DAX builds on strong previous day's performance - Evonik and Symrise significantly firmer after Goldman Sachs industry study - Aixtron gains after Jefferies study - Nordex under pressure after Citigroup downgrade - Oracle recovers significantly after DA Davidson upgrade - Amkor impresses with strong Q4 results and robust outlook

The DAX presents itself slightly firmer on the second trading day of the week and was able to build on the strong performance of the previous day, after the DAX had closed at a daily high with an increase of more than 1% at the beginning of the new trading week following strong US indicators. Currently, the German benchmark index is up by +0.05% at noon after a cautious opening. One of the biggest gainers on the floor currently is particularly LANXESS, after Goldman Sachs upgraded its rating to "Neutral." Also, Symrise and Evonik are presenting...