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M&A and Subsidiary Changes4507Shionogi & Co.,Ltd.Pharmaceuticals

Notice Regarding the Acquisition of IntraBio in the United States as a Wholly Owned Subsidiary

A U.S. group company of Shionogi & Co., Ltd. plans to acquire all issued shares of U.S.-based IntraBio Inc., making it a wholly owned subsidiary. Through the transaction, it will acquire all rights to AQNEURSA®, a treatment for rare neurological diseases, as well as IntraBio’s personnel and know-how related to rare diseases.

Worth reading
77Important
0–100. This measures how worthwhile something is to read, not how good or bad the company is.
Direction
Improvement
Direction inferred from the company’s description.
Scale
2000
USD million
Wording
Conditional
How definitive the wording is.

This transaction

This transaction
CounterpartyThe target company’s existing shareholders, including individuals, trusts and corporations (names and trade names not disclosed)
Disclosing companyShionogi & Co.,Ltd.
IntraBio Inc.Voting rights ownership percentageNumber of shares acquired All issued shares (number of shares and voting rights not disclosed)

The voting-rights ratio is the share of the votes exercisable at a shareholders’ meeting that will be held after this transaction.

TimelineThe spacing between the points is proportional to the actual number of days.White points represent dates designated as scheduled dates in the document.
Target company

Research and development and sales of pharmaceuticals

Location Austin, Texas, U.S.Share capital US$316Date of incorporation 2015
Net SalesUS$67.867 million (fiscal year ended December 2025)
Operating profitOperating loss of US$35.292 million (fiscal year ended December 2025)
Net income for the current fiscal yearNet loss of US$35.371 million (fiscal year ended December 2025)
Net assetsNet assets of US$144.549 million (fiscal year ended December 2025)
Consideration and expenses
Acquisition priceUS$2 billion (¥315.560 billion)
Type of ConsiderationCash
Impact on Business Performance

The impact on the Company’s consolidated results for the fiscal year ending March 2027 is currently under review.

Procedures and assumptions
Conditions Precedent to ExecutionThe conditions precedent to closing the transaction are satisfied, including the expiry of all applicable waiting periods under the competition laws of each relevant country and the receipt of approvals and clearances from the relevant regulatory authorities.
Management structure after acquisitionIntraBio is expected to become a wholly owned subsidiary of Shionogi Inc. No information is provided on any change of trade name, representative or treatment of employees.
This transaction
ItemDetails
Transaction nameThis transaction
Counterparty nameThe target company’s existing shareholders, including individuals, trusts and corporations (names and trade names not disclosed)
Name of the Subject CompanyIntraBio Inc.
Business Description of the Subject CompanyResearch and development and sales of pharmaceuticals
Location of the Subject CompanyAustin, Texas, U.S.
Capital Stock of the Subject CompanyUS$316
Date of Establishment of the Subject Company2015
Net Sales of the Subject CompanyUS$67.867 million (fiscal year ended December 2025)
Operating Profit of the Subject CompanyOperating loss of US$35.292 million (fiscal year ended December 2025)
Net Income of the Subject CompanyNet loss of US$35.371 million (fiscal year ended December 2025)
Net Assets of the Subject CompanyNet assets of US$144.549 million (fiscal year ended December 2025)
Acquisition priceUS$2 billion (¥315.560 billion)
Type of ConsiderationCash
Number of shares acquiredAll issued shares (number of shares and voting rights not disclosed)
Voting rights ownership percentageBefore 0.0% → after 100.0%
Impact on Business PerformanceThe impact on the Company’s consolidated results for the fiscal year ending March 2027 is currently under review.
Date of board resolution5 October 2026
Contract Date5 October 2026
Execution Date / Effective DateNovember to December 2026 (予定)
Conditions Precedent to ExecutionThe conditions precedent to closing the transaction are satisfied, including the expiry of all applicable waiting periods under the competition laws of each relevant country and the receipt of approvals and clearances from the relevant regulatory authorities.
Management structure after acquisitionIntraBio is expected to become a wholly owned subsidiary of Shionogi Inc. No information is provided on any change of trade name, representative or treatment of employees.
Items this document does not state (11)
Expenses other than the acquisition priceMerger ratio/share exchange ratioTender offer priceMinimum number of shares to be purchasedTender offer periodFunding arrangementsGoodwill amountAmount of extraordinary income (loss)Valuation methodologyIndependent valuation institutionSpecial Committee

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.

To acquire new rare disease treatments, including AQNEURSA®, together with related intellectual property and commercialisation rights, and to incorporate IntraBio’s specialised personnel and know-how related to rare diseases, with the aim of expanding the rare disease business and accelerating research and development by leveraging the U.S. RADICAVA® business platform.

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Notice Regarding the Acquisition of IntraBio in the United States as a Wholly Owned Subsidiary | Shionogi & Co.,Ltd. (4507) timely disclosure | Komori