| January 6, 2014 | Capeview Capital | 1.36% | still open |
| January 6, 2014 | Susquehanna International Holdings LLC | 1.28% | still open |
| January 2, 2014 | Capeview Capital | 1.43% | still open |
| January 2, 2014 | Alden Global Capital Limited | 1.35% | still open |
| December 27, 2013 | Makuria Investment Management (UK) LLP | 0.00% | still open |
| December 20, 2013 | Susquehanna International Holdings LLC | 1.48% | still open |
| December 17, 2013 | Susquehanna International Holdings LLC | 2.02% | still open |
| December 16, 2013 | Kite Lake Capital Management (UK) LLP | 0.92% | still open |
| December 11, 2013 | Susquehanna International Holdings LLC | 1.93% | still open |
| December 10, 2013 | Susquehanna International Holdings LLC | 1.88% | still open |
| December 9, 2013 | Susquehanna International Holdings LLC | 1.75% | still open |
| December 6, 2013 | Susquehanna International Holdings LLC | 1.68% | still open |
| December 5, 2013 | Susquehanna International Holdings LLC | 1.72% | still open |
| December 3, 2013 | Makuria Investment Management (UK) LLP | 1.42% | still open |
| December 2, 2013 | Makuria Investment Management (UK) LLP | 1.63% | still open |
| December 2, 2013 | Kite Lake Capital Management (UK) LLP | 0.84% | still open |
| November 29, 2013 | Kite Lake Capital Management (UK) LLP | 0.63% | still open |
| November 26, 2013 | Susquehanna International Holdings LLC | 1.67% | still open |
| November 25, 2013 | Susquehanna International Holdings LLC | 1.58% | still open |
| November 22, 2013 | Kite Lake Capital Management (UK) LLP | 0.57% | still open |
| November 15, 2013 | Susquehanna International Holdings LLC | 1.40% | still open |
| November 7, 2013 | Susquehanna International Holdings LLC | 1.31% | still open |
| November 5, 2013 | Susquehanna International Holdings LLC | 1.29% | still open |
| November 1, 2013 | Susquehanna International Holdings LLC | 1.37% | still open |
| October 30, 2013 | Susquehanna International Holdings LLC | 1.45% | still open |
| October 29, 2013 | Susquehanna International Holdings LLC | 1.39% | still open |
| October 25, 2013 | Susquehanna International Holdings LLC | 1.23% | still open |
| October 14, 2013 | Makuria Investment Management (UK) LLP | 1.82% | still open |
| October 11, 2013 | Makuria Investment Management (UK) LLP | 1.71% | still open |
| October 11, 2013 | Capeview Capital | 1.57% | still open |
| October 10, 2013 | Capeview Capital | 1.39% | still open |
| October 7, 2013 | Makuria Investment Management (UK) LLP | 1.53% | still open |
| October 4, 2013 | Susquehanna International Holdings LLC | 1.30% | still open |
| October 3, 2013 | Makuria Investment Management (UK) LLP | 1.35% | still open |
| October 3, 2013 | Susquehanna International Holdings LLC | 1.16% | still open |
| October 1, 2013 | Makuria Investment Management (UK) LLP | 1.24% | still open |
| September 30, 2013 | Makuria Investment Management (UK) LLP | 1.69% | still open |
| August 14, 2013 | Capeview Capital | 1.10% | still open |
| August 13, 2013 | Makuria Investment Management (UK) LLP | 1.92% | still open |
| August 8, 2013 | Makuria Investment Management (UK) LLP | 1.78% | still open |
| August 7, 2013 | Makuria Investment Management (UK) LLP | 1.56% | still open |
| August 6, 2013 | Capeview Capital | 1.01% | still open |
| August 5, 2013 | Makuria Investment Management (UK) LLP | 1.38% | still open |
| August 5, 2013 | Capeview Capital | 0.89% | still open |
| July 22, 2013 | Makuria Investment Management (UK) LLP | 1.24% | still open |
| July 10, 2013 | Makuria Investment Management (UK) LLP | 1.10% | still open |
| July 10, 2013 | Capeview Capital | 0.71% | still open |
| July 2, 2013 | Capeview Capital | 0.62% | still open |
| June 28, 2013 | Makuria Investment Management (UK) LLP | 1.28% | still open |
| June 28, 2013 | Capeview Capital | 0.53% | still open |