mup holdings

3661.TTSE PRIMEServices
Filed as m-up holdings, Inc. (2022-06–2026-06)
Major holders (5%+) · 2
HolderStakeChangeFiled
Mito Koichiro11.99%-1.01pp2025-08-12
Sumitomo Mitsui DS Asset Management Company, Limited5.30%—2026-08-20

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

Former and minor holders (below 5%) · 17
Asset Management One Co., Ltd.4.51%2024-09-24
JPMorgan Securities Japan Co., Ltd.3.54%2026-04-03
Newton Investment Management Japan Ltd.3.38%2024-05-16
Nomura Asset Management Co., Ltd.3.10%2024-08-21
Amova Asset Management Co., Ltd.2.60%2025-10-21
Morgan Stanley MUFG Securities Co., Ltd.2.33%2026-06-04
FMR LLC2.15%2026-03-06
FIL Investments (Japan) Limited2.04%2026-06-05
Sumitomo Mitsui Trust Asset Management Co., Ltd.1.79%2025-10-21
Morgan Stanley Capital Services LLC1.38%2026-06-04
Fidelity Management & Research Company LLC1.22%2026-06-08
NOMURA INTERNATIONAL PLC1.07%2024-08-21
FMR Investment Management (UK) Limited0.93%2026-06-08
Morgan Stanley & Co. International plc0.73%2026-06-04
J.P. Morgan Securities LLC0.12%2026-04-03
Morgan Stanley & Co. LLC0.05%2026-06-04
J.P. Morgan Securities plc0.01%2026-04-03
Ownership history · 38
FiledHolderRatioChangePurpose
2026-08-20Sumitomo Mitsui DS Asset Management Company, Limited2026-08-205.30%newPure investment
2026-06-08AmendedFMR Investment Management (UK) Limited2026-06-08 · amended0.93%new—
2026-06-08AmendedFidelity Management & Research Company LLC2026-06-08 · amended1.22%newAsset management / investment
2026-06-04AmendedMorgan Stanley & Co. LLC2026-06-04 · amended0.05%newSecurities trading business
2026-06-04AmendedMorgan Stanley & Co. International plc2026-06-04 · amended0.73%newSecurities trading business
2026-06-04AmendedMorgan Stanley Capital Services LLC2026-06-04 · amended1.38%newSecurities trading business
2026-06-04AmendedMorgan Stanley MUFG Securities Co., Ltd.2026-06-04 · amended2.33%newSecurities trading business
2026-04-03AmendedJ.P. Morgan Securities plc2026-04-03 · amended0.01%newSecurities trading business
2026-04-03AmendedJ.P. Morgan Securities LLC2026-04-03 · amended0.12%newSecurities trading business
2026-04-03AmendedJPMorgan Securities Japan Co., Ltd.2026-04-03 · amended3.54%newSecurities trading business
2026-03-06AmendedFMR LLC2026-03-06 · amended2.15%-2.92ppHeld for clients (discretionary / trust); Asset management / investment
2026-01-22AmendedFIL Investments (Japan) Limited2026-01-22 · amended2.04%-4.09ppHeld for clients (discretionary / trust); Asset management / investment
2026-01-22AmendedFIL Investments (Japan) Limited2026-01-22 · amended6.13%+1.91ppHeld for clients (discretionary / trust); Asset management / investment
2025-10-21AmendedSumitomo Mitsui Trust Asset Management Co., Ltd.2025-10-21 · amended1.79%-0.04ppHeld for clients (discretionary / trust); Asset management / investment
2025-10-21AmendedAmova Asset Management Co., Ltd.2025-10-21 · amended2.60%-1.61ppHeld for clients (discretionary / trust)
2025-10-21AmendedSumitomo Mitsui Trust Asset Management Co., Ltd.2025-10-21 · amended1.83%-0.56ppHeld for clients (discretionary / trust); Asset management / investment
2025-10-21AmendedAmova Asset Management Co., Ltd.2025-10-21 · amended4.21%-0.48ppHeld for clients (discretionary / trust)
2025-10-21AmendedSumitomo Mitsui Trust Asset Management Co., Ltd.2025-10-21 · amended2.39%+0.74ppHeld for clients (discretionary / trust); Asset management / investment
2025-10-21AmendedAmova Asset Management Co., Ltd.2025-10-21 · amended4.69%+1.83ppHeld for clients (discretionary / trust)
2025-08-12Mito Koichiro2025-08-1211.99%-1.01pp—

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