Star Mica Holdings

2975.TReal Estate
Filed as Star Mica Holdings Co.,Ltd. (2022-07–2026-07)
Major holders (5%+) · 2
HolderStakeChangeFiled
MASASHI MIZUNAGA28.91%-7.08pp2026-06-05
Tokyo Tatemono Co., Ltd.13.74%—2026-06-02

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

Former and minor holders (below 5%) · 7
Sumitomo Mitsui Trust Asset Management Co., Ltd.3.56%2024-09-20
JPMorgan Asset Management (Japan) Limited2.65%2024-10-18
-2.38%2025-06-30
-1.80%2025-06-30
Nikko Asset Management Co., Ltd.0.91%2024-09-20
JPMorgan Securities Japan Co., Ltd.0.53%2024-10-18
J.P. Morgan Securities plc0.05%2024-10-18
Ownership history · 16
FiledHolderRatioChangePurpose
2026-06-05MASASHI MIZUNAGA2026-06-0528.91%-7.08ppStable shareholder; Long-term holding
2026-06-02Tokyo Tatemono Co., Ltd.2026-06-0213.74%newBusiness / capital relationship
2026-05-20MASASHI MIZUNAGA2026-05-2035.99%-0.51ppStable shareholder; Long-term holding
2025-06-30-2025-06-301.80%+0.04ppPure investment
2025-06-30-2025-06-302.38%-1.97ppPure investment
2025-05-19-2025-05-191.76%+1.09ppPure investment
2025-05-19-2025-05-194.35%-0.08ppPure investment
2025-03-21Masashi Mizunaga2025-03-2136.50%+0.30ppStable shareholder; Long-term holding
2024-10-18AmendedJ.P. Morgan Securities plc2024-10-18 · amended0.05%newSecurities trading business
2024-10-18AmendedJPMorgan Securities Japan Co., Ltd.2024-10-18 · amended0.53%newSecurities trading business
2024-10-18AmendedJPMorgan Asset Management (Japan) Limited2024-10-18 · amended2.65%newPure investment; Held for clients (discretionary / trust)
2024-09-20Nikko Asset Management Co., Ltd.2024-09-200.91%newHeld for clients (discretionary / trust)
2024-09-20Sumitomo Mitsui Trust Asset Management Co., Ltd.2024-09-203.56%newHeld for clients (discretionary / trust); Asset management / investment
2024-09-17-2024-09-170.67%newPure investment
2024-09-17-2024-09-174.43%newPure investment
2024-03-22AmendedMasashi Mizunaga2024-03-22 · amended36.20%newStable shareholder; Long-term holding

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