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.

Where does StockDrifts get One REIT, Inc. insider data?

From EDINET large-shareholding (5%+) reports — the official filing system run by the Financial Services Agency (Japan). StockDrifts parses each disclosure and matches it to daily price history; the original filings remain available directly from EDINET.

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. All of it is parsed from EDINET large-shareholding (5%+) reports, the official disclosure system operated by the Financial Services Agency (Japan). 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
2026-08-06	BUY	Market Buy	野村アセットマネジメント株式会社	other	59.1K	¥77,200	+1.2%	¥797M ($5.1M)
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%	-
2026-08-06	BUY	Market Buy	野村證券株式会社	other	2.6K	¥77,200	+1.2%	¥105M ($679K)
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	+3.3%	¥302M ($1.9M)
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	-3.3%	¥733M ($4.7M)
2026-04-17	BUY	unknown	みずほリアルティOne株式会社	strategic	118.4K	¥80,200	-4.1%	¥648M ($4.2M)
2026-04-17	SELL	unknown	みずほ証券株式会社	other	2.2K	¥80,200	+4.1%	¥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	-4.1%	¥31M ($202K)
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	+4.0%	¥1.4B ($8.8M)
2026-03-30	SELL	unknown	みずほリアルティOne株式会社	strategic	110.1K	¥79,800	+1.9%	¥667M ($4.3M)
2026-03-30	SELL	unknown	みずほ証券株式会社	other	9.7K	¥79,800	+1.9%	¥426M ($2.8M)
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	-1.9%	¥23M ($150K)
2026-03-26	SELL	Market Buy	みずほリアルティOne株式会社	strategic	118.4K	¥82,000	+2.4%	¥9.5B ($61.1M)
2026-03-26	BUY	Market Buy	みずほ証券株式会社	other	15.0K	¥82,000	-2.4%	¥1.2B ($7.7M)
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	+2.4%	¥2.1B ($13.4M)
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	+2.7%	¥1.4B ($9.3M)
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	+2.7%	¥6.4B ($41.5M)
2026-03-23	BUY	Market Buy	みずほリアルティOne株式会社	strategic	118.4K	¥81,400	+1.7%	¥9.5B ($61.1M)
2026-03-23	BUY	Market Buy	みずほ証券株式会社	other	10.7K	¥81,400	-1.7%	¥858M ($5.5M)
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	-1.7%	¥1.8B ($11.5M)
2026-03-19	BUY	Market Buy	みずほリアルティOne株式会社	strategic	118.4K	¥82,300	+2.8%	¥9.5B ($61.1M)
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	+2.8%	¥1.8B ($11.4M)
2026-03-19	BUY	Market Buy	みずほ証券株式会社	other	1.8K	¥82,300	-2.8%	¥144M ($931K)
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	-2.8%	¥3.2B ($20.8M)
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	-2.8%	¥113M ($731K)
2026-03-19	BUY	unknown	野村證券株式会社	other	1.0K	¥82,300	-2.8%	¥81M ($525K)
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	+2.8%	¥1.4B ($9.3M)
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	+2.8%	¥6.2B ($40.3M)
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	+10.4%	¥43M ($278K)
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	+10.4%	¥122M ($789K)
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	+8.7%	¥212M ($1.4M)
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	+8.7%	¥226M ($1.5M)
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	-6.5%	¥3.4B ($21.8M)
2025-07-10	SELL	Market Buy	みずほ証券株式会社 Mizuho Securities Co., Ltd.	other	292	¥85,566.67	+6.5%	¥919M ($5.9M)
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	-6.5%	¥234M ($1.5M)
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	-1.4%	¥48M ($313K)
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	+1.4%	¥240M ($1.5M)
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	-1.4%	¥193M ($1.2M)
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	+2.6%	¥2.1B ($13.5M)
2025-01-10	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	120	¥78,000	+2.6%	¥789M ($5.1M)
2025-01-10	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	12.4K	¥78,000	-2.6%	¥186M ($1.2M)
2024-12-05	SELL	Market Buy	ブラックロック・インスティテューショナル・トラスト・カンパニー、エヌ.エイ.(BlackRock Institutional Trust Company BlackRock Institutional Trust Company, N.A.	passive	2.3K	¥75,533.33	-5.9%	¥312M ($2.0M)
2024-12-05	SELL	Market Buy	ブラックロック・ファンド・アドバイザーズ BlackRock Fund Advisors	passive	630	¥75,533.33	-5.9%	¥209M ($1.3M)
2024-12-05	SELL	Market Buy	ブラックロック・アセット・マネジメント・アイルランド・リミテッド BlackRock Asset Management Ireland Limited	passive	1.1K	¥75,533.33	-5.9%	¥37M ($235K)
2024-12-05	SELL	Market Buy	ブラックロック・アセット・マネジメント・カナダ・リミテッド BlackRock Asset Management Canada Limited	passive	360	¥75,533.33	-5.9%	¥4M ($26K)
2024-12-05	SELL	Market Buy	ブラックロック・ファンド・マネジャーズ・リミテッド BlackRock Fund Managers Limited	passive	1.0K	¥75,533.33	-5.9%	¥6M ($39K)
2024-12-05	BUY	Market Buy	ブラックロック(ネザーランド)BVBV) BlackRock (Netherlands	passive	274	¥75,533.33	+5.9%	¥21M ($134K)
2024-12-05	SELL	Market Buy	ブラックロック・アドバイザーズ・エルエルシー(BlackRock Advisers BlackRock Advisers, LLC	passive	167	¥75,533.33	-5.9%	¥18M ($118K)
2024-12-05	BUY	Market Buy	ブラックロック・ジャパン株式会社 BlackRock Japan Co., Ltd.	passive	6.4K	¥75,533.33	+5.9%	¥63M ($406K)
2024-12-05	BUY	unknown	大和アセットマネジメント株式会社 Daiwa Asset Management Co.Ltd.	other	13.6K	¥75,533.33	+5.9%	¥1.0B ($6.6M)

Showing the 50 most recent of 155 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.
Where does StockDrifts get One REIT, Inc. insider data?: From EDINET large-shareholding (5%+) reports — the official filing system run by the Financial Services Agency (Japan). StockDrifts parses each disclosure and matches it to daily price history; the original filings remain available directly from EDINET.
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.

Source filings

Every trade listed above is disclosed in EDINET large-shareholding (5%+) reports, filed with the Financial Services Agency (Japan). View the original EDINET filings for One REIT, Inc.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.