Mitsui Matsushima Holdings

1518.TTSE PRIMEOther Products

Filed as MITSUI MATSUSHIMA HOLDINGS CO., LTD. (2022-06–2026-06)

Major holders (5%+) · 3

Holder	Stake	Change	Filed
―	13.96%	+0.71pp	2026-06-12
―	13.96%	+0.71pp	2026-06-12
―	5.45%	-0.56pp	2026-06-12

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

Former and minor holders (below 5%) · 16

―	4.94%	2026-06-12
Arrowstreet Capital, Limited Partnership	4.03%	2024-12-05
Nomura Asset Management Co., Ltd.	3.63%	2025-03-05
Sumitomo Mitsui Trust Asset Management Co., Ltd.	2.97%	2024-06-06
―	2.58%	2026-06-12
Sumitomo Mitsui Banking Corporation	2.54%	2024-06-07
-	2.50%	2025-11-17
Nikko Asset Management Co., Ltd.	1.97%	2024-06-06
―	0.99%	2026-06-12
NOMURA INTERNATIONAL PLC	0.58%	2025-03-05
SMBC Nikko Securities Inc.	0.58%	2024-06-07
-	0.40%	2025-11-17
-	0.25%	2025-11-17
―	0.00%	2026-06-12
Nomura Securities Co., Ltd.	0.00%	2025-03-05
NOMURA SECURITIES INTERNATIONAL, Inc.	0.00%	2024-07-03

Tender offers · 1

Filed	Offeror	Price	Period ends	Status	Filings
2025-06-19	Company buyback (self-tender)	¥4,620	2025-07-16	Result filed	3

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

Ownership history · 157

Filed	Holder	Ratio	Change	Purpose
2024-05-13Amended	―2024-05-13 · amended	7.69%	no change	Material proposals to management (activist)
2024-05-13Amended	―2024-05-13 · amended	8.09%	no change	Material proposals to management (activist)
2024-05-13Amended	―2024-05-13 · amended	8.84%	no change	Material proposals to management (activist)
2024-05-13Amended	―2024-05-13 · amended	1.40%	new	Material proposals to management (activist)
2024-05-13Amended	―2024-05-13 · amended	3.71%	no change	Material proposals to management (activist)
2024-05-13Amended	―2024-05-13 · amended	7.63%	no change	Material proposals to management (activist)
2024-05-13Amended	―2024-05-13 · amended	7.69%	no change	Material proposals to management (activist)
2024-05-13Amended	―2024-05-13 · amended	8.09%	no change	Material proposals to management (activist)
2024-05-13Amended	―2024-05-13 · amended	8.84%	no change	Material proposals to management (activist)
2024-05-13Amended	―2024-05-13 · amended	3.71%	no change	Material proposals to management (activist)
2024-05-13Amended	―2024-05-13 · amended	7.63%	no change	Material proposals to management (activist)
2024-05-13Amended	―2024-05-13 · amended	7.69%	+0.31pp	Material proposals to management (activist)
2024-05-13Amended	―2024-05-13 · amended	8.09%	no change	Material proposals to management (activist)
2024-05-13Amended	―2024-05-13 · amended	8.84%	no change	Material proposals to management (activist)
2024-05-13Amended	―2024-05-13 · amended	3.71%	no change	Material proposals to management (activist)
2024-05-13Amended	―2024-05-13 · amended	7.38%	+1.15pp	Material proposals to management (activist)
2024-05-13Amended	―2024-05-13 · amended	7.63%	no change	Material proposals to management (activist)
2024-05-13Amended	―2024-05-13 · amended	8.09%	no change	Material proposals to management (activist)
2024-05-13Amended	―2024-05-13 · amended	8.84%	no change	Material proposals to management (activist)
2024-05-13Amended	―2024-05-13 · amended	3.71%	no change	Material proposals to management (activist)

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