Who has been buying Green Earth Institute Co., Ltd. stock?

6 distinct investors have filed 13 disclosed large-shareholding filings in Green Earth Institute Co., Ltd. (9212), most recently on 2026-04-21. 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 Green Earth Institute Co., Ltd. have?

Green Earth Institute Co., Ltd. has 13 buy-side and 6 sell-side disclosures on record, covering ¥5.7B ($36.9M) in total reported value, spanning 2021-12-27 to 2026-04-21.

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.

Green Earth Institute Co., Ltd. 9212

Company

Green Earth Institute株式会社Green Earth Institute Co., Ltd.

Investors

Buys

Total Value

¥5.7B ($36.9M)

Avg Return

-45.07%

Last Filing

2026-04-21

Green Earth Institute Co., Ltd. (9212) has 13 disclosed large-shareholding filings and 6 disclosed disposals on record, filed by 6 distinct investors. Together those filings cover ¥5.7B ($36.9M) in reported transaction value. The earliest filing StockDrifts holds for Green Earth Institute Co., Ltd. is dated 2021-12-27; the most recent is 2026-04-21. Across these filings the average return since disclosure is -45.07%, 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
2026-09-04	SELL	unknown	大和アセットマネジメント株式会社 Daiwa Asset Management Co.Ltd.	other	926.0K	¥264	-6.8%	¥32M ($209K)
2026-06-22	SELL	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	87.3K	¥269	-4.8%	¥147M ($946K)
2026-04-21	BUY	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	632.1K	¥397	-29.0%	¥251M ($1.6M)
2026-04-08	SELL	unknown	大和アセットマネジメント株式会社 Daiwa Asset Management Co.Ltd.	other	1.0M	¥394	+28.4%	¥47M ($303K)
2026-04-06	SELL	unknown	株式会社SBI証券	other	75.3K	¥412	+31.6%	¥234M ($1.5M)
2025-07-22	BUY	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	639.6K	¥395	-28.6%	¥253M ($1.6M)
2024-06-25	BUY	Market Buy	大和アセットマネジメント株式会社 Daiwa Asset Management Co.Ltd.	other	1.2M	¥557	-49.4%	¥63M ($409K)
2023-11-16	SELL	unknown	公益財団法人地球環境産業技術研究機構 Research Institute of Innovative Technology for the Earth	strategic	900.0K	¥757	+62.8%	¥846M ($5.5M)
2023-11-16	BUY	negotiated	住友林業株式会社 Sumitomo Forestry Co.,Ltd.	strategic	900.0K	¥757	-62.8%	¥681M ($4.4M)
2023-02-21	BUY	Market Buy	大和アセットマネジメント株式会社 Daiwa Asset Management Co.Ltd.	other	1.0M	¥669	-57.9%	¥161M ($1.0M)
2023-02-06	BUY	Market Buy	大和アセットマネジメント株式会社 Daiwa Asset Management Co.Ltd.	other	801.0K	¥706	-60.1%	¥92M ($593K)
2022-12-07	BUY	unknown	フィデリティ投信株式会社 FIL Investments (Japan) Limited	other	103.8K	¥468	-39.7%	¥46M ($295K)
2022-12-06	SELL	unknown	大和アセットマネジメント株式会社 Daiwa Asset Management Co.Ltd.	other	670.3K	¥471	+40.1%	¥72M ($464K)
2022-11-21	BUY	unknown	大和アセットマネジメント株式会社 Daiwa Asset Management Co.Ltd.	other	817.1K	¥513	-45.0%	¥415M ($2.7M)
2022-11-21	SELL	unknown	大和企業投資株式会社 Daiwa Corporate Investment Co., Ltd.	passive	0	¥513	+45.0%	¥45M ($291K)
2022-06-06	BUY	Market Buy	大和アセットマネジメント株式会社 Daiwa Asset Management Co.Ltd.	other	860.5K	¥874	-67.7%	¥276M ($1.8M)
2022-06-06	SELL	Market Buy	大和企業投資株式会社 Daiwa Corporate Investment Co., Ltd.	passive	87.8K	¥874	+67.7%	¥19M ($119K)
2022-01-20	BUY	unknown	大和アセットマネジメント株式会社 Daiwa Asset Management Co.Ltd.	other	492.0K	¥1,500	-81.2%	¥738M ($4.8M)
2022-01-20	BUY	unknown	大和企業投資株式会社 Daiwa Corporate Investment Co., Ltd.	passive	98.8K	¥1,500	-81.2%	¥148M ($956K)
2022-01-11	BUY	unknown	フィデリティ投信株式会社 FIL Investments (Japan) Limited	other	514.3K	¥1,381	-79.6%	¥710M ($4.6M)
2021-12-27	BUY	unknown	公益財団法人地球環境産業技術研究機構 Research Institute of Innovative Technology for the Earth	strategic	1.8M	¥1,735	-83.8%	¥3.1B ($20.1M)

Frequently asked questions

Who has been buying Green Earth Institute Co., Ltd. stock?: 6 distinct investors have filed 13 disclosed large-shareholding filings in Green Earth Institute Co., Ltd. (9212), most recently on 2026-04-21. 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 Green Earth Institute Co., Ltd. have?: Green Earth Institute Co., Ltd. has 13 buy-side and 6 sell-side disclosures on record, covering ¥5.7B ($36.9M) in total reported value, spanning 2021-12-27 to 2026-04-21.
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.