istyle

3660.TTSE PRIMEInformation & Communication
Major holders (5%+) · 4
HolderStakeChangeFiled
kabushikikaisha wai11.42%0.00pp2026-09-04
Amazon.com, Inc.9.29%-30.01pp2026-08-20
Asset Management One Co., Ltd.6.17%+1.18pp2026-07-07
Mitsui & Co., LTD.5.59%—2025-09-11

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

Former and minor holders (below 5%) · 11
Sumitomo Mitsui DS Asset Management Company, Limited4.53%2026-08-21
kabushikikaisha waitu4.24%2026-09-04
Baillie Gifford & Co4.13%2025-01-22
SOCIETE GENERALE2.88%2026-03-19
Tetsuro Yoshimatsu2.61%2026-09-04
Societe Generale Securities Japan Limited1.25%2026-03-19
Baillie Gifford Overseas Limited0.72%2024-06-21
Asset Management One International Ltd.0.09%2025-05-22
SMBC Nikko Securities Inc.0.05%2026-08-21
Mizuho Securities Co., Ltd.0.04%2026-05-12
Sumitomo Mitsui Banking Corporation0.00%2026-08-21
Ownership history · 62
FiledHolderRatioChangePurpose
2026-03-05AmendedSOCIETE GENERALE2026-03-05 · amended3.95%newSecurities trading business
2025-10-10Tetsuro Yoshimatsu2025-10-107.37%no changeParticipation in management
2025-10-10kabushikikaisha wai2025-10-1011.55%no changeStable shareholder
2025-10-07AmendedMizuho Securities Co., Ltd.2025-10-07 · amended0.11%+0.03ppSecurities trading business
2025-10-07AmendedAsset Management One Co., Ltd.2025-10-07 · amended6.62%-1.08ppHeld for clients (discretionary / trust)
2025-09-16Tetsuro Yoshimatsu2025-09-167.37%-0.43ppParticipation in management
2025-09-16kabushikikaisha wai2025-09-1611.55%-0.66ppStable shareholder
2025-09-11Mitsui & Co., LTD.2025-09-115.59%newMaterial proposals to management (activist); Business / capital relationship
2025-09-01Same-day filingTetsuro Yoshimatsu2025-09-017.80%no changeParticipation in management
2025-09-01Same-day filingkabushikikaisha wai2025-09-0112.21%-0.62ppStable shareholder
2025-09-01Same-day filingTetsuro Yoshimatsu2025-09-017.80%no changeParticipation in management
2025-09-01Same-day filingkabushikikaisha wai2025-09-0112.83%no changeStable shareholder
2025-09-01Same-day filingTetsuro Yoshimatsu2025-09-017.80%no changeParticipation in management
2025-09-01Same-day filingkabushikikaisha wai2025-09-0112.83%no changeStable shareholder
2025-09-01Same-day filingTetsuro Yoshimatsu2025-09-017.80%-2.04ppParticipation in management
2025-09-01Same-day filingkabushikikaisha wai2025-09-0112.83%-0.01ppStable shareholder
2025-07-17Tetsuro Yoshimatsu2025-07-179.84%-2.06ppParticipation in management
2025-07-17kabushikikaisha wai2025-07-1712.84%-1.56ppStable shareholder
2025-07-07AmendedAsset Management One Co., Ltd.2025-07-07 · amended7.70%+1.14ppHeld for clients (discretionary / trust)
2025-05-22AmendedAsset Management One International Ltd.2025-05-22 · amended0.09%-0.06ppHeld for clients (discretionary / trust)

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