Confirmed 13 Nov 2026 · Compute A one-minute read

The Fed says data centre borrowing is now a third of US investment grade bond issuance.

The Federal Reserve's November 13 Financial Stability Report puts advanced computing debt above $680 billion this year, up from under 6% of that market in 2023 to about 31%. It also names AI the top risk its contacts cite.

Until now

The AI buildout ran on equity and corporate cash, with debt at the edges.

Now

It is now about a third of America's investment grade bond market.

Why it matters

A central bank put a number on the buildout's financing, then named who holds it: close to $1 trillion of exposure at the largest US bank holding companies, plus more than $1 trillion of leases not counted as debt. The compute race is now a credit question.

Established

  • Advanced computing debt issuance passed $680 billion by October 2026.
  • Its share of nonfinancial investment grade issuance went from under 6% to about 31%.
  • The largest US bank holding companies hold close to $1 trillion of related exposure.

Not established

  • That a correction is coming. The report monitors, it does not forecast.
  • Which banks hold what. No institution is named anywhere.
  • The 87% survey figure, which the report's own chart does not print.
The five-minute readThe record, the timeline, the weight and 4 sources

The record

The Board of Governors of the Federal Reserve System released its Financial Stability Report on Friday November 13, 2026. We read the report at federalreserve.gov. It is dated November 2026 and says it "generally reflects information that was available as of October 28, 2026." Reuters published its account at 21:02 Universal Time. The report states that "Advanced computing-related debt issuance rose to more than $680 billion by October 2026," and that advanced computing borrowing as a share of nonfinancial investment-grade corporate debt issuance "increased from less than 6 percent in 2023 to about 31 percent in 2026." Reuters puts that $680 billion at about 5 times the total for all of 2023. The report says outstanding public debt related to advanced computing "is estimated at more than $1.1 trillion," and that not yet commenced leases carry "undiscounted values" that "exceed $1 trillion." Reuters reports the Fed putting debt, guarantees and leases together above $3 trillion, and saying the largest firms' exposure could be "substantially larger" than their on balance sheet liabilities indicate. On banks, the report says "the largest U.S. bank holding companies have close to $1 trillion of exposure to large technology firms, data center developers, advanced computing-related SPEs and private credit vehicles, and utility companies," and that these exposures "are evaluated during the annual supervisory stress test." The report says the cycle "often draws comparisons to the late 1990s and early 2000s broadband telecom investment cycle" and "may surpass that of the 1990s telecom cycle relatively soon." On valuations: "The forward equity price-to-earnings ratio remained well above its historical median," with broad metrics elevated "partly driven by market enthusiasm for SI," the report's term for super intelligence. The autumn survey of salient risks drew 23 contacts across September and October, against 20 in the spring. AI "was the top-cited risk," with respondents naming "elevated equity valuations, AI-enabled cyberattacks, and complex forms of AI-related financing," and the report says mentions of AI, higher long term rates and cyberattacks rose most since spring. It also says "Reports that agentic systems have been involved in cyber events have increased in frequency since the May report." The figure carrying the survey percentages prints no values; Reuters reports 87% of contacts citing AI, up from 50% in May. The report gives no forecast.

How it got here

  1. Oct 30

    Amazon arranges up to $80 billion of borrowing secured on the computers it buys. Edition 067. The buildout starts pledging its own hardware.

  2. Nov 2

    Oracle sells $10 billion of bonds at up to 8.650% and launches $10 billion of stock on the same day. Edition 070.

  3. Nov 4

    Meta borrows 9 billion euros a day after $15 billion in dollars, and AMD tells the SEC it guarantees $8.5 billion of partners' leases and borrowings. Edition 074.

  4. Nov 4

    America's bank regulator tells examiners to judge AI by consequences, not sophistication. Edition 077. The supervisory frame arrives before the numbers do.

  5. Nov 13

    The Fed publishes the figures: more than $680 billion issued, about 31% of nonfinancial investment grade issuance, more than $1.1 trillion outstanding, and close to $1 trillion of bank exposure.

Who has to react

The largest US bank holding companies, whose stress tests now carry this exposure; Amazon, Oracle, Meta, Broadcom and SpaceX, whose issuance is the number; the private credit funds and special purpose vehicles the report names without naming; the rating agencies; the Office of the Comptroller of the Currency, which moved first; every borrower planning to sell AI paper in 2027.

What to watch

  • Would strengthen itThe Federal Reserve names advanced computing or data centre exposure in a 2027 supervisory stress test scenario, or issues supervisory guidance on it, by June 30, 2027.
  • Would strengthen itAdvanced computing related debt issuance exceeds $900 billion cumulatively, or its share of nonfinancial investment grade issuance exceeds 35%, in the May 2027 report, by June 30, 2027.
  • Would weaken itThe May 2027 report shows the share falling below 20%, or AI drops out of the top cited risk in the spring survey, by June 30, 2027.

Why it weighs this much

Signal strength
CostMedium
CommitmentHigh
ReversibilityLow
PersistenceYear

Cost is medium. The Fed spends no money publishing, but staff estimates in this report become the official record and are cited back at the institution for years. Commitment is high: the report is a board publication with named figures, and the bank exposure sentence points at the annual supervisory stress test. Reversibility is low, because a published figure can be revised but not unsaid. Persistence is a year, the interval to the next report, which is when we find out whether the numbers moved.

The words

Investment grade issuance
New bonds sold by companies rated safe enough for conservative lenders. The share one industry takes shows how much of that market it is using.
Not yet commenced lease
A signed lease on a building not yet handed over. It is a real obligation that does not appear as debt on the balance sheet.
Financial Stability Report
The Fed's twice yearly assessment of what could break the US financial system. It feeds supervision and the annual bank stress test.

Sources

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