| October 13, 2014 | Millennium International Management LP | 1.32% | still open |
| October 9, 2014 | Millennium International Management LP | 1.49% | still open |
| October 8, 2014 | Millennium International Management LP | 1.39% | still open |
| October 7, 2014 | Millennium International Management LP | 1.25% | still open |
| October 6, 2014 | Millennium International Management LP | 1.01% | still open |
| September 25, 2014 | Millennium International Management LP | 0.91% | still open |
| September 23, 2014 | Millennium International Management LP | 0.86% | still open |
| September 18, 2014 | Millennium International Management LP | 0.73% | still open |
| September 17, 2014 | Millennium International Management LP | 0.66% | still open |
| August 25, 2014 | Millennium International Management LP | 0.49% | still open |
| August 21, 2014 | Millennium International Management LP | 0.53% | still open |
| August 8, 2014 | Millennium International Management LP | 0.63% | still open |
| May 23, 2014 | Millennium International Management LP | 0.49% | still open |
| May 12, 2014 | Millennium International Management LP | 0.60% | still open |
| May 2, 2014 | Millennium International Management LP | 0.49% | still open |
| April 29, 2014 | Millennium International Management LP | 0.66% | still open |
| April 23, 2014 | Millennium International Management LP | 0.79% | still open |
| April 22, 2014 | Millennium International Management LP | 0.68% | still open |
| April 17, 2014 | Millennium International Management LP | 0.58% | still open |
| April 15, 2014 | Millennium International Management LP | 0.47% | still open |
| April 8, 2014 | Millennium International Management LP | 0.56% | still open |
| January 23, 2014 | Millennium International Management LP | 0.42% | still open |
| January 16, 2014 | Millennium International Management LP | 0.53% | still open |
| January 6, 2014 | Millennium International Management LP | 0.62% | still open |
| December 30, 2013 | Millennium International Management LP | 0.74% | still open |
| December 19, 2013 | Millennium International Management LP | 0.84% | still open |
| November 12, 2013 | Millennium International Management LP | 0.93% | still open |
| November 11, 2013 | Millennium International Management LP | 0.82% | still open |
| November 8, 2013 | Millennium International Management LP | 0.94% | still open |
| October 31, 2013 | Millennium International Management LP | 1.06% | still open |
| October 29, 2013 | Millennium International Management LP | 0.98% | still open |
| October 15, 2013 | Millennium International Management LP | 0.74% | still open |
| October 8, 2013 | Millennium International Management LP | 0.86% | still open |
| August 23, 2013 | Millennium International Management LP | 0.93% | still open |
| August 22, 2013 | Millennium International Management LP | 1.01% | still open |
| July 29, 2013 | Millennium International Management LP | 1.19% | still open |
| July 25, 2013 | Millennium International Management LP | 1.09% | still open |
| July 22, 2013 | Millennium International Management LP | 0.97% | still open |
| July 18, 2013 | Millennium International Management LP | 0.89% | still open |
| July 16, 2013 | Millennium International Management LP | 0.73% | still open |
| June 26, 2013 | Millennium International Management LP | 0.88% | still open |
| June 19, 2013 | Millennium International Management LP | 0.76% | still open |
| June 17, 2013 | Millennium International Management LP | 0.63% | still open |
| May 16, 2013 | Millennium International Management LP | 0.46% | still open |
| May 8, 2013 | Millennium International Management LP | 0.55% | still open |
| April 24, 2013 | Millennium International Management LP | 0.61% | still open |
| April 22, 2013 | Millennium International Management LP | 0.51% | still open |
| February 21, 2013 | GLG Partners LP | 0.46% | still open |
| February 20, 2013 | Balyasny Asset Management LP | 0.40% | still open |
| February 19, 2013 | Balyasny Asset Management LP | 0.86% | still open |