| October 2, 2017 | AQR Capital Management, LLC | 1.90% | still open |
| September 22, 2017 | AQR Capital Management, LLC | 1.80% | still open |
| September 19, 2017 | AQR Capital Management, LLC | 1.72% | still open |
| September 1, 2017 | AQR Capital Management, LLC | 1.60% | still open |
| August 22, 2017 | AQR Capital Management, LLC | 1.50% | still open |
| August 11, 2017 | Jupiter Investment Management Limited | 0.50% | still open |
| August 11, 2017 | Merian Global Investors (UK) Limited | 0.50% | still open |
| March 28, 2017 | AQR Capital Management, LLC | 1.40% | still open |
| December 23, 2016 | Luminus Management, LLC | 0.44% | still open |
| November 23, 2016 | Luminus Management, LLC | 0.69% | still open |
| November 22, 2016 | Millennium International Management LP | 0.47% | still open |
| November 21, 2016 | Millennium International Management LP | 0.58% | still open |
| November 15, 2016 | Millennium International Management LP | 0.69% | still open |
| November 11, 2016 | AQR Capital Management, LLC | 1.32% | still open |
| November 10, 2016 | Millennium International Management LP | 0.76% | still open |
| November 3, 2016 | Millennium International Management LP | 0.83% | still open |
| November 2, 2016 | Millennium International Management LP | 0.93% | still open |
| October 20, 2016 | AQR Capital Management, LLC | 1.20% | still open |
| October 19, 2016 | Millennium International Management LP | 1.00% | still open |
| October 17, 2016 | Millennium International Management LP | 0.92% | still open |
| October 13, 2016 | Millennium International Management LP | 0.82% | still open |
| October 11, 2016 | Millennium International Management LP | 0.79% | still open |
| October 3, 2016 | Millennium International Management LP | 0.88% | still open |
| September 20, 2016 | Millennium International Management LP | 0.91% | still open |
| September 15, 2016 | AQR Capital Management, LLC | 1.10% | still open |
| September 9, 2016 | Millennium International Management LP | 0.71% | still open |
| September 8, 2016 | Millennium International Management LP | 0.63% | still open |
| August 23, 2016 | Millennium International Management LP | 0.50% | still open |
| August 11, 2016 | Luminus Management, LLC | 0.70% | still open |
| August 3, 2016 | Millennium International Management LP | 0.45% | still open |
| August 1, 2016 | Millennium International Management LP | 0.52% | still open |
| July 28, 2016 | Luminus Management, LLC | 0.61% | still open |
| July 28, 2016 | Millennium International Management LP | 0.49% | still open |
| July 22, 2016 | AQR Capital Management, LLC | 1.00% | still open |
| July 21, 2016 | Millennium International Management LP | 0.59% | still open |
| July 20, 2016 | Millennium International Management LP | 0.61% | still open |
| July 14, 2016 | AQR Capital Management, LLC | 0.98% | still open |
| July 14, 2016 | Millennium International Management LP | 0.57% | still open |
| July 13, 2016 | AQR Capital Management, LLC | 1.00% | still open |
| June 28, 2016 | Millennium International Management LP | 0.68% | still open |
| June 24, 2016 | Luminus Management, LLC | 0.51% | still open |
| June 17, 2016 | Millennium International Management LP | 0.74% | still open |
| June 15, 2016 | Millennium International Management LP | 0.66% | still open |
| June 14, 2016 | Millennium International Management LP | 0.70% | still open |
| June 10, 2016 | Millennium International Management LP | 0.66% | still open |
| June 8, 2016 | Millennium International Management LP | 0.71% | still open |
| June 7, 2016 | Millennium International Management LP | 0.61% | still open |
| June 6, 2016 | Millennium International Management LP | 0.50% | still open |
| May 19, 2016 | AQR Capital Management, LLC | 0.90% | still open |
| April 22, 2016 | AQR Capital Management, LLC | 0.89% | still open |