Vodafone Group PLC's stock plummeted 9.47% during Tuesday's intraday trading session following the release of its annual financial results.

The sharp decline was driven by the telecommunications company reporting adjusted earnings that slightly missed market expectations and revealing a disappointing performance in its largest market, Germany. Service revenue in Germany declined organically, reflecting intense competitive pressures and the impact of regulatory changes to television laws.

Market analysts highlighted concerns over weak German performance and cautious cash flow guidance for the coming fiscal year. Additionally, J.P. Morgan maintained a Sell rating on the stock ahead of the earnings release, contributing to negative investor sentiment.