Germany AI Stocks Today (Dec 15, 2025): SAP, Infineon, Siemens Energy and TecDAX Movers in Focus as AI Valuation Jitters Return
Germany’s DAX opened higher Monday, while the TecDAX slipped 0.14% to 3,552.85. TeamViewer, Nemetschek, and SAP led early TecDAX gains. Investors weighed hopes for a year-end rally against doubts about the profitability of heavy AI spending. Market focus shifted to whether valuations for German AI enablers remain justified.