Seyfert

9213.TTSE STANDARDServices

Major holders (5%+) · 2

Holder	Stake	Change	Filed
ARM INC	12.36%	-7.04pp	2026-10-06
BEAUTY GARAGE INC.	6.25%	-1.13pp	2026-11-05

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

Former and minor holders (below 5%) · 1

Monex, Inc. 1.58% 2025-12-10

Ownership history · 14

Filed	Holder	Ratio	Change	Purpose
2026-09-11Amended	ARM INC2026-09-11 · amended	19.40%	no change	Material proposals to management (activist); Pure investment
2026-04-06Amended	ARM INC2026-04-06 · amended	19.40%	+1.77pp	Material proposals to management (activist)
2026-03-19Amended	ARM INC2026-03-19 · amended	17.63%	+1.98pp	Material proposals to management (activist)
2026-03-09Amended	ARM INC2026-03-09 · amended	15.65%	+1.05pp	Material proposals to management (activist)
2026-03-04Amended	ARM INC2026-03-04 · amended	14.60%	no change	Material proposals to management (activist)
2026-03-04Amended	ARM INC2026-03-04 · amended	14.60%	new	Material proposals to management (activist)
2025-09-17Amended	Monex, Inc.2025-09-17 · amended	1.58%	-3.57pp	—
2025-09-17Amended	Monex, Inc.2025-09-17 · amended	5.15%	-1.95pp	—
2025-09-17Amended	Monex, Inc.2025-09-17 · amended	7.10%	+1.79pp	—
2025-09-17Amended	Monex, Inc.2025-09-17 · amended	5.31%	-1.46pp	—
2025-09-17Amended	Monex, Inc.2025-09-17 · amended	6.77%	new	—
2024-02-27Amended	BEAUTY GARAGE INC.2024-02-27 · amended	8.76%	+1.24pp	Material proposals to management (activist); Pure investment
2024-02-27Amended	BEAUTY GARAGE INC.2024-02-27 · amended	7.52%	+1.16pp	Material proposals to management (activist); Pure investment
2024-02-27Amended	BEAUTY GARAGE INC.2024-02-27 · amended	6.36%	new	Material proposals to management (activist); Pure investment

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