Air Water

4088.TChemicals

Major holders (5%+) · 6

Holder	Stake	Change	Filed
―	6.88%	+1.02pp	2026-05-22
―	6.88%	+1.02pp	2026-05-22
―	6.88%	+1.02pp	2026-05-22
―	6.88%	+1.02pp	2026-05-22
―	6.88%	+1.02pp	2026-05-22
Oasis Management Company Ltd.	6.05%	0.00pp	2026-11-09

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

Former and minor holders (below 5%) · 5

Marathon Asset Management Limited	4.21%	2024-08-05
Sumitomo Mitsui Trust Bank, Limited	3.83%	2026-05-21
Nikko Asset Management Co., Ltd.	2.68%	2024-05-21
Sumitomo Mitsui Trust Asset Management Co., Ltd.	0.38%	2025-09-19
Amova Asset Management Co., Ltd.	0.00%	2025-09-19

Ownership history · 16

Filed	Holder	Ratio	Change	Purpose
2026-06-22	Oasis Management Company Ltd.2026-06-22	6.05%	new	Material proposals to management (activist); Engagement / governance dialogue
2026-05-18Amended	―2026-05-18 · amended	0.00%	new	Material proposals to management (activist); Engagement / governance dialogue
2026-05-18Amended	―2026-05-18 · amended	0.18%	new	Material proposals to management (activist); Engagement / governance dialogue
2026-05-18Amended	―2026-05-18 · amended	0.26%	new	Material proposals to management (activist); Engagement / governance dialogue
2026-05-18Amended	―2026-05-18 · amended	1.03%	new	Material proposals to management (activist); Engagement / governance dialogue
2026-05-18Amended	―2026-05-18 · amended	5.42%	new	Material proposals to management (activist); Engagement / governance dialogue
2025-09-19Amended	Amova Asset Management Co., Ltd.2025-09-19 · amended	0.00%	-2.02pp	—
2025-09-19Amended	Sumitomo Mitsui Trust Asset Management Co., Ltd.2025-09-19 · amended	0.38%	-1.84pp	Held for clients (discretionary / trust); Asset management / investment
2025-09-19Amended	Sumitomo Mitsui Trust Bank, Limited2025-09-19 · amended	3.45%	no change	Strategic holding (cross-shareholding)
2025-09-19Amended	Amova Asset Management Co., Ltd.2025-09-19 · amended	2.02%	new	Held for clients (discretionary / trust)
2025-09-19Amended	Sumitomo Mitsui Trust Asset Management Co., Ltd.2025-09-19 · amended	2.22%	-0.14pp	Held for clients (discretionary / trust); Asset management / investment
2025-09-19Amended	Sumitomo Mitsui Trust Bank, Limited2025-09-19 · amended	3.45%	no change	Strategic holding (cross-shareholding)
2024-08-05Amended	Marathon Asset Management Limited2024-08-05 · amended	4.21%	new	Long-term holding; Held for clients (discretionary / trust); Asset management / investment
2024-05-21Amended	Sumitomo Mitsui Trust Asset Management Co., Ltd.2024-05-21 · amended	2.36%	new	Held for clients (discretionary / trust); Asset management / investment
2024-05-21Amended	Nikko Asset Management Co., Ltd.2024-05-21 · amended	2.68%	new	Held for clients (discretionary / trust)
2024-05-21Amended	Sumitomo Mitsui Trust Bank, Limited2024-05-21 · amended	3.45%	new	Strategic holding (cross-shareholding)

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