| August 1, 2016 | Jpmorgan Asset Management (UK) LTD | 0.49% | still open |
| July 28, 2016 | AQR Capital Management, LLC | 1.20% | still open |
| July 27, 2016 | AQR Capital Management, LLC | 1.19% | still open |
| July 26, 2016 | AQR Capital Management, LLC | 1.20% | still open |
| July 21, 2016 | AQR Capital Management, LLC | 1.19% | still open |
| July 20, 2016 | AQR Capital Management, LLC | 1.20% | still open |
| July 1, 2016 | Scopia Capital Management LLC | 1.91% | still open |
| June 24, 2016 | Jpmorgan Asset Management (UK) LTD | 0.59% | still open |
| June 21, 2016 | AQR Capital Management, LLC | 1.10% | still open |
| June 14, 2016 | Jpmorgan Asset Management (UK) LTD | 0.64% | still open |
| May 19, 2016 | Jpmorgan Asset Management (UK) LTD | 0.70% | still open |
| May 6, 2016 | AQR Capital Management, LLC | 1.00% | still open |
| April 14, 2016 | AQR Capital Management, LLC | 0.90% | still open |
| March 9, 2016 | Jpmorgan Asset Management (UK) LTD | 0.59% | still open |
| March 4, 2016 | AQR Capital Management, LLC | 0.80% | still open |
| February 18, 2016 | AQR Capital Management, LLC | 0.71% | still open |
| February 5, 2016 | Scopia Capital Management LLC | 1.82% | still open |
| February 3, 2016 | Scopia Capital Management LLC | 1.72% | still open |
| February 3, 2016 | AQR Capital Management, LLC | 0.61% | still open |
| January 14, 2016 | AQR Capital Management, LLC | 0.50% | still open |
| January 13, 2016 | Scopia Capital Management LLC | 1.60% | still open |
| January 6, 2016 | Scopia Capital Management LLC | 1.51% | still open |
| December 22, 2015 | Scopia Capital Management LLC | 1.40% | still open |
| December 3, 2015 | Scopia Capital Management LLC | 1.31% | still open |
| November 25, 2015 | Scopia Capital Management LLC | 1.20% | still open |
| November 19, 2015 | Jpmorgan Asset Management (UK) LTD | 0.60% | still open |
| November 18, 2015 | Scopia Capital Management LLC | 1.12% | still open |
| November 5, 2015 | Scopia Capital Management LLC | 1.02% | still open |
| October 30, 2015 | Worldquant LLC | 0.49% | still open |
| October 28, 2015 | Scopia Capital Management LLC | 0.91% | still open |
| October 19, 2015 | Worldquant LLC | 0.50% | still open |
| October 15, 2015 | Scopia Capital Management LLC | 0.81% | still open |
| October 12, 2015 | Jpmorgan Asset Management (UK) LTD | 0.51% | still open |
| October 6, 2015 | Scopia Capital Management LLC | 0.71% | still open |
| October 5, 2015 | Scopia Capital Management LLC | 0.62% | still open |
| September 30, 2015 | Scopia Capital Management LLC | 0.55% | still open |
| November 14, 2013 | Blackrock Institutional Trust Company, National Association | 0.49% | still open |
| August 22, 2013 | Blackrock Institutional Trust Company, National Association | 0.59% | still open |
| August 6, 2013 | Blackrock Institutional Trust Company, National Association | 0.69% | still open |
| July 16, 2013 | Blackrock Institutional Trust Company, National Association | 0.78% | still open |
| July 4, 2013 | Blackrock Institutional Trust Company, National Association | 0.89% | still open |
| June 18, 2013 | Blackrock Institutional Trust Company, National Association | 0.91% | still open |
| May 30, 2013 | Blackrock Institutional Trust Company, National Association | 0.80% | still open |
| May 22, 2013 | Blackrock Institutional Trust Company, National Association | 0.70% | still open |
| May 7, 2013 | Blackrock Institutional Trust Company, National Association | 0.61% | still open |
| April 17, 2013 | Blackrock Institutional Trust Company, National Association | 0.51% | still open |