Who has been buying Oisix ra daichi Inc. stock?

16 distinct investors have filed 68 disclosed large-shareholding filings in Oisix ra daichi Inc. (3182), most recently on 2026-04-08. 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 Oisix ra daichi Inc. have?

Oisix ra daichi Inc. has 68 buy-side and 46 sell-side disclosures on record, covering ¥19.4B ($125.3M) in total reported value, spanning 2021-05-06 to 2026-04-08.

Where does StockDrifts get Oisix ra daichi 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.

Oisix ra daichi Inc. 3182

Company

オイシックスドット大地株式会社Oisix ra daichi Inc.

Investors

Buys

Total Value

¥19.4B ($125.3M)

Avg Return

-25.65%

Last Filing

2026-04-08

Oisix ra daichi Inc. (3182) has 68 disclosed large-shareholding filings and 46 disclosed disposals on record, filed by 16 distinct investors. Together those filings cover ¥19.4B ($125.3M) in reported transaction value. The earliest filing StockDrifts holds for Oisix ra daichi Inc. is dated 2021-05-06; the most recent is 2026-04-08. 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 -25.65%, 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
2026-08-05	SELL	unknown	髙島宏平 Takashima Kohey	activist	4.2M	¥1,583	-6.7%	¥848M ($5.5M)
2026-04-08	BUY	Market Buy	グランサム、マヨ、ヴァンオッテルローアンドカンパニーエルエルシー(Grantham, Mayo, Van Otterloo & Co. LLC) Grantham, Mayo, Van Otterloo & Co. LLC	activist	3.9M	¥1,480	-4.3%	¥651M ($4.2M)
2025-12-17	SELL	negotiated	株式会社リクルート Recruit Co., Ltd.	strategic	1.0M	¥1,401	-2.4%	¥2.3B ($14.9M)
2025-12-17	BUY	Market Buy	グランサム、マヨ、ヴァンオッテルローアンドカンパニーエルエルシー(Grantham, Mayo, Van Otterloo & Co. LLC) Grantham, Mayo, Van Otterloo & Co. LLC	activist	3.5M	¥1,401	+2.4%	¥4.9B ($31.9M)
2025-12-17	BUY	negotiated	株式会社リクルート Recruit Co., Ltd.	strategic	1.3M	¥1,401	+2.4%	¥1.9B ($12.0M)
2025-12-17	SELL	negotiated	株式会社リクルート Recruit Co., Ltd.	strategic	2.6M	¥1,401	-2.4%	¥554M ($3.6M)
2025-12-17	SELL	unknown	株式会社リクルートホールディングス Recruit Holdings Co., Ltd.	unknown	0	¥1,401	-2.4%	¥2.9B ($18.5M)
2024-09-20	BUY	unknown	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	420.5K	¥1,351	+6.2%	¥21M ($133K)
2024-09-20	BUY	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	1.3M	¥1,351	+6.2%	¥1.7B ($11.2M)
2024-04-19	SELL	Market Buy	サウスイースタン・アセット・マネジメント・インク(Southeastern Asset Management, Inc.) Southeastern Asset Management, Inc.	passive	1.7M	¥1,111	-29.2%	¥756M ($4.9M)
2024-02-21	BUY	Market Buy	ベイリー・ギフォード・アンド・カンパニー(Baillie Gifford & Co) Baillie Gifford & Co	other	3.5M	¥1,415	+1.4%	¥716M ($4.6M)
2023-12-21	BUY	Market Buy	ベイリー・ギフォード・アンド・カンパニー(Baillie Gifford & Co) Baillie Gifford & Co	other	3.0M	¥1,331	+7.8%	¥871M ($5.6M)
2023-12-06	BUY	Market Buy	ベイリー・ギフォード・アンド・カンパニー(Baillie Gifford & Co) Baillie Gifford & Co	other	2.4M	¥1,408	+1.9%	¥557M ($3.6M)
2023-11-21	BUY	Market Buy	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	2.0M	¥1,422	+0.9%	¥276M ($1.8M)
2023-11-21	BUY	Market Buy	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	406.0K	¥1,422	+0.9%	¥11M ($70K)
2023-11-07	BUY	unknown	ベイリー・ギフォード・アンド・カンパニー(Baillie Gifford & Co) Baillie Gifford & Co	other	2.0M	¥1,248	+15.0%	¥2.5B ($15.9M)
2023-10-18	SELL	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	1.2M	¥1,162	-23.5%	¥305M ($2.0M)
2023-10-18	BUY	unknown	ノムラセキュリテーズインターナショナル NOMURA SECURITIES INTERNATIONAL,Inc.	other	0	¥1,162	+23.5%	-
2023-10-18	SELL	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	39.4K	¥1,162	-23.5%	¥230M ($1.5M)
2023-10-18	SELL	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	248.5K	¥1,162	-23.5%	¥398M ($2.6M)
2023-09-05	SELL	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	1.4M	¥1,750	+18.0%	¥559M ($3.6M)
2023-09-05	BUY	unknown	ノムラセキュリテーズインターナショナル NOMURA SECURITIES INTERNATIONAL,Inc.	other	0	¥1,750	-18.0%	-
2023-09-05	SELL	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	236.7K	¥1,750	+18.0%	¥652M ($4.2M)
2023-09-05	SELL	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	588.0K	¥1,750	+18.0%	¥33M ($215K)
2023-08-03	BUY	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	1.7M	¥2,250	-36.2%	¥103M ($662K)
2023-08-03	SELL	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	607.9K	¥2,250	+36.2%	¥1.1B ($7.3M)
2023-08-03	SELL	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	610.1K	¥2,250	+36.2%	¥9M ($55K)
2023-08-03	BUY	unknown	ノムラセキュリテーズインターナショナル NOMURA SECURITIES INTERNATIONAL,Inc.	other	0	¥2,250	-36.2%	-
2023-07-05	SELL	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	612.4K	¥2,365	+39.3%	¥782M ($5.0M)
2023-07-05	BUY	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	1.7M	¥2,365	-39.3%	¥396M ($2.6M)
2023-07-05	BUY	unknown	ノムラセキュリテーズインターナショナル NOMURA SECURITIES INTERNATIONAL,Inc.	other	0	¥2,365	-39.3%	-
2023-07-05	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	1.1M	¥2,365	-39.3%	¥1.2B ($7.5M)
2023-06-21	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	1.8M	¥2,479	+42.1%	¥547M ($3.5M)
2023-06-21	SELL	unknown	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	399.1K	¥2,479	+42.1%	¥94M ($608K)
2023-06-05	SELL	Market Buy	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	1.5M	¥2,254	+36.3%	¥1.7B ($10.9M)
2023-06-05	SELL	Market Buy	ノムラセキュリテーズインターナショナル NOMURA SECURITIES INTERNATIONAL,Inc.	other	0	¥2,254	+36.3%	¥2.6B ($16.6M)
2023-06-05	BUY	Market Buy	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	614.5K	¥2,254	-36.3%	¥446M ($2.9M)
2023-06-05	BUY	Market Buy	野村證券株式会社 Nomura Securities Co.,Ltd.	other	944.7K	¥2,254	-36.3%	¥86M ($553K)
2023-05-18	BUY	Market Buy	ジェー・ピー・モルガン・セキュリティーズ・エルエルシー J.P. Morgan Securities LLC	other	110.6K	¥2,770	-48.2%	¥11M ($68K)
2023-05-18	SELL	Market Buy	ジェー・ピー・モルガン・セキュリティーズ・ピーエルシー J.P. Morgan Securities plc	other	218.5K	¥2,770	+48.2%	¥2.4B ($15.6M)
2023-05-18	BUY	Market Buy	JPモルガン証券株式会社 JPMorgan Securities Japan Co., Ltd.	other	32.9K	¥2,770	-48.2%	¥91M ($588K)
2023-05-18	BUY	Market Buy	JPモルガン・アセット・マネジメント株式会社 JPMorgan Asset Management (Japan) Limited	passive	933.1K	¥2,770	-48.2%	¥2.6B ($16.7M)
2023-05-02	BUY	Market Buy	ジェー・ピー・モルガン・セキュリティーズ・エルエルシー J.P. Morgan Securities LLC	other	105.4K	¥2,544	-43.6%	¥268M ($1.7M)
2023-05-02	BUY	Market Buy	ジェー・ピー・モルガン・セキュリティーズ・ピーエルシー J.P. Morgan Securities plc	other	1.1M	¥2,544	-43.6%	¥2.8B ($17.9M)
2023-05-02	BUY	Market Buy	JPモルガン・アセット・マネジメント株式会社 JPMorgan Asset Management (Japan) Limited	passive	933.1K	¥2,544	-43.6%	¥2.4B ($15.3M)
2023-04-19	SELL	Market Buy	ジェー・ピー・モルガン・セキュリティーズ・エルエルシー J.P. Morgan Securities LLC	other	155.4K	¥2,528	+43.2%	¥106M ($682K)
2023-04-19	SELL	Market Buy	ジェー・ピー・モルガン・セキュリティーズ・ピーエルシー J.P. Morgan Securities plc	other	241.0K	¥2,528	+43.2%	¥1.7B ($11.0M)
2023-04-19	BUY	Market Buy	JPモルガン証券株式会社 JPMorgan Securities Japan Co., Ltd.	other	9.7K	¥2,528	-43.2%	¥25M ($158K)
2023-04-19	BUY	Market Buy	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	2.3M	¥2,528	-43.2%	¥279M ($1.8M)
2023-04-19	BUY	Market Buy	ノムラセキュリテーズインターナショナル NOMURA SECURITIES INTERNATIONAL,Inc.	other	10.0K	¥2,528	-43.2%	¥2.9B ($18.6M)

Showing the 50 most recent of 143 filings.

Frequently asked questions

Who has been buying Oisix ra daichi Inc. stock?: 16 distinct investors have filed 68 disclosed large-shareholding filings in Oisix ra daichi Inc. (3182), most recently on 2026-04-08. 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 Oisix ra daichi Inc. have?: Oisix ra daichi Inc. has 68 buy-side and 46 sell-side disclosures on record, covering ¥19.4B ($125.3M) in total reported value, spanning 2021-05-06 to 2026-04-08.
Where does StockDrifts get Oisix ra daichi 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 Oisix ra daichi Inc.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.