The sell-off appeared tied to concerns about intensifying competition in the rapidly expanding AI cloud market rather than any immediate deterioration in company fundamentals.At last check Tuesday, CoreWeave shares had fallen 8.07% to $95.39, while Nebius Group shares were down 4.92% to $190.02, according to Benzinga Pro data.Analyst Flags Margin And Debt ConcernsSeparately, DA Davidson analyst Gil Luria initiated coverage on CoreWeave with a Neutral rating and cut his price forecast to $100 from $175, citing rising input costs and margin pressure.Luria said the company generates adjusted EBIT margins of about 1% on roughly $8 billion in annual revenue, making profitability vulnerable as memory and infrastructure costs increase.He also warned that CoreWeave's multi-year contracts may not fully hedge long-term pricing risks, while execution risks remain elevated due to the company's rapid expansion and heavy reliance on debt financing.CoreWeave Analyst Consensus & Recent ActionsThe stock carries a Buy rating with an average price forecast of $133.84. Recent analyst moves include:

DA Davidson: Downgraded to Neutral (Lowers forecast to $100.00) (May 18)

Citigroup: Buy (Raises forecast to $158.00) (May 14)