Rakuten Group Inc. shares sank the most in six months after the Japanese online shopping mall operator’s quarterly operating profit missed analyst estimates. The quarterly figures were released on Tuesday, and revenue showed modest growth while the operating profit fell short of expectations. Investors reacted to the weaker profit numbers, causing a sharp decline in the stock price.

Analysts indicated that the miss could reflect slower consumer spending and heightened cost pressures, though the firm did not provide detailed explanations in the statement. The decline was the steepest drop for the stock within the past half‑year period. Market observers noted that the company faces competitive challenges in its e‑commerce segment.

The earnings miss also weighed on investor confidence, contributing to a broader weakening of the company’s growth outlook. Investors sold off positions, increasing intraday volatility in the stock’s trading. Analysts warned that continued pressure could affect future revenue forecasts and margin expectations.

The broader market reaction also impacted related e‑commerce stocks, with several firms seeing modest declines as analysts reassessed their outlook. The stock’s decline was the most pronounced movement in the recent six‑month timeframe, reflecting heightened sensitivity to earnings performance and broader concerns about the company’s profitability.