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M&A and Subsidiary Changes9984SoftBank Group Corp.Information and Communications, Services and Others

Notice Regarding the Execution of an Additional Investment in OpenAI (Second Tranche)

SoftBank Group executed the USD 10 billion second tranche of its USD 30 billion additional investment in OpenAI Group PBC. It borrowed USD 10 billion to fund the investment, and plans to execute the USD 10 billion third tranche on 1 October 2026.

Worth reading
57In focus
Scored from 2 of 5 sections
Direction
Neutral
Direction inferred from the company’s description.
Scale
10000000000
US dollars
Wording
Conditional
How definitive the wording is.

This transaction

Additional Investment in OpenAI (Second Tranche)
Counterparty (target company)OpenAI Group PBC
Disclosing companySoftBank Group Corp.
Subject of this transaction
TimelineThe spacing between the points is proportional to the actual number of days.
Consideration and expenses
Acquisition priceUSD 10 billion (¥1.6273 trillion)
Funding arrangementsUSD 10 billion borrowing under the bridge facility agreement entered into on 27 March 2026
This transaction
ItemDetails
Transaction nameAdditional Investment in OpenAI (Second Tranche)
Counterparty nameOpenAI Group PBC
Name of the Subject CompanyOpenAI Group PBC
Acquisition priceUSD 10 billion (¥1.6273 trillion)
Funding arrangementsUSD 10 billion borrowing under the bridge facility agreement entered into on 27 March 2026
Contract Date27 March 2026 (bridge facility agreement)
Execution Date / Effective Date1 July 2026 (the second tranche has been executed). The third tranche is scheduled to be executed on 1 October 2026 (Japan time)
Items this document does not state (25)
Business Description of the Subject CompanyLocation of the Subject CompanyCapital Stock of the Subject CompanyDate of Establishment of the Subject CompanyNet Sales of the Subject CompanyOperating Profit of the Subject CompanyNet Income of the Subject CompanyNet Assets of the Subject CompanyExpenses other than the acquisition priceType of ConsiderationMerger ratio/share exchange ratioTender offer priceMinimum number of shares to be purchasedTender offer periodNumber of shares acquiredVoting rights ownership percentageGoodwill amountAmount of extraordinary income (loss)Impact on Business PerformanceDate of board resolutionValuation methodologyIndependent valuation institutionSpecial CommitteeConditions Precedent to ExecutionManagement structure after acquisition

These are items the company does not state in this document. We do not leave them blank, nor fill them in from other sources or by inference.

The reasons the company gives

The company's own explanation, not something inferred from the numbers.

This is a notice regarding the execution of the additional investment; no specific reason for the execution is stated.

How to read this page

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Corrections happenIf the company reissues this disclosure, the page is rebuilt from the corrected version and the revision number moves up.
Notice Regarding the Execution of an Additional Investment in OpenAI (Second Tranche) | SoftBank Group Corp. (9984) timely disclosure | Komori