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Occurring Fact4005SUMITOMO CHEMICAL COMPANY,LIMITEDMaterials and Chemicals

Regarding a Report on Our Group (Additional Explanation of “Sumitomo Chemical and Sumitomo Pharmaceutical: The \116 Billion Swiss Shuffle”)

Sumitomo Pharma Co.,Ltd. published additional rebuttalary explanations regarding the accounting and performance-related points raised in a report by short seller Gotham City Research, stating that many of the points differ from the facts. The explanations cover the accounting treatment of gains on the transfer of investments in affiliates and intra-group dividends, as well as the reasons for the increase in accounts receivable.

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Report on Our Company (Additional Explanation Regarding “Sumitomo Chemical and Sumitomo Pharmaceutical: The ¥116 Billion Swiss Shuffle”)

Subject Entity

Sumitomo Pharma Co.,Ltd. (a consolidated subsidiary of SUMITOMO CHEMICAL COMPANY,LIMITED) and the Sumitomo Chemical Group

Target Locations / Products

Assets related to North American subsidiaries, the Asia business, Sumitomo Pharma Switzerland GmbH (SMPS), and 3 key US products, among others

Occurrence3 August 2026 (date the GCR report was published); 7 August 2026 (date the additional explanation was published)
This disclosure08/07/2026
Cause

Gotham City Research LLC (GCR) published a report dated 3 August 2026 concerning our Company and our Group

Amount of Impact on Business Performance

A ¥49.0 billion gain on the transfer of investments in affiliates was recognized in consolidated results for the fiscal year ended March 2026. Of the total ¥164.5 billion in dividends from SMPS, ¥116.2 billion was deducted from the carrying value of the shares held and ¥48.3 billion was recognized as dividend income

Accounting period in which recognized

Fiscal year ended March 2026 (amounts already recognized and covered by the explanation)

Outlook

The Company will work to ensure the reliability and transparency of its financial reporting and provide investors with timely and appropriate disclosures. It will take appropriate action, including legal measures where necessary, in response to inaccurate or misleading information

Event that occurred
ItemDetails
Event nameReport on Our Company (Additional Explanation Regarding “Sumitomo Chemical and Sumitomo Pharmaceutical: The ¥116 Billion Swiss Shuffle”)
Date of occurrence3 August 2026 (date the GCR report was published); 7 August 2026 (date the additional explanation was published)
Subject EntitySumitomo Pharma Co.,Ltd. (a consolidated subsidiary of SUMITOMO CHEMICAL COMPANY,LIMITED) and the Sumitomo Chemical Group
Target Locations / ProductsAssets related to North American subsidiaries, the Asia business, Sumitomo Pharma Switzerland GmbH (SMPS), and 3 key US products, among others
CauseGotham City Research LLC (GCR) published a report dated 3 August 2026 concerning our Company and our Group
Amount of Impact on Business PerformanceA ¥49.0 billion gain on the transfer of investments in affiliates was recognized in consolidated results for the fiscal year ended March 2026. Of the total ¥164.5 billion in dividends from SMPS, ¥116.2 billion was deducted from the carrying value of the shares held and ¥48.3 billion was recognized as dividend income
Accounting period in which recognizedFiscal year ended March 2026 (amounts already recognized and covered by the explanation)
OutlookThe Company will work to ensure the reliability and transparency of its financial reporting and provide investors with timely and appropriate disclosures. It will take appropriate action, including legal measures where necessary, in response to inaccurate or misleading information
Items this document does not state (17)
Date recognized / date notice receivedImpact on Earnings ForecastType of litigation or proceedingCourt or authorityPlaintiffDefendantDate of filing / date of actionClaim amount / surcharge amountAmount of receivables at risk of non-collection or delayed collectionSuspended operationsScheduled resumption dateInvestigation structureMeasures to prevent recurrenceDirectors' and officers' liabilityVoting rights ownership percentage before the changeVoting rights ownership percentage after the changePlanned follow-up disclosure

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 explain its views and the basis for those views regarding the report’s principal claims, having taken seriously the potential impact on investors’ decision-making of the report published by Gotham City Research on 3 August 2026.

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Regarding a Report on Our Group (Additional Explanation of “Sumitomo Chemical and Sumitomo Pharmaceutical: The \116 Billion Swiss Shuffle”) | SUMITOMO CHEMICAL COMPANY,LIMITED (4005) timely disclosure | Komori