Sakai Chemical Industry

4078.TTSE PRIMEChemicals

Filed as SAKAI CHEMICAL INDUSTRY CO., LTD. (2022-06–2026-06)

Major holders (5%+) · 2

Holder	Stake	Change	Filed
SH Investment, Inc	5.93%	-1.17pp	2026-08-20
Simplex Asset Mannagement Co., Ltd	5.00%	-1.00pp	2025-02-07

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

Former and minor holders (below 5%) · 15

Zennor Asset Management LLP	4.97%	2026-06-11
Sumitomo Mitsui DS Asset Management Company, Limited	3.88%	2025-09-19
Nomura Asset Management Co., Ltd.	3.59%	2026-06-19
Asset Management One Co., Ltd.	3.55%	2024-10-22
-	3.02%	2024-09-30
Sumitomo Mitsui Trust Asset Management Co., Ltd.	2.97%	2026-06-04
Amova Asset Management Co., Ltd.	1.45%	2026-06-04
Nikko Asset Management Co., Ltd.	1.34%	2024-05-21
-	1.24%	2024-09-30
NOMURA INTERNATIONAL PLC	0.90%	2026-06-19
-	0.56%	2024-09-30
Mizuho Securities Co., Ltd.	0.29%	2024-10-22
SMBC Nikko Securities Inc.	0.17%	2024-04-22
Nomura Securities Co., Ltd.	0.09%	2026-06-19
-	0.06%	2024-09-30

Ownership history · 53

Filed	Holder	Ratio	Change	Purpose
2025-11-07Amended	Sumitomo Mitsui Trust Asset Management Co., Ltd.2025-11-07 · amended	3.84%	-1.50pp	Held for clients (discretionary / trust); Asset management / investment
2025-09-19Amended	Sumitomo Mitsui DS Asset Management Company, Limited2025-09-19 · amended	3.88%	-0.04pp	Pure investment
2025-09-19Amended	Amova Asset Management Co., Ltd.2025-09-19 · amended	1.35%	new	Held for clients (discretionary / trust)
2025-09-19Amended	Sumitomo Mitsui Trust Asset Management Co., Ltd.2025-09-19 · amended	5.34%	-0.59pp	Held for clients (discretionary / trust); Asset management / investment
2025-09-05	Zennor Asset Management LLP2025-09-05	8.23%	+1.18pp	Material proposals to management (activist); Held for clients (discretionary / trust); Asset management / investment
2025-04-21Amended	NOMURA INTERNATIONAL PLC2025-04-21 · amended	-0.02%	new	Securities trading business
2025-04-21Amended	Nomura Securities Co., Ltd.2025-04-21 · amended	0.87%	new	Securities trading business
2025-04-21Amended	Nomura Asset Management Co., Ltd.2025-04-21 · amended	4.00%	new	Asset management / investment
2025-02-07Amended	Simplex Asset Mannagement Co., Ltd2025-02-07 · amended	5.00%	-1.00pp	Pure investment; Held for clients (discretionary / trust)
2024-12-12Amended	Simplex Asset Management Co., Ltd.2024-12-12 · amended	6.00%	new	Pure investment; Held for clients (discretionary / trust)
2024-12-12	Zennor Asset Management LLP2024-12-12	7.05%	new	Material proposals to management (activist); Held for clients (discretionary / trust); Asset management / investment
2024-10-22Amended	Mizuho Securities Co., Ltd.2024-10-22 · amended	0.29%	+0.02pp	Securities trading business
2024-10-22Amended	Asset Management One Co., Ltd.2024-10-22 · amended	3.55%	-1.25pp	Held for clients (discretionary / trust)
2024-09-30	-2024-09-30	0.06%	-0.78pp	Securities trading business
2024-09-30	-2024-09-30	0.56%	-0.37pp	Pure investment
2024-09-30	-2024-09-30	1.24%	no change	Strategic holding (cross-shareholding)
2024-09-30	-2024-09-30	3.02%	+0.08pp	Pure investment; Strategic holding (cross-shareholding)
2024-08-22Amended	Mizuho Securities Co., Ltd.2024-08-22 · amended	0.27%	new	Securities trading business
2024-08-22Amended	Asset Management One Co., Ltd.2024-08-22 · amended	4.80%	new	Held for clients (discretionary / trust)
2024-07-29	-2024-07-29	0.84%	+0.31pp	Securities trading business

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