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Optorun

6235.TMachinery
Major holders (5%+) · 2
HolderStakeChangeFiled
Zhejiang Crystal-Optech Co., Ltd.14.21%0.00pp2026-05-11
Schroder Investment Management(Japan)Limited8.52%+3.39pp2026-10-20

Each holder's own ratio from its most recent large-shareholding report.

Former and minor holders (below 5%) · 6
Wellington Management Company LLP3.75%2024-09-18
Daiyu Son2.67%2026-05-25
JSR CORPORATION1.27%2025-09-10
Sun Global Co., Ltd.0.98%2026-05-25
Wellington Management Japan Pte Ltd0.38%2024-09-18
Yoshiko Son0.12%2026-05-25
Tender offers · 1
FiledOfferorPricePeriod endsStatusFilings
2025-02-17Company buyback (self-tender)¥1,8792025-03-17Result filed2

Grouped by EDINET filing links. Price and outcome as stated in filings.

Ownership history · 18
FiledHolderRatioChangePurpose
2026-05-25AmendedYoshiko Son2026-05-25 · amended0.12%newStable shareholder
2026-05-25AmendedSun Global Co., Ltd.2026-05-25 · amended0.98%newStable shareholder
2026-05-25AmendedDaiyu Son2026-05-25 · amended2.67%newStable shareholder
2026-05-11Zhejiang Crystal-Optech Co., Ltd.2026-05-1114.21%no changeStable shareholder
2026-05-08AmendedZhejiang Crystal-Optech Co., Ltd.2026-05-08 · amended14.21%newStable shareholder
2025-12-04AmendedSchroder Investment Management(Japan)Limited2025-12-04 · amended5.13%newPure investment; Held for clients (discretionary / trust); Asset management / investment
2025-09-10Same-day filingJSR CORPORATION2025-09-101.27%-3.94ppStrategic holding (cross-shareholding); Business / capital relationship
2025-09-10Same-day filingJSR CORPORATION2025-09-105.21%newStrategic holding (cross-shareholding); Business / capital relationship
2024-09-18AmendedWellington Management Japan Pte Ltd2024-09-18 · amended0.38%-0.84ppHeld for clients (discretionary / trust); Asset management / investment
2024-09-18AmendedWellington Management Company LLP2024-09-18 · amended3.75%-0.68ppHeld for clients (discretionary / trust); Asset management / investment
2024-09-18AmendedWellington Management Japan Pte Ltd2024-09-18 · amended1.22%-0.91ppHeld for clients (discretionary / trust); Asset management / investment
2024-09-18AmendedWellington Management Company LLP2024-09-18 · amended4.43%-0.39ppHeld for clients (discretionary / trust); Asset management / investment
2024-09-18AmendedWellington Management Japan Pte Ltd2024-09-18 · amended2.13%-0.04ppHeld for clients (discretionary / trust); Asset management / investment
2024-09-18AmendedWellington Management Company LLP2024-09-18 · amended4.82%+1.18ppHeld for clients (discretionary / trust); Asset management / investment
2024-09-18AmendedWellington Management Japan Pte Ltd2024-09-18 · amended2.17%-1.21ppHeld for clients (discretionary / trust); Asset management / investment
2024-09-18AmendedWellington Management Company LLP2024-09-18 · amended3.64%+0.25ppHeld for clients (discretionary / trust); Asset management / investment
2024-09-18AmendedWellington Management Japan Pte Ltd2024-09-18 · amended3.38%newHeld for clients (discretionary / trust); Asset management / investment
2024-09-18AmendedWellington Management Company LLP2024-09-18 · amended3.39%newHeld for clients (discretionary / trust); Asset management / investment

Each holder in 5% reports, joint holders included. Purpose is classified from the filed text.