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On January 19, 2026, the global financial markets opened sharply lower. The main cause: new threats of American tariffs targeting several European countries. For businesses, these announcements are not only a signal of volatility on the stock exchanges. They reflect a concrete risk on procurement costs, financial planning and margins, in particular for SMEs and start-ups that depend on international flows.
The main European stock exchanges, such as the Stoxx Europe 600, the CAC 40 and the DAX, fell sharply. The most exposed sectors are industry, automotive, technology and e-commerce. For managers, the question is clear: how to adjust supplier budgets and anticipate potential increases in costs associated with customs tariffs while maintaining the competitiveness of the company?
The fall in European indices was accompanied by caution on the Asian and American markets. Investors are looking for safe havens like gold or certain stable currencies, which reflects a global risk aversion. For an SME, this means a more unstable investment environment and the need to monitor its financial investments and cash flow in real time.
Beyond financial markets, the threat of tariffs can affect the supply chain, production, and margins. Businesses need to reassess their logistics costs and anticipate price fluctuations. Constant economic intelligence and real-time financial management tools are becoming essential to limit negative impacts and make quick decisions.
This stock market tension at the beginning of the year acts as a warning signal for all companies. Economic and political volatility requires strengthening financial resilience, forecasting alternative scenarios and centralizing the monitoring of cash flows and operational costs. SaaS solutions like Klark.app make it possible to instantly visualize the impact of macroeconomic events on cash flow and to anticipate strategic decisions.
Even if an SME is not listed, volatility influences the cost of financing, the trust of partners and short-term investments.
Industry, e-commerce, tech and automotive are particularly sensitive to trade tensions and logistical disruptions.
By setting up forecasting scenarios, by monitoring financial flows in real time and by analysing the potential impacts of political or pricing decisions.
The Stoxx Europe 600 is a stock market index comprising 600 large companies listed in Europe, often used as a barometer of the economic health of the continent.