CoreWeave (CRWV) Sinks 25% After Debt Fears, Sector Selloff

CoreWeave Inc. (CRWV) shares fell more than 25% on Oct. 17, 2026, the steepest weekly slide in nearly a year, as investor concerns over the company's debt load compounded a broader semiconductor selloff.

CoreWeave carries total debt that gives it a debt-to-equity ratio above 10 and an Altman Z-Score of 0.17, according to GuruFocus. A score that low places it in the distress zone, meaning bankruptcy risk within two years. The company is unprofitable, with a trailing 12-month loss per share of $3.66 and negative cash flow. Its price-to-sales ratio of 4.28 is roughly half the historical median of 8.5x, a discount the market is applying to slower growth and financial risk.

Nvidia Corp. (NVDA), which holds a 10% stake and supplies GPUs for CoreWeave's cloud infrastructure, offers a strategic buffer. It does not erase the financial weakness. CoreWeave's Alpha Score of 14 out of 100, labeled Weak, captures the same picture among technology peers.

Insiders have sold more than $5.9 billion of CoreWeave stock over the past 12 months without a single reported purchase, according to GuruFocus. That level of insider selling often signals management's lack of confidence in the stock's near-term appreciation potential, the data provider said. Guru 13F filings show a mixed stance: four funds added positions and five trimmed, leaving institutional sentiment cautious.

CoreWeave's thin operating margins and rising borrowing costs are the central risks. Revenue grew 570% over three years. The company has not turned profitable. The market is pricing these risks into the stock's low P/S ratio and distressed Z-Score.

The Altman Z-Score of 0.17 points to distress risk within two years. No insider purchases have been recorded in the past year.