| July 31, 2014 | Blackrock Advisors, LLC | 0.50% | still open |
| July 30, 2014 | Blackrock Institutional Trust Company, National Association | 0.79% | still open |
| July 30, 2014 | Contour Asset Management | 0.54% | still open |
| July 22, 2014 | Worldquant, LLC | 0.44% | still open |
| July 17, 2014 | Blackrock Institutional Trust Company, National Association | 0.84% | still open |
| July 17, 2014 | Worldquant, LLC | 0.50% | still open |
| July 16, 2014 | Worldquant, LLC | 0.49% | still open |
| July 15, 2014 | Worldquant, LLC | 0.50% | still open |
| July 11, 2014 | Worldquant, LLC | 0.48% | still open |
| July 7, 2014 | Worldquant, LLC | 0.51% | still open |
| July 2, 2014 | Citadel Europe LLP | 0.51% | still open |
| June 26, 2014 | Blackrock Institutional Trust Company, National Association | 0.70% | still open |
| June 17, 2014 | Blackrock Institutional Trust Company, National Association | 0.60% | still open |
| June 9, 2014 | Blackrock Institutional Trust Company, National Association | 0.50% | still open |
| April 10, 2014 | Myriad Opportunities Master Fund Limited | 0.14% | still open |
| April 8, 2014 | Myriad Opportunities Master Fund Limited | 0.24% | still open |
| April 3, 2014 | Myriad Opportunities Master Fund Limited | 0.19% | still open |
| August 26, 2013 | Highbridge Capital Management LLC | 0.37% | still open |
| August 23, 2013 | Highbridge Capital Management LLC | 0.50% | still open |
| August 20, 2013 | Highbridge Capital Management LLC | 0.65% | still open |
| August 19, 2013 | Highbridge Capital Management LLC | 0.74% | still open |
| August 16, 2013 | Highbridge Capital Management LLC | 0.87% | still open |
| August 15, 2013 | Highbridge Capital Management LLC | 1.00% | still open |
| August 6, 2013 | Highbridge Capital Management LLC | 1.19% | still open |
| July 23, 2013 | Highbridge Capital Management LLC | 1.28% | still open |
| May 30, 2013 | Highbridge Capital Management LLC | 1.39% | still open |
| May 24, 2013 | Highbridge Capital Management LLC | 1.40% | still open |
| May 23, 2013 | Highbridge Capital Management LLC | 1.28% | still open |
| May 22, 2013 | Highbridge Capital Management LLC | 1.13% | still open |
| May 21, 2013 | Highbridge Capital Management LLC | 1.02% | still open |
| May 20, 2013 | Highbridge Capital Management LLC | 0.95% | still open |
| May 17, 2013 | Highbridge Capital Management LLC | 0.88% | still open |
| May 15, 2013 | Highbridge Capital Management LLC | 0.95% | still open |
| May 10, 2013 | Highbridge Capital Management LLC | 0.84% | still open |
| April 23, 2013 | Highbridge Capital Management LLC | 0.95% | still open |
| April 22, 2013 | Highbridge Capital Management LLC | 1.06% | still open |
| April 18, 2013 | Highbridge Capital Management LLC | 1.14% | still open |
| April 15, 2013 | Highbridge Capital Management LLC | 1.22% | still open |
| April 9, 2013 | Highbridge Capital Management LLC | 1.14% | still open |
| April 8, 2013 | Highbridge Capital Management LLC | 1.08% | still open |
| April 5, 2013 | Highbridge Capital Management LLC | 0.99% | still open |
| April 4, 2013 | Highbridge Capital Management LLC | 0.85% | still open |
| April 3, 2013 | Highbridge Capital Management LLC | 0.72% | still open |
| April 2, 2013 | Highbridge Capital Management LLC | 0.68% | still open |
| March 21, 2013 | Highbridge Capital Management LLC | 0.52% | still open |
| March 20, 2013 | Highbridge Capital Management LLC | 0.49% | still open |
| March 15, 2013 | Highbridge Capital Management LLC | 0.59% | still open |
| February 21, 2013 | Highbridge Capital Management LLC | 0.69% | still open |
| January 4, 2013 | Highbridge Capital Management LLC | 0.70% | still open |
| December 14, 2012 | Highbridge Capital Management LLC | 0.69% | still open |