| · | [Tungsten]Ammonium Paratungstate in EU Market | 12/30/2015 |
| · | [Tungsten]Ferrotungsten in USA Market | 12/29/2015 |
| · | [Tungsten]Ferrotungsten in EU Market | 12/29/2015 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 12/29/2015 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 12/29/2015 |
| · | [Tungsten]Ferrotungsten in USA Market | 12/28/2015 |
| · | [Tungsten]Ferrotungsten in EU Market | 12/28/2015 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 12/28/2015 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 12/28/2015 |
| · | [Tungsten]Ferrotungsten in USA Market | 12/25/2015 |
| · | [Tungsten]Ferrotungsten in EU Market | 12/25/2015 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 12/25/2015 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 12/25/2015 |
| · | [Tungsten]Ferrotungsten in USA Market | 12/24/2015 |
| · | [Tungsten]Ferrotungsten in EU Market | 12/24/2015 |