Jumia Technologies stock dropped over 9% on Friday after an aggressive downgrade from an analyst. Aletheia Capital analyst now recommends selling, with a price target of $7.50 per share, down from $10.75. Concerns about working capital and high valuation compared to peers raised. Shares up 153% since August 1.

CEO attributes Jumia’s rise to benefits from tariffs on major importers to the U.S., but the stock’s sharp rise may be risky as the company continues to post net losses. Analysts from Motley Fool Stock Advisor did not include Jumia Technologies in their list of the top 10 stocks to buy now.

Read more at Yahoo Finance: Why Jumia Technologies Stock Flopped on Friday