| October 17, 2013 | Blackrock Institutional Trust Company, National Association | 2.39% | |
| October 16, 2013 | Blackrock Institutional Trust Company, National Association | 2.20% | |
| October 16, 2013 | Marshall Wace LLP | 0.48% | |
| October 14, 2013 | Blackrock Institutional Trust Company, National Association | 2.13% | |
| October 14, 2013 | Morton Holdings, INC. | 0.86% | |
| October 14, 2013 | Bluecrest Capital Management Limited | 0.51% | |
| October 14, 2013 | Marshall Wace LLP | 0.50% | |
| October 11, 2013 | Blackrock Institutional Trust Company, National Association | 2.08% | |
| October 11, 2013 | Morton Holdings, INC. | 0.94% | |
| October 11, 2013 | Bluecrest Capital Management Limited | 0.49% | |
| October 11, 2013 | Anchorage Capital Master Offshore, LTD. | 0.15% | |
| October 10, 2013 | Morton Holdings, INC. | 1.02% | |
| October 10, 2013 | Anchorage Capital Master Offshore, LTD. | 0.58% | |
| October 10, 2013 | GLG Partners LP | 0.55% | |
| October 9, 2013 | Blackrock Institutional Trust Company, National Association | 1.90% | |
| October 9, 2013 | Anchorage Capital Master Offshore, LTD. | 0.91% | |
| October 9, 2013 | Highbridge Capital Management LLC | 0.81% | |
| October 9, 2013 | Bluecrest Capital Management Limited | 0.50% | |
| October 4, 2013 | Blackrock Institutional Trust Company, National Association | 1.70% | |
| October 3, 2013 | Blackrock Institutional Trust Company, National Association | 1.67% | |
| October 3, 2013 | Highbridge Capital Management LLC | 0.70% | |
| October 1, 2013 | Blackrock Institutional Trust Company, National Association | 1.52% | |
| October 1, 2013 | Highbridge Capital Management LLC | 0.62% | |
| September 30, 2013 | Blackrock Institutional Trust Company, National Association | 1.39% | |
| September 30, 2013 | Highbridge Capital Management LLC | 0.58% | |
| September 26, 2013 | GLG Partners LP | 0.79% | |
| September 25, 2013 | Blackrock Institutional Trust Company, National Association | 1.20% | |
| September 24, 2013 | Blackrock Institutional Trust Company, National Association | 1.11% | |
| September 20, 2013 | GLG Partners LP | 0.60% | |
| September 19, 2013 | Blackrock Institutional Trust Company, National Association | 1.00% | |
| September 16, 2013 | Blackrock Investment Management (UK) Limited | 0.56% | |
| September 12, 2013 | GLG Partners LP | 0.56% | |
| September 10, 2013 | Blackrock Institutional Trust Company, National Association | 0.90% | |
| September 3, 2013 | Blackrock Institutional Trust Company, National Association | 0.81% | |
| August 30, 2013 | Blackrock Institutional Trust Company, National Association | 0.79% | |
| August 29, 2013 | Blackrock Institutional Trust Company, National Association | 0.82% | |
| August 28, 2013 | Blackrock Institutional Trust Company, National Association | 0.79% | |
| August 23, 2013 | Blackrock Institutional Trust Company, National Association | 0.82% | |
| August 21, 2013 | Blackrock Institutional Trust Company, National Association | 0.77% | |
| August 19, 2013 | Blackrock Institutional Trust Company, National Association | 0.69% | |
| August 14, 2013 | Blackrock Institutional Trust Company, National Association | 0.70% | |
| August 12, 2013 | Blackrock Institutional Trust Company, National Association | 0.66% | |
| August 12, 2013 | GLG Partners LP | 0.46% | |
| August 5, 2013 | Blackrock Institutional Trust Company, National Association | 0.51% | |
| July 31, 2013 | Anchorage Capital Master Offshore, LTD. | 1.32% | |
| July 26, 2013 | Blackrock Institutional Trust Company, National Association | 0.49% | |
| July 24, 2013 | Anchorage Capital Master Offshore, LTD. | 1.23% | |
| July 24, 2013 | GLG Partners LP | 0.52% | |
| July 18, 2013 | Anchorage Capital Master Offshore, LTD. | 1.14% | |
| July 11, 2013 | Anchorage Capital Master Offshore, LTD. | 1.02% | |