Who has been buying GNI Group Ltd. stock?

3 distinct investors have filed 2 disclosed large-shareholding filings in GNI Group Ltd. (2160), most recently on 2025-07-31. 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 GNI Group Ltd. have?

GNI Group Ltd. has 2 buy-side and 3 sell-side disclosures on record, covering ¥6.1B ($39.4M) in total reported value, spanning 2021-04-23 to 2025-07-31.

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.

GNI Group Ltd. 2160

Company

株式会社ジーエヌアイグループGNI Group Ltd.

Investors

Buys

Total Value

¥6.1B ($39.4M)

Avg Return

+43.84%

Last Filing

2025-07-31

GNI Group Ltd. (2160) has 2 disclosed large-shareholding filings and 3 disclosed disposals on record, filed by 3 distinct investors. Together those filings cover ¥6.1B ($39.4M) in reported transaction value. The earliest filing StockDrifts holds for GNI Group Ltd. is dated 2021-04-23; the most recent is 2025-07-31. Across these filings the average return since disclosure is +43.84%, 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
2026-07-06	BUY	Market Buy	ビーシーピーアジアエーワイエムホールディング (ケイマン) エルピー(BCP Asia AYM Holding (Cayman) L.P.) BCP Asia AYM Holding (Cayman) L.P.	passive	7.0M	¥2,885	+12.5%	¥20.1B ($130.0M)
2025-07-31	BUY	Market Buy	イン・ルオ(Ying Luo) Ying Luo	other	4.1M	¥2,802	+15.8%	¥1.1B ($7.0M)
2023-11-28	SELL	Market Buy	ハイツ・キャピタル・マネジメント・インク(Heights Capital Management, Inc.) Heights Capital Management, Inc.	passive	2.2M	¥3,100	-4.7%	¥5.7B ($36.5M)
2023-09-07	SELL	unknown	フィデリティ投信株式会社 FIL Investments (Japan) Limited	other	1.9M	¥2,109	-53.9%	¥1.1B ($7.2M)
2023-08-22	BUY	unknown	フィデリティ投信株式会社 FIL Investments (Japan) Limited	other	2.4M	¥2,086	+55.6%	¥5.0B ($32.4M)
2021-04-23	BUY	subscription	ハイツ・キャピタル・マネジメント・インク(Heights Capital Management, Inc.) Heights Capital Management, Inc.	passive	4.2M	¥2,023	-	¥2.6B ($16.7M)
2021-04-23	SELL	subscription	ハイツ・キャピタル・マネジメント・インク(Heights Capital Management, Inc.) Heights Capital Management, Inc.	passive	4.2M	¥2,023	-60.4%	¥2.6B ($16.7M)
2021-04-23	BUY	subscription	ハイツ・キャピタル・マネジメント・インク(Heights Capital Management, Inc.) Heights Capital Management, Inc.	passive	4.2M	¥2,023	-	¥2.6B ($16.7M)

Frequently asked questions

Who has been buying GNI Group Ltd. stock?: 3 distinct investors have filed 2 disclosed large-shareholding filings in GNI Group Ltd. (2160), most recently on 2025-07-31. 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 GNI Group Ltd. have?: GNI Group Ltd. has 2 buy-side and 3 sell-side disclosures on record, covering ¥6.1B ($39.4M) in total reported value, spanning 2021-04-23 to 2025-07-31.
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.