| · | [Tungsten]Ferrotungsten in EU Market | 7/6/2015 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 7/6/2015 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 7/6/2015 |
| · | [Tungsten]Ferrotungsten in USA Market | 7/3/2015 |
| · | [Tungsten]Ferrotungsten in EU Market | 7/3/2015 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 7/3/2015 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 7/3/2015 |
| · | [Tungsten]Ferrotungsten in USA Market | 7/1/2015 |
| · | [Tungsten]Ferrotungsten in EU Market | 7/1/2015 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 7/1/2015 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 7/1/2015 |
| · | [Tungsten]Ferrotungsten in USA Market | 6/29/2015 |
| · | [Tungsten]Ferrotungsten in EU Market | 6/29/2015 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 6/29/2015 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 6/29/2015 |