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Other Disclosures290ASynspective Inc.Information and Communications, Services and Others

Notice Regarding Selection for Inclusion in the TOPIX (Tokyo Stock Price Index) Constituents

The Company's shares were selected as a constituent of TOPIX and are scheduled to be included in the index from 30 October 2026.

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48Recurring
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Improvement
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Announced details

TOPIX (Tokyo Stock Price Index)
Applicable field (uses covered by this announcement)

Market benchmark and investment target for Japan's equity market

Launch dateFrom 30 October 2026 (scheduled)
What the company reported numerically
Usage history

Assets tracking the index: approximately ¥160 trillion (June 2026)

Relationship between the counterparty and the company
Synspective Inc.290A
Relationship with the Company

The Company's shares were selected as constituents of TOPIX, which is calculated by JPX Market Innovation & Research, Inc. Other capital, personnel, and business relationships are Not disclosed.

CounterpartyJPX Market Innovation & Research, Inc.

The institution that calculates TOPIX (Tokyo Stock Price Index). Other details, including its location, representative, capital, and year of establishment, are Not disclosed.

In this announcement the company addresses none of Contract Value / Offering price / Impact on Business Performance.

Source (materials cited by the company)

JPX Market Innovation & Research, Inc., “Selection Results for the First Periodic Review of TOPIX (Conducted on 30 October 2026) and List of Constituents”; JPX Market Innovation & Research, Inc., “TOPIX Review”

Announced details
ItemDetails
Names of Products / Services CoveredTOPIX (Tokyo Stock Price Index)
CounterpartyJPX Market Innovation & Research, Inc.
Counterparty overviewThe institution that calculates TOPIX (Tokyo Stock Price Index). Other details, including its location, representative, capital, and year of establishment, are Not disclosed.
Relationship with the CompanyThe Company's shares were selected as constituents of TOPIX, which is calculated by JPX Market Innovation & Research, Inc. Other capital, personnel, and business relationships are Not disclosed.
Launch dateFrom 30 October 2026 (scheduled)
Applicable areaMarket benchmark and investment target for Japan's equity market
Usage historyAssets tracking the index: approximately ¥160 trillion (June 2026)
SourceJPX Market Innovation & Research, Inc., “Selection Results for the First Periodic Review of TOPIX (Conducted on 30 October 2026) and List of Constituents”; JPX Market Innovation & Research, Inc., “TOPIX Review”
Items this document does not state (10)
Contract ValueOffering priceContract DateAward/certification nameAwarding / certifying bodyRegistration number and expiry dateLocationLocation scaleQuantitative EffectsImpact on Business Performance

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.

JPX Market Innovation & Research, Inc. published the selection results for TOPIX's first periodic review. The review of TOPIX is described as aiming to enhance the index's market representativeness and functionality as an investment vehicle.

How to read this page

This is not the documentKomori reads the disclosure the company filed and writes this summary. Figures are as stated by the company and are not audited.
Weight is not a verdictIt measures how much this changes what the company had already told the market. It is not a view on the shares.
Corrections happenIf the company reissues this disclosure, the page is rebuilt from the corrected version and the revision number moves up.
Notice Regarding Selection for Inclusion in the TOPIX (Tokyo Stock Price Index) Constituents | Synspective Inc. (290A) timely disclosure | Komori