| May 11, 2017 | Odey Asset Management LLP | 3.51% | still open |
| May 10, 2017 | Blackrock Institutional Trust Company, National Association | 0.91% | still open |
| May 5, 2017 | Odey Asset Management LLP | 3.42% | still open |
| May 4, 2017 | Odey Asset Management LLP | 3.38% | still open |
| May 4, 2017 | Blackrock Institutional Trust Company, National Association | 0.85% | still open |
| April 27, 2017 | Blackrock Investment Management (UK) Limited | 2.88% | still open |
| April 19, 2017 | Blackrock Investment Management (UK) Limited | 2.96% | still open |
| April 3, 2017 | Capeview Capital LLP | 1.19% | still open |
| March 27, 2017 | Blackrock Institutional Trust Company, National Association | 0.71% | still open |
| March 22, 2017 | Marshall Wace LLP | 0.48% | still open |
| March 20, 2017 | Blackrock Institutional Trust Company, National Association | 0.61% | still open |
| March 17, 2017 | Marshall Wace LLP | 0.50% | still open |
| March 16, 2017 | Blackrock Investment Management (UK) Limited | 2.88% | still open |
| March 16, 2017 | Blackrock Institutional Trust Company, National Association | 0.54% | still open |
| March 13, 2017 | Odey Asset Management LLP | 3.21% | still open |
| March 9, 2017 | Odey Asset Management LLP | 3.15% | still open |
| March 6, 2017 | Odey Asset Management LLP | 2.90% | still open |
| March 1, 2017 | Capeview Capital LLP | 1.21% | still open |
| February 24, 2017 | Odey Asset Management LLP | 2.81% | still open |
| February 20, 2017 | Odey Asset Management LLP | 2.72% | still open |
| February 17, 2017 | Odey Asset Management LLP | 2.69% | still open |
| February 10, 2017 | Odey Asset Management LLP | 2.58% | still open |
| February 7, 2017 | Blackrock Investment Management (UK) Limited | 2.90% | still open |
| January 31, 2017 | Odey Asset Management LLP | 2.46% | still open |
| January 12, 2017 | Odey Asset Management LLP | 2.21% | still open |
| January 12, 2017 | Capeview Capital LLP | 1.14% | still open |
| January 11, 2017 | Blackrock Investment Management (UK) Limited | 2.82% | still open |
| January 9, 2017 | Blackrock Investment Management (UK) Limited | 2.73% | still open |
| January 9, 2017 | Odey Asset Management LLP | 1.90% | still open |