Shares of CoreWeave plunged as much as 10% on Thursday after Bernstein analyst Madison Rezaei slashed her price target to $51 from $74 while reiterating an Underperform rating — making her one of the most vocal bears on a stock that has already lost roughly 29% of its value in October alone. The cut deepens a crisis of confidence that has dragged the AI cloud provider from a peak market cap near $90 billion to roughly $31 billion today.

  • The Financing Gap Is Staggering. Bernstein cited CoreWeave's urgent need to raise roughly $85 billion to finance its substantial backlog, of which only $9 billion has been secured so far. For shareholders, every future dollar of borrowing gets more expensive: the company's unsecured debt is now yielding about 15% , and the spread on its five-year credit default swaps — essentially insurance against default — has surged 171% in the past year to 1,115 basis points. Put simply, lenders are charging crisis-level prices to fund CoreWeave's expansion.

  • Revenue Is Growing, but Returns May Not Cover the Interest Bill. CoreWeave reported 112% year-over-year revenue growth to $2.6 billion in Q2, alongside a $104 billion backlog of future contracts. Yet HSBC estimates CoreWeave's average return on invested capital through 2030 at just 8.9% — below its cost of borrowing. That arithmetic means the faster the company grows, the more shareholder value it could destroy.

  • Insiders Have Cashed Out Billions. CoreWeave's three co-founders have collectively sold approximately $3.3 billion in stock since the March 2025 IPO, including around $2.4 billion in 2026 alone — a pace that fuels doubts about management conviction and creates persistent selling pressure.

  • Wall Street Is Deeply Divided. Analyst targets now span from HSBC's $39 bear case to BofA's $140 bull case , with Goldman Sachs upgrading the stock to Buy just days ago at $106. Bernstein's core worry is not near-term demand but what happens around 2028, when more data-center capacity comes online, giving customers bargaining power and inviting competition from rivals with far deeper balance sheets. With third-quarter earnings approaching, CRWV is trading near its 52-week low of $57.24 — and whether the backlog converts to profit or just more debt will determine if the stock stabilizes or breaks lower.