Debt · Debt Financing · Closed

Microsoft issues $25 billion of senior notes

Microsoft issued ten series of senior unsecured notes with maturities from 2028 through 2066.

Signed Oct 29, 2026Closed Nov 4, 2026Reviewed Nov 12, 2026Event ID evt_microsoft_senior_notes_2026

Ten series of senior notes
$25B
Closed · 424B2

Amounts

Each number with its type, status and the sentence it comes from

AmountValueStatusSource
Ten series of senior notesDebt raised · to Microsoft
“$25,000,000,000 Microsoft Corporation $1,000,000,000 Floating Rate Notes due 2028 $2,000,000,000 4.850% Notes due 2028 $1,000,000,000 Floating Rate Notes due 2029 $3,250,000,000 5.000% Notes due 2029 $3,250,000,000 5.200% Notes due 2031 $2,500,000,000 5.350% Notes due 2033 $4,000,000,000 5.550% Notes due 2036 $2,000,000,000 6.150% Notes due 2046 $4,000,000,000 6.250% Notes due 2056 $2,000,000,000 6.350% Notes due 2066”
$25BClosed424B2 ↗

Participants

Amounts per investor are shown only when a source states them

OrganizationRoleTypeNote
MicrosoftIssuer, BorrowerHyperscaler—

Key terms

Issuance
The notes were issued under the supplemental indenture dated November 4, 2026. 8-K ↗
“The Notes have been issued pursuant to an indenture, dated as of May 18, 2009 (the "Base Indenture"), between the Company and The Bank of New York Mellon Trust Company, N.A., as trustee (the "Trustee"), as supplemented by the Sixteenth Supplemental Indenture thereto, dated as of November 4, 2026 (the "Supplemental Indenture"), between the Company and the Trustee.”

Sources

  1. SEC EDGAR (Microsoft Corporation), “Microsoft prospectus supplement for $25 billion senior notes”, Nov 2, 2026 · Form 424B2, accession 0001193125-26-442618 · retrieved Nov 12, 2026
  2. SEC EDGAR (Microsoft Corporation), “Microsoft Form 8-K, November 4, 2026 (senior notes issuance)”, Nov 4, 2026 · Form 8-K, accession 0001193125-26-447173 · retrieved Nov 12, 2026

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