Sanken Electric

6707.TTSE PRIMEElectric Appliances

Filed as Sanken Electric Co., Ltd. (2022-06–2026-06)

Major holders (5%+) · 1

Holder	Stake	Change	Filed
Effissimo Capital Management Pte. Ltd.	34.37%	0.00pp	2026-08-25

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

Former and minor holders (below 5%) · 10

Saitama Resona Bank, Limited	4.47%	2025-10-22
Goldman Sachs International	4.47%	2025-02-21
Oasis Management Company Ltd.	2.83%	2026-05-01
Sumitomo Mitsui Trust Asset Management Co., Ltd.	2.33%	2024-06-20
Resona Asset Management Co., Ltd.	1.94%	2025-10-22
Nikko Asset Management Co., Ltd.	1.34%	2024-06-20
Sumitomo Mitsui Trust Bank, Limited	0.72%	2024-06-20
Resona Bank, Limited.	0.06%	2025-02-06
Goldman Sachs Japan Co., Ltd.	0.00%	2025-02-07
Goldman Sachs & Co. LLC	0.00%	2025-02-07

Ownership history · 25

Filed	Holder	Ratio	Change	Purpose
2026-08-25	Effissimo Capital Management Pte. Ltd.2026-08-25	34.37%	no change	Material proposals to management (activist); Engagement / governance dialogue
2026-06-16	Effissimo Capital Management Pte. Ltd.2026-06-16	34.37%	+5.72pp	Material proposals to management (activist); Engagement / governance dialogue
2026-05-01	Oasis Management Company Ltd.2026-05-01	2.83%	-6.54pp	Material proposals to management (activist)
2026-03-23	Oasis Management Company Ltd.2026-03-23	9.37%	new	Material proposals to management (activist)
2025-10-22	Resona Asset Management Co., Ltd.2025-10-22	1.94%	+0.33pp	Held for clients (discretionary / trust); Asset management / investment
2025-10-22	Saitama Resona Bank, Limited2025-10-22	4.47%	+0.75pp	Strategic holding (cross-shareholding)
2025-03-25	Effissimo Capital Management Pte. Ltd.2025-03-25	28.65%	no change	Material proposals to management (activist)
2025-02-07Amended	Goldman Sachs Japan Co., Ltd.2025-02-07 · amended	0.00%	new	Securities trading business
2025-02-07Amended	Goldman Sachs & Co. LLC2025-02-07 · amended	0.00%	new	Securities trading business
2025-02-07Amended	Goldman Sachs International2025-02-07 · amended	4.47%	new	Securities trading business
2025-02-06Amended	Resona Bank, Limited.2025-02-06 · amended	0.06%	new	—
2025-02-06Amended	Resona Asset Management Co., Ltd.2025-02-06 · amended	1.61%	new	Held for clients (discretionary / trust); Asset management / investment
2025-02-06Amended	Saitama Resona Bank, Limited2025-02-06 · amended	3.72%	new	Strategic holding (cross-shareholding)
2024-09-27	Effissimo Capital Management Pte. Ltd.2024-09-27	28.65%	+0.31pp	Material proposals to management (activist)
2024-09-17	Effissimo Capital Management Pte. Ltd.2024-09-17	28.34%	+1.36pp	Material proposals to management (activist)
2024-09-12	Effissimo Capital Management Pte. Ltd.2024-09-12	26.98%	+1.62pp	Material proposals to management (activist)
2024-08-15	Effissimo Capital Management Pte. Ltd.2024-08-15	25.36%	+1.78pp	Material proposals to management (activist)
2024-08-09	Effissimo Capital Management Pte. Ltd.2024-08-09	23.58%	+1.50pp	Material proposals to management (activist)
2024-07-24	Effissimo Capital Management Pte. Ltd.2024-07-24	22.08%	+0.86pp	Material proposals to management (activist)
2024-07-11	Effissimo Capital Management Pte. Ltd.2024-07-11	21.22%	+1.04pp	Pure investment; Held for clients (discretionary / trust); Asset management / investment

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