Komori
Occurring Fact5992CHUO SPRING CO.,LTD.Construction and Materials

Notice of Change in Major Shareholders

The number of voting rights held by major shareholder Ueshima Mikuro (植島 幹九郎) decreased from 35,168 to 17,556, and the holding ratio decreased from 13.98% to 6.98%.

Worth reading
31Immaterial
0–100. This measures how worthwhile something is to read, not how good or bad the company is.
Direction
Neutral
Direction inferred from the company’s description.
Scale
17612
Voting rights (units)
Wording
Conditional
How definitive the wording is.

Changes in Major Shareholders

Subject Entity

CHUO SPRING CO.,LTD. (major shareholder: Ueshima Mikuro (植島 幹九郎))

Occurrence1 June 2026
7 days later
Awareness or receipt of notice8 June 2026 (date of submission of the Large-Volume Shareholding Report (Change Report))
This disclosure06/09/2026
Cause

Because Ueshima Mikuro (植島 幹九郎) submitted a Large-Volume Shareholding Report (Change Report) to the Director-General of the Kanto Local Finance Bureau on 8 June 2026.

Change in voting rights ownership ratio

Shareholders Covered13.98%→6.98%(-7.00pt)

The voting rights ownership percentage is the proportion of the voting rights exercisable at a shareholders' meeting held by the shareholder.

Voting rights ownership percentage before the change

35,168 voting rights (3,516,800 shares), 13.98% (as of 31 March 2026)

Voting rights ownership percentage after the change

17,556 voting rights (1,755,600 shares), 6.98% (based on the Large-Volume Shareholding Report (Change Report) dated 8 June 2026)

Related procedures

Type

Submission of a Large Shareholding Report (Change Report)

Court or authority

Director-General of the Kanto Local Finance Bureau

Impact on Earnings Forecast

There are no matters of particular note regarding the outlook going forward.

Outlook

There are no matters of particular note regarding the outlook going forward.

Event that occurred
ItemDetails
Event nameChanges in Major Shareholders
Date of occurrence1 June 2026
Date recognized / date notice received8 June 2026 (date of submission of the Large-Volume Shareholding Report (Change Report))
Subject EntityCHUO SPRING CO.,LTD. (major shareholder: Ueshima Mikuro (植島 幹九郎))
CauseBecause Ueshima Mikuro (植島 幹九郎) submitted a Large-Volume Shareholding Report (Change Report) to the Director-General of the Kanto Local Finance Bureau on 8 June 2026.
Impact on Earnings ForecastThere are no matters of particular note regarding the outlook going forward.
Type of litigation or proceedingSubmission of a Large Shareholding Report (Change Report)
Court or authorityDirector-General of the Kanto Local Finance Bureau
Voting rights ownership percentage before the change35,168 voting rights (3,516,800 shares), 13.98% (as of 31 March 2026)
Voting rights ownership percentage after the change17,556 voting rights (1,755,600 shares), 6.98% (based on the Large-Volume Shareholding Report (Change Report) dated 8 June 2026)
OutlookThere are no matters of particular note regarding the outlook going forward.
Items this document does not state (14)
Target Locations / ProductsAmount of Impact on Business PerformanceAccounting period in which recognizedPlaintiffDefendantDate 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' liabilityPlanned 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.

Because Ueshima Mikuro (植島 幹九郎) submitted a Large-Volume Shareholding Report (Change Report) to the Director-General of the Kanto Local Finance Bureau on 8 June 2026.

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 of Change in Major Shareholders | CHUO SPRING CO.,LTD. (5992) timely disclosure | Komori