Capital Scarcity Meets Debt Frenzy: From AI Clouds to French Sovereign Debt, CDS Spreads Widen Across the BoardWho Is Paying for High Leverage?

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07:47 23/10/2026
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GMT Eight
From AI companies financing data center projects to the heavily indebted French government, credit markets are flashing warning signs as investors grow increasingly wary of borrowing risks.
Title context: Capital Scarcity Meets Debt Frenzy: From AI Clouds to French Sovereign Debt, CDS Spreads Widen Across the BoardWho Is Paying for High Leverage? Text: From AI companies financing data center projects to the heavily indebted French government, credit markets are flashing warning signals as investors grow increasingly wary of borrowing risk. According to an analysis of FactSet data, five-year credit default swap (CDS) spreads have widened for CoreWeave, Oracle, SoftBank Group, as well as for France and Italy. AI-related bonds have come under selling pressure as markets worry about a financing squeeze that would raise the cost of capital. Nvidia CEO Jensen Huang said on Thursday that demand for new types of cloud services is "off the charts," but warned of "capital scarcity." "The demand for capital is far greater than the capital available," he said, adding that "this problem will get solved." Countries such as France face similar pressure. Bond market stress is building as investors demand more compensation for financing public debt. France's recent large-scale protests and unrest have intensified market concerns. Ben Emons, chief investment officer and founder of FedWatch Advisors, wrote in his Substack column "French Neoclouds": "The market may no longer be willing to pay for massive capital expenditures, high leverage and uncertain future cash flows; the same shift is widening French sovereign bond spreads, as investors demand more compensation before they are willing to hold long-duration, debt-financed obligations issued by this stressed country." Rising costs of insuring AI-related debt CoreWeave, Oracle and SoftBank sit at the core of AI infrastructure buildout, with operations spanning data centers, cloud services and financing. Their five-year CDS spreads offer a window into investors' anxiety about overall costs and ultimate returns. Wider spreads mean more expensive default protection and may also signal deeper market concerns about borrowers' creditworthiness. CoreWeave posted the largest increase in default protection costs. According to FactSet data, its five-year CDS spread reached 1065.84 basis points on October 21, reflecting heightened market concerns about the heavily indebted company's ability to finance its expansion. Over the same period, Oracle's spread rose from 141 basis points on January 2 to 308.25 basis points on October 21. S&P downgraded Oracle's debt in July to the lowest investment-grade tier, citing increased overall credit risk from the expansion of its infrastructure business. SoftBank is a major AI investor, holds a large stake in OpenAI, and invests in data centers and power infrastructure, including a commitment to invest $87 billion in building data centers in France. Its five-year CDS spread hovered around 432 basis points on October 20, near a four-year high and above the 284 basis points on January 5. Cost of insuring French default rises above Italy's France has not yet fallen into a full-blown debt crisis, but the market is sending uneasy signals: the cost of protecting against French sovereign default has risen above Italy's, and Italy's costs are also rising. According to the analysis, France's five-year CDS spread reached 89.8 basis points on October 21, up from 29.74 basis points on January 2. Italy's spread rose from 28.33 basis points on January 2 to 67.1 basis points on October 22. France's budget uncertainty and debt burden have become a focus, raising concerns that risk could spill over to other European countries. Germany's spread also rose, but stood at only 12.15 basis points on October 22, far below France and Italy, versus 7.47 basis points at the start of the period. Thierry Wizman, global FX and rates strategist at Macquarie Group, noted that France's growing debt burden and persistent fiscal deficits are the main drivers of rising default protection costs. "The key driver is the sheer size of French sovereign debt (120% of GDP) and the inability to cut the deficit," Wizman said. By contrast, German government debt stands at 65% of GDP. Investors are also watching the France-Germany bond spread, seen as a European credit benchmark, which has also surged to 1.6 percentage points. The yield on French 10-year government bonds broke above 5% for the first time since 2002. The 10-year yield gap between French OATs and German Bunds is the extra compensation investors demand for holding French bonds rather than German ones. Although the France-Germany spread is relatively wide, borrowing cost gaps in the eurozone during the early 2010s debt crisis were much larger. France faces another test on October 23: Moody's plans to review its Aa3 sovereign rating, which carries a negative outlook. The review comes as political divisions complicate efforts to repair public finances. Spillover effects on bond indices Although stress is emerging in some areas of AI financing, debt markets are also pricing in higher costs. S&P Global warned on October 19 that major cloud service providers' AI-related debt exposure may be higher than publicly known. CDS indices provide a broader picture of credit market stress by tracking the cost of default protection for a basket of companies. The North American CDX High Yield index reflects credit risk for speculative-grade companies. According to LSEG data, its five-year midpoint spread reached 355.35 basis points on October 20, up about 39 basis points from the end of 2025. Wider spreads indicate that investors are demanding more compensation for credit risk beyond AI-related borrowers.