| October 1, 2018 | Millennium International Management LP | 0.50% | still open |
| September 28, 2018 | Millennium International Management LP | 0.49% | still open |
| September 24, 2018 | Millennium International Management LP | 0.50% | still open |
| September 21, 2018 | Millennium International Management LP | 0.49% | still open |
| September 18, 2018 | Millennium International Management LP | 0.51% | still open |
| September 6, 2018 | Public Equity Partners Management, L.P. | 0.48% | still open |
| September 4, 2018 | Public Equity Partners Management, L.P. | 0.58% | still open |
| August 28, 2018 | Public Equity Partners Management, L.P. | 0.68% | still open |
| August 23, 2018 | Public Equity Partners Management, L.P. | 0.77% | still open |
| August 21, 2018 | Millennium International Management LP | 0.49% | still open |
| August 15, 2018 | Public Equity Partners Management, L.P. | 0.89% | still open |
| August 14, 2018 | Public Equity Partners Management, L.P. | 0.96% | still open |
| August 10, 2018 | Public Equity Partners Management, L.P. | 1.02% | still open |
| August 9, 2018 | Public Equity Partners Management, L.P. | 1.17% | still open |
| August 8, 2018 | Millennium International Management LP | 0.50% | still open |
| July 24, 2018 | Public Equity Partners Management, L.P. | 1.39% | still open |
| July 6, 2018 | Millennium International Management LP | 0.49% | still open |
| June 15, 2018 | Millennium International Management LP | 0.57% | still open |
| June 14, 2018 | Millennium International Management LP | 0.60% | still open |
| June 4, 2018 | Millennium International Management LP | 0.51% | still open |
| February 21, 2018 | Quentec Asset Management LLC | 0.43% | still open |
| February 13, 2018 | Quentec Asset Management LLC | 0.51% | still open |
| February 8, 2018 | Quentec Asset Management LLC | 0.63% | still open |
| January 24, 2018 | Quentec Asset Management LLC | 0.71% | still open |
| November 17, 2017 | Quentec Asset Management LLC | 0.68% | still open |
| November 7, 2017 | Quentec Asset Management LLC | 0.73% | still open |
| October 30, 2017 | Quentec Asset Management LLC | 0.87% | still open |
| October 11, 2017 | Quentec Asset Management LLC | 1.05% | still open |
| October 9, 2017 | Quentec Asset Management LLC | 1.15% | still open |
| October 4, 2017 | Quentec Asset Management LLC | 1.39% | still open |
| September 26, 2017 | Quentec Asset Management LLC | 1.47% | still open |
| September 20, 2017 | Public Equity Partners Management, L.P. | 1.45% | still open |
| September 18, 2017 | Public Equity Partners Management, L.P. | 1.31% | still open |
| September 15, 2017 | Public Equity Partners Management, L.P. | 1.28% | still open |
| September 14, 2017 | Public Equity Partners Management, L.P. | 0.93% | still open |
| September 13, 2017 | Public Equity Partners Management, L.P. | 0.87% | still open |
| September 12, 2017 | Public Equity Partners Management, L.P. | 0.59% | still open |
| September 4, 2017 | Millennium International Management LP | 0.48% | still open |
| September 1, 2017 | Greenvale Capital LLP | 0.49% | still open |
| August 25, 2017 | Millennium International Management LP | 0.59% | still open |
| August 15, 2017 | Millennium International Management LP | 0.67% | still open |
| August 9, 2017 | Millennium International Management LP | 0.78% | still open |
| August 8, 2017 | Millennium International Management LP | 0.80% | still open |
| August 1, 2017 | Millennium International Management LP | 0.75% | still open |
| August 1, 2017 | Greenvale Capital LLP | 0.51% | still open |
| July 24, 2017 | Quentec Asset Management LLC | 1.54% | still open |
| July 10, 2017 | Quentec Asset Management LLC | 1.44% | still open |
| July 10, 2017 | Millennium International Management LP | 0.89% | still open |
| July 5, 2017 | Millennium International Management LP | 0.90% | still open |
| June 16, 2017 | Millennium International Management LP | 0.80% | still open |