| August 16, 2017 | Blackrock Institutional Trust Company, National Association | 0.91% | still open |
| August 8, 2017 | Blackrock Institutional Trust Company, National Association | 0.82% | still open |
| July 31, 2017 | Marshall Wace LLP | 0.59% | still open |
| July 26, 2017 | Marshall Wace LLP | 0.60% | still open |
| July 20, 2017 | Blackrock Investment Management (UK) Limited | 0.58% | still open |
| July 12, 2017 | Blackrock Investment Management (UK) Limited | 0.60% | still open |
| July 5, 2017 | Marshall Wace LLP | 0.50% | still open |
| June 30, 2017 | Blackrock Institutional Trust Company, National Association | 0.71% | still open |
| June 30, 2017 | Blackrock Investment Management (UK) Limited | 0.51% | still open |
| June 27, 2017 | GLG Partners LP | 0.72% | still open |
| June 23, 2017 | Blackrock Institutional Trust Company, National Association | 0.61% | still open |
| June 22, 2017 | GLG Partners LP | 0.69% | still open |
| June 22, 2017 | Blackrock Institutional Trust Company, National Association | 0.59% | still open |
| June 19, 2017 | Marshall Wace LLP | 0.49% | still open |
| June 13, 2017 | Blackrock Institutional Trust Company, National Association | 0.62% | still open |
| June 8, 2017 | Marshall Wace LLP | 0.50% | still open |
| June 1, 2017 | Marshall Wace LLP | 0.49% | still open |
| May 31, 2017 | Marshall Wace LLP | 0.50% | still open |
| May 30, 2017 | Blackrock Institutional Trust Company, National Association | 0.50% | still open |
| May 30, 2017 | Blackrock Investment Management (UK) Limited | 0.49% | still open |
| May 25, 2017 | GLG Partners LP | 0.74% | still open |
| May 15, 2017 | Blackrock Institutional Trust Company, National Association | 0.48% | still open |
| May 4, 2017 | Blackrock Institutional Trust Company, National Association | 0.58% | still open |
| May 2, 2017 | GLG Partners LP | 0.83% | still open |
| April 28, 2017 | Blackrock Institutional Trust Company, National Association | 0.60% | still open |
| April 27, 2017 | Blackrock Institutional Trust Company, National Association | 0.59% | still open |
| April 26, 2017 | Blackrock Investment Management (UK) Limited | 0.50% | still open |
| April 11, 2017 | Blackrock Institutional Trust Company, National Association | 0.68% | still open |
| March 29, 2017 | GLG Partners LP | 0.79% | still open |
| March 8, 2017 | Blackrock Institutional Trust Company, National Association | 0.78% | still open |
| March 3, 2017 | GLG Partners LP | 0.80% | still open |
| February 28, 2017 | GLG Partners LP | 0.70% | still open |
| February 17, 2017 | Blackrock Institutional Trust Company, National Association | 0.80% | still open |
| February 16, 2017 | GLG Partners LP | 0.60% | still open |
| February 15, 2017 | GLG Partners LP | 0.53% | still open |
| February 14, 2017 | Blackrock Institutional Trust Company, National Association | 0.71% | still open |
| February 9, 2017 | Blackrock Institutional Trust Company, National Association | 0.61% | still open |
| February 3, 2017 | Blackrock Institutional Trust Company, National Association | 0.52% | still open |
| January 26, 2017 | Marshall Wace LLP | 0.49% | still open |
| January 25, 2017 | Marshall Wace LLP | 0.50% | still open |
| December 16, 2016 | Blackrock Investment Management (UK) Limited | 0.48% | still open |
| December 2, 2016 | Blackrock Investment Management (UK) Limited | 0.59% | still open |
| December 1, 2016 | Marshall Wace LLP | 0.48% | still open |
| November 24, 2016 | Blackrock Institutional Trust Company, National Association | 0.48% | still open |
| November 16, 2016 | Marshall Wace LLP | 0.50% | still open |
| November 14, 2016 | Blackrock Institutional Trust Company, National Association | 0.59% | still open |
| November 11, 2016 | Blackrock Investment Management (UK) Limited | 0.69% | still open |
| October 11, 2016 | Blackrock Institutional Trust Company, National Association | 0.60% | still open |
| October 5, 2016 | Blackrock Investment Management (UK) Limited | 0.70% | still open |
| September 29, 2016 | GLG Partners LP | 0.41% | still open |