Who has been buying One REIT, Inc. stock?

20 distinct investors have filed 69 disclosed large-shareholding filings in One REIT, Inc. (3290), most recently on 2026-04-17. Each filer, their role, the number of shares and the price at filing are listed in the table on this page.

How many insider filings does One REIT, Inc. have?

One REIT, Inc. has 69 buy-side and 50 sell-side disclosures on record, covering ¥22.9B ($147.9M) in total reported value, spanning 2021-08-03 to 2026-04-17.

Do insider buys in Japanese stocks predict returns?

Not uniformly. StockDrifts scored 101,000+ Japanese large-shareholding filings on fixed 12-month forward returns and found the predictive power concentrated in specific filer types and filing patterns rather than spread evenly across all disclosures.

One REIT, Inc. 3290

Company

Oneリート投資法人投資証券One REIT, Inc.

Investors

Buys

Total Value

¥22.9B ($147.9M)

Avg Return

-8.66%

Last Filing

2026-04-17

One REIT, Inc. (3290) has 69 disclosed large-shareholding filings and 50 disclosed disposals on record, filed by 20 distinct investors. Together those filings cover ¥22.9B ($147.9M) in reported transaction value. The earliest filing StockDrifts holds for One REIT, Inc. is dated 2021-08-03; the most recent is 2026-04-17. Across these filings the average return since disclosure is -8.66%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent filings

Date	Type	Source	Insider	Purpose	Shares	Price at filing	Return	Value
2026-09-24	BUY	Market Buy	アモーヴァ・アセットマネジメント株式会社	other	23.4K	¥75,600	-1.3%	¥96M ($617K)
2026-09-24	SELL	unknown	三井住友トラスト・アセットマネジメント株式会社	other	60.8K	¥75,600	+1.3%	¥751M ($4.8M)
2026-08-31	BUY	unknown	三菱UFJモルガン・スタンレー証券株式会社	other	9.4K	¥75,100	-0.7%	¥706M ($4.6M)
2026-08-31	BUY	Market Buy	三菱UFJアセットマネジメント株式会社	passive	30.6K	¥75,100	-0.7%	¥2.3B ($14.8M)
2026-08-31	BUY	Market Buy	三菱UFJ信託銀行株式会社	passive	9.4K	¥75,100	-0.7%	¥705M ($4.6M)
2026-08-06	BUY	Market Buy	野村アセットマネジメント株式会社	other	59.1K	¥77,200	-3.4%	¥797M ($5.1M)
2026-08-06	BUY	Market Buy	野村證券株式会社	other	2.6K	¥77,200	-3.4%	¥105M ($679K)
2026-08-06	SELL	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	-591	¥77,300	+0.0%	-
2026-06-18	SELL	unknown	三井住友トラスト・アセットマネジメント株式会社	other	70.7K	¥73,800	-1.1%	¥733M ($4.7M)
2026-06-18	BUY	Market Buy	アモーヴァ・アセットマネジメント株式会社	other	22.2K	¥73,800	+1.1%	¥302M ($1.9M)
2026-04-17	BUY	Market Buy	みずほリアルティOne株式会社	strategic	118.4K	¥80,200	-7.0%	¥648M ($4.2M)
2026-04-17	SELL	unknown	みずほ証券株式会社	other	2.2K	¥80,200	+7.0%	¥593M ($3.8M)
2026-04-17	BUY	Market Buy	アセットマネジメントOne株式会社	other	26.7K	¥80,200	-7.0%	¥31M ($202K)
2026-04-17	SELL	unknown	みずほ証券株式会社	other	2.2K	¥80,200	+7.0%	¥593M ($3.8M)
2026-04-17	BUY	unknown	アセットマネジメントOne株式会社	other	26.7K	¥80,200	-7.0%	¥31M ($202K)
2026-04-17	BUY	unknown	みずほリアルティOne株式会社	strategic	118.4K	¥80,200	-7.0%	¥648M ($4.2M)
2026-04-06	SELL	unknown	大和アセットマネジメント株式会社 Daiwa Asset Management Co.Ltd.	other	32.3K	¥80,800	+7.7%	¥1.4B ($8.8M)
2026-03-30	SELL	negotiated	みずほリアルティOne株式会社	strategic	110.1K	¥79,800	+6.5%	¥667M ($4.3M)
2026-03-30	SELL	unknown	みずほ証券株式会社	other	9.7K	¥79,800	+6.5%	¥426M ($2.8M)
2026-03-30	BUY	Market Buy	アセットマネジメントOne株式会社	other	26.4K	¥79,800	-6.5%	¥23M ($150K)
2026-03-30	BUY	unknown	アセットマネジメントOne株式会社	other	26.4K	¥79,800	-6.5%	¥23M ($150K)
2026-03-30	SELL	unknown	みずほ証券株式会社	other	9.7K	¥79,800	+6.5%	¥426M ($2.8M)
2026-03-30	SELL	unknown	みずほリアルティOne株式会社	strategic	110.1K	¥79,800	+6.5%	¥667M ($4.3M)
2026-03-26	SELL	Market Buy	みずほリアルティOne株式会社	strategic	118.4K	¥82,000	+9.0%	¥2.0B ($12.9M)
2026-03-26	SELL	Market Buy	アセットマネジメントOne株式会社	other	26.0K	¥82,000	+9.0%	¥72M ($463K)
2026-03-26	BUY	Market Buy	みずほ証券株式会社	other	15.0K	¥82,000	-9.0%	¥167M ($1.1M)
2026-03-25	SELL	unknown	三井住友トラスト・アセットマネジメント株式会社	other	80.4K	¥82,200	+9.3%	¥1.1B ($7.3M)
2026-03-25	SELL	unknown	アモーヴァ・アセットマネジメント株式会社	other	18.1K	¥82,200	+9.3%	¥303M ($2.0M)
2026-03-23	BUY	Market Buy	アセットマネジメントOne株式会社	other	22.3K	¥81,400	-8.3%	¥13M ($85K)
2026-03-23	BUY	Market Buy	みずほ証券株式会社	other	10.7K	¥81,400	-8.3%	¥728M ($4.7M)
2026-03-23	BUY	Market Buy	みずほリアルティOne株式会社	strategic	118.4K	¥81,400	-	-
2026-03-19	SELL	unknown	アモーヴァ・アセットマネジメント株式会社	other	18.1K	¥82,300	+9.4%	¥27M ($171K)
2026-03-19	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	1.4K	¥82,300	-9.4%	¥117M ($752K)
2026-03-19	SELL	unknown	三井住友トラスト・アセットマネジメント株式会社	other	78.1K	¥82,300	+9.4%	¥1.7B ($11.1M)
2026-03-19	BUY	unknown	野村アセットマネジメント株式会社	other	40.3K	¥82,300	-9.4%	¥3.3B ($21.4M)
2026-03-19	SELL	Market Buy	アセットマネジメントOne株式会社	other	22.1K	¥82,300	+9.4%	¥471M ($3.0M)
2026-03-19	BUY	Market Buy	みずほ証券株式会社	other	1.8K	¥82,300	-9.4%	¥73M ($470K)
2026-03-19	BUY	Market Buy	みずほリアルティOne株式会社	strategic	118.4K	¥82,300	-	-
2026-03-19	BUY	unknown	野村證券株式会社	other	1.0K	¥82,300	-9.4%	¥84M ($540K)
2025-10-30	SELL	unknown	三井住友トラスト・アセットマネジメント株式会社 Sumitomo Mitsui Trust Asset Management Co.,Ltd.	other	98.9K	¥89,300	+16.5%	¥122M ($789K)
2025-10-30	SELL	unknown	アモーヴァ・アセットマネジメント株式会社 Amova Asset Management Co., Ltd.	other	18.4K	¥89,300	+16.5%	¥43M ($278K)
2025-09-05	SELL	unknown	三井住友トラスト・アセットマネジメント株式会社 Sumitomo Mitsui Trust Asset Management Co.,Ltd.	other	100.3K	¥87,600	+14.8%	¥226M ($1.5M)
2025-09-05	SELL	unknown	アモーヴァ・アセットマネジメント株式会社 Amova Asset Management Co., Ltd.	other	18.9K	¥87,600	+14.8%	¥212M ($1.4M)
2025-07-10	BUY	Market Buy	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	9.3K	¥85,566.67	-12.8%	¥234M ($1.5M)
2025-07-10	SELL	Market Buy	みずほ証券株式会社 Mizuho Securities Co., Ltd.	other	292	¥85,566.67	+12.8%	¥919M ($5.9M)
2025-07-10	BUY	Market Buy	みずほリアルティOne株式会社 Mizuho Realty One Co., Ltd.	strategic	39.5K	¥85,566.67	-	-
2025-05-19	BUY	Market Buy	三菱UFJモルガン・スタンレー証券株式会社 Mitsubishi UFJ Morgan Stanley Securities Co., Ltd.	other	597	¥81,166.67	-	¥48M ($313K)
2025-05-19	BUY	Market Buy	三菱UFJ信託銀行株式会社 Mitsubishi UFJ Financial Group Inc.	passive	2.4K	¥81,166.67	-	-
2025-05-19	SELL	Market Buy	三菱UFJアセットマネジメント株式会社 Mitsubishi UFJ Financial Group Inc.	passive	9.4K	¥81,166.67	+8.1%	¥240M ($1.5M)
2025-01-10	BUY	Market Buy	三菱UFJ信託銀行株式会社 Mitsubishi UFJ Financial Group Inc.	passive	2.4K	¥78,000	-4.4%	¥2.1B ($13.5M)

Showing the 50 most recent of 166 filings.

Frequently asked questions

Who has been buying One REIT, Inc. stock?: 20 distinct investors have filed 69 disclosed large-shareholding filings in One REIT, Inc. (3290), most recently on 2026-04-17. Each filer, their role, the number of shares and the price at filing are listed in the table on this page.
How many insider filings does One REIT, Inc. have?: One REIT, Inc. has 69 buy-side and 50 sell-side disclosures on record, covering ¥22.9B ($147.9M) in total reported value, spanning 2021-08-03 to 2026-04-17.
Do insider buys in Japanese stocks predict returns?: Not uniformly. StockDrifts scored 101,000+ Japanese large-shareholding filings on fixed 12-month forward returns and found the predictive power concentrated in specific filer types and filing patterns rather than spread evenly across all disclosures.

More on this data

Every trade listed above comes from an official regulatory disclosure. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.