DAX holds strong despite geopolitical tensions at the week's end - ThyssenKrupp significantly firmer after Jefferies upgrade - Krones benefits from DZ Bank study - Knorr-Bremse in demand after UBS Buy rating - Akamai under pressure after weak outlook - Opendoor fireworks after Q4 results!

The DAX is holding up well on the last trading day of the week, despite growing concerns about a potentially imminent US attack on Iran. After an initially strong market opening, the DAX is up +0.46% at midday. Among the biggest winners on the floor is Krones, after DZ Bank expressed optimism about the future prospects of the bottling plant manufacturer in a study. Shares of ThyssenKrupp are also in demand, after Jefferies upgraded the stock to Buy and revised the price target upwards. JOST Werke and Knorr-Bremse also show considerable gains following...