KOSE Holdings

4922.TChemicals
Filed as KOSE Corporation (2022-08–2025-08)
Major holders (5%+) · 5
HolderStakeChangeFiled
KOSE Management Association9.37%—2024-08-08
Wood Association9.23%—2024-08-08
MYM Laboratories Association9.06%0.00pp2025-12-12
Massachusetts Financial Services Company6.09%-1.39pp2026-07-06
Amova Asset Management Co., Ltd.5.45%-0.02pp2026-02-05

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

Former and minor holders (below 5%) · 12
Sumitomo Mitsui Trust Asset Management Co., Ltd.1.76%2026-02-05
Takao Kobayashi1.19%2024-08-08
Kazutoshi Kobayashi1.19%2024-08-08
Masanori Kobayashi1.08%2025-12-12
MYM Asset LLC0.91%2025-12-12
AMT Asset LLC0.91%2024-08-08
THK Asset LLC0.91%2024-08-08
MYM Partners Corporation0.25%2025-12-12
AMT Partners Corporation0.20%2024-08-08
THK Partners Corporation0.20%2024-08-08
MFS Investment Management K.K.0.13%2026-07-06
MYM Donation Co., Ltd.0.07%2025-12-12
Ownership history · 33
FiledHolderRatioChangePurpose
2024-08-08MYM Laboratories Association2024-08-089.06%newStable shareholder
2024-08-08AMT Partners Corporation2024-08-080.20%new—
2024-08-08AMT Asset LLC2024-08-080.91%new—
2024-08-08Takao Kobayashi2024-08-081.19%newParticipation in management; Stable shareholder
2024-08-08Wood Association2024-08-089.23%newStable shareholder
2024-08-08THK Partners Corporation2024-08-080.20%new—
2024-08-08THK Asset LLC2024-08-080.91%new—
2024-08-08Kazutoshi Kobayashi2024-08-081.19%newParticipation in management; Stable shareholder
2024-08-08KOSE Management Association2024-08-089.37%newStable shareholder
2024-05-08AmendedMFS Investment Management K.K.2024-05-08 · amended0.14%+0.03ppPure investment; Held for clients (discretionary / trust); Asset management / investment
2024-05-08AmendedMassachusetts Financial Services Company2024-05-08 · amended7.42%+1.47ppPure investment; Held for clients (discretionary / trust); Asset management / investment
2024-01-22AmendedMFS Investment Management K.K.2024-01-22 · amended0.11%newPure investment; Held for clients (discretionary / trust); Asset management / investment
2024-01-22AmendedMassachusetts Financial Services Company2024-01-22 · amended5.95%newPure investment; Held for clients (discretionary / trust); Asset management / investment

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