Shinpo

5903.TTSE STANDARD

Filed as SHINPO CO.,LTD. (2022-09–2026-02)

Major holders (5%+) · 2

Holder	Stake	Change	Filed
Yamatake Sogyo Co., Ltd.	89.57%	+4.31pp	2026-07-06
Yamatake Sogyo Yugengaisha	31.85%	—	2026-06-19

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

Former and minor holders (below 5%) · 2

Kiyohisa Yamada	1.09%	2026-06-19
Simplex Asset Management Co., Ltd.	0.00%	2026-06-23

Ownership history · 17

Filed	Holder	Ratio	Change	Purpose
2026-06-23Amended	Simplex Asset Management Co., Ltd.2026-06-23 · amended	0.00%	-18.35pp	Pure investment; Held for clients (discretionary / trust)
2026-06-19	Kiyohisa Yamada2026-06-19	1.09%	no change	Stable shareholder
2026-06-19	Yamatake Sogyo Yugengaisha2026-06-19	31.85%	new	Stable shareholder
2026-05-07Amended	Kiyohisa Yamada2026-05-07 · amended	1.09%	no change	Going-private / tender offer related; Stable shareholder; Collateral-related
2026-05-07Amended	Yamatake Sogyo Co., Ltd.2026-05-07 · amended	31.85%	no change	Going-private / tender offer related
2026-05-07Amended	Kiyohisa Yamada2026-05-07 · amended	1.09%	+1.09pp	Going-private / tender offer related; Stable shareholder; Collateral-related
2026-05-07Amended	Yamatake Sogyo Co., Ltd.2026-05-07 · amended	31.85%	-57.72pp	Going-private / tender offer related
2026-05-07Amended	Yamatake Sogyo Co., Ltd.2026-05-07 · amended	89.57%	+4.31pp	Going-private / tender offer related; Material proposals to management (activist); Parent-subsidiary relationship
2026-05-07Amended	Kiyohisa Yamada2026-05-07 · amended	0.00%	-1.09pp	—
2026-05-07Amended	Yamatake Sogyo Co., Ltd.2026-05-07 · amended	85.26%	+53.41pp	Going-private / tender offer related
2026-05-07Amended	Kiyohisa Yamada2026-05-07 · amended	1.09%	no change	Going-private / tender offer related; Stable shareholder; Collateral-related
2026-05-07Amended	Yamatake Sogyo Co., Ltd.2026-05-07 · amended	31.85%	no change	Going-private / tender offer related
2026-05-07Amended	Kiyohisa Yamada2026-05-07 · amended	1.09%	no change	Stable shareholder
2026-05-07Amended	Yamatake Sogyo Co., Ltd.2026-05-07 · amended	31.85%	no change	Stable shareholder
2026-05-07Amended	Kiyohisa Yamada2026-05-07 · amended	1.09%	new	Stable shareholder
2026-05-07Amended	Yamatake Sogyo Co., Ltd.2026-05-07 · amended	31.85%	new	Stable shareholder
2024-08-15Amended	Simplex Asset Management Co., Ltd.2024-08-15 · amended	18.35%	new	Pure investment; Held for clients (discretionary / trust)

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