Who has been buying GENDA Inc. stock?

11 distinct investors have filed 22 disclosed large-shareholding filings in GENDA Inc. (9166), most recently on 2026-04-22. 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 GENDA Inc. have?

GENDA Inc. has 22 buy-side and 39 sell-side disclosures on record, covering ¥25.6B ($165.2M) in total reported value, spanning 2023-08-03 to 2026-04-22.

Where does StockDrifts get GENDA 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.

GENDA Inc. 9166

Company

株式会社GENDAGENDA Inc.

Investors

Buys

Total Value

¥25.6B ($165.2M)

Avg Return

-17.49%

Last Filing

2026-04-22

GENDA Inc. (9166) has 22 disclosed large-shareholding filings and 39 disclosed disposals on record, filed by 11 distinct investors. Together those filings cover ¥25.6B ($165.2M) in reported transaction value. The earliest filing StockDrifts holds for GENDA Inc. is dated 2023-08-03; the most recent is 2026-04-22. 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 -17.49%, 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
2026-06-12	SELL	unknown	株式会社ミダスキャピタル Midas Capital Co.,Ltd.	strategic	53.6M	¥592	+3.4%	¥22M ($143K)
2026-06-02	SELL	unknown	株式会社ミダスキャピタル Midas Capital Co.,Ltd.	strategic	53.6M	¥622	+7.2%	¥5.1B ($33.2M)
2026-06-02	BUY	unknown	株式会社ミダスキャピタル Midas Capital Co.,Ltd.	strategic	53.6M	¥622	-7.2%	¥280M ($1.8M)
2026-05-28	BUY	unknown	株式会社スカースデール	strategic	2.0M	¥546	+5.7%	¥1.1B ($7.2M)
2026-05-28	BUY	unknown	片岡尚	strategic	23.6M	¥546	+5.7%	¥12.9B ($83.0M)
2026-05-28	BUY	unknown	株式会社スカースデール	strategic	2.0M	¥546	+5.7%	¥1.1B ($7.2M)
2026-05-28	BUY	unknown	片岡尚	strategic	23.6M	¥546	+5.7%	¥12.9B ($83.0M)
2026-05-22	SELL	Market Buy	キャピタル・インターナショナル・エス・エイ・アール・エル Capital International Sarl	passive	261.2K	¥488	-8.2%	¥110M ($710K)
2026-05-22	SELL	Market Buy	キャピタル・インターナショナル・インク Capital International, Inc.	passive	340.7K	¥488	-8.2%	¥293M ($1.9M)
2026-05-22	SELL	Market Buy	キャピタル・インターナショナル株式会社	passive	514.3K	¥488	-8.2%	¥238M ($1.5M)
2026-05-22	SELL	Market Buy	キャピタル・リサーチ・アンド・マネージメント・カンパニー Capital Research and Management Company	passive	4.3M	¥488	-8.2%	¥1.7B ($11.2M)
2026-05-15	SELL	unknown	株式会社スカースデール	strategic	2.0M	¥488	-27.5%	¥28M ($177K)
2026-05-15	SELL	unknown	片岡尚	strategic	23.6M	¥488	-27.5%	¥330M ($2.1M)
2026-04-22	SELL	Market Buy	キャピタル・インターナショナル・エス・エイ・アール・エル Capital International Sarl	passive	496.5K	¥606	+21.4%	¥80M ($514K)
2026-04-22	SELL	Market Buy	キャピタル・インターナショナル・インク Capital International, Inc.	passive	938.2K	¥606	+21.4%	¥262M ($1.7M)
2026-04-22	SELL	Market Buy	キャピタル・インターナショナル株式会社	passive	986.3K	¥606	+21.4%	¥364M ($2.3M)
2026-04-22	SELL	Market Buy	キャピタル・リサーチ・アンド・マネージメント・カンパニー Capital Research and Management Company	passive	7.9M	¥606	+21.4%	¥1.1B ($6.8M)
2026-03-06	BUY	Market Buy	キャピタル・インターナショナル・エス・エイ・アール・エル Capital International Sarl	passive	623.8K	¥656	+4.9%	¥389M ($2.5M)
2026-03-06	BUY	Market Buy	キャピタル・インターナショナル・インク(Capital International	passive	1.4M	¥656	+4.9%	¥859M ($5.5M)
2026-03-06	BUY	Market Buy	キャピタル・インターナショナル株式会社	passive	1.6M	¥656	+4.9%	¥1.0B ($6.5M)
2026-03-06	SELL	Market Buy	キャピタル・リサーチ・アンド・マネージメント・カンパニー Capital Research and Management Company	passive	9.6M	¥656	+4.9%	¥6.0B ($38.8M)
2026-01-09	BUY	Market Buy	キャピタル・インターナショナル・エス・エイ・アール・エル Capital International Sarl	passive	623.8K	¥756	-17.5%	¥389M ($2.5M)
2026-01-09	BUY	Market Buy	キャピタル・インターナショナル・インク(Capital International	passive	1.4M	¥756	-17.5%	¥859M ($5.5M)
2026-01-09	BUY	Market Buy	キャピタル・インターナショナル株式会社	passive	1.6M	¥756	-17.5%	¥1.0B ($6.5M)
2026-01-09	SELL	Market Buy	キャピタル・リサーチ・アンド・マネージメント・カンパニー Capital Research and Management Company	passive	13.6M	¥756	+17.5%	¥8.5B ($54.7M)
2025-12-24	BUY	unknown	ゼナーアセットマネジメントエルエルピー(Zennor Asset Management LLP) Zennor Asset Management LLP	activist	10.5M	¥673	-7.3%	¥7.0B ($45.4M)
2025-12-24	BUY	unknown	株式会社ミダスキャピタル Midas Capital Co.,Ltd.	strategic	53.6M	¥673	-7.3%	¥5.2B ($33.6M)
2025-12-24	SELL	unknown	株式会社ミダスキャピタル Midas Capital Co.,Ltd.	strategic	53.6M	¥673	+7.3%	¥4.8B ($30.7M)
2025-11-10	BUY	Market Buy	キャピタル・インターナショナル・エス・エイ・アール・エル Capital International Sarl	passive	588.7K	¥663	-5.9%	¥122M ($788K)
2025-11-10	BUY	Market Buy	キャピタル・インターナショナル・インク(Capital International Capital International, Inc.	passive	1.3M	¥663	-5.9%	¥232M ($1.5M)
2025-11-10	SELL	Market Buy	キャピタル・インターナショナル株式会社 Capital International Co., Ltd.	passive	1.5M	¥663	+5.9%	¥37M ($236K)
2025-11-10	SELL	Market Buy	キャピタル・リサーチ・アンド・マネージメント・カンパニー Capital Research and Management Company	passive	13.6M	¥663	+5.9%	¥73M ($473K)
2025-08-07	SELL	Market Buy	レオス・キャピタルワークス株式会社 RHEOS CAPITAL WORKS Inc.	passive	6.1M	¥948	+34.2%	¥3.1B ($20.3M)
2025-08-07	BUY	Market Buy	キャピタル・インターナショナル・エス・エイ・アール・エル Capital International Sarl	passive	410.9K	¥948	-34.2%	¥17M ($112K)
2025-08-07	BUY	Market Buy	キャピタル・インターナショナル・インク(Capital International Capital International, Inc.	passive	889.2K	¥948	-34.2%	¥69M ($447K)
2025-08-07	BUY	Market Buy	キャピタル・インターナショナル株式会社 Capital International Co., Ltd.	passive	1.5M	¥948	-34.2%	¥121M ($782K)
2025-08-07	BUY	Market Buy	キャピタル・リサーチ・アンド・マネージメント・カンパニー Capital Research and Management Company	passive	13.6M	¥948	-34.2%	¥12.9B ($83.1M)
2025-07-23	BUY	Market Buy	キャピタル・インターナショナル・エス・エイ・アール・エル Capital International Sarl	passive	378.8K	¥930	-32.9%	¥352M ($2.3M)
2025-07-23	BUY	Market Buy	キャピタル・インターナショナル・インク(Capital International Capital International, Inc.	passive	819.9K	¥930	-32.9%	¥763M ($4.9M)
2025-07-23	BUY	Market Buy	キャピタル・インターナショナル株式会社 Capital International Co., Ltd.	passive	1.4M	¥930	-32.9%	¥1.3B ($8.3M)
2025-07-23	BUY	Market Buy	キャピタル・リサーチ・アンド・マネージメント・カンパニー Capital Research and Management Company	passive	13.6M	¥930	-32.9%	¥442M ($2.8M)
2025-06-20	BUY	Market Buy	キャピタル・リサーチ・アンド・マネージメント・カンパニー(Capital Research and Management Company) Capital Research and Management Company	passive	11.9M	¥911	-31.5%	¥1.8B ($11.9M)
2025-06-20	BUY	Market Buy	キャピタル・リサーチ・アンド・マネージメント・カンパニー(Capital Research and Management Company) Capital Research and Management Company	passive	11.9M	¥911	-31.5%	¥1.8B ($11.9M)
2025-06-13	SELL	unknown	片岡尚 Nao Kataoka	strategic	23.6M	¥796	+21.6%	¥2.3B ($14.8M)
2025-06-13	SELL	unknown	株式会社スカースデール Scarsdale Co., Ltd.	strategic	2.0M	¥796	+21.6%	¥29M ($188K)
2025-06-02	SELL	unknown	申真衣 Shin Jineui	strategic	6.1M	¥920	+32.2%	¥689M ($4.4M)
2025-06-02	SELL	unknown	合同会社シンマイ Shinmai LLC	strategic	0	¥920	+32.2%	¥5.3B ($34.4M)
2025-05-21	BUY	unknown	株式会社ミダスキャピタル Midas Capital Co.,Ltd.	strategic	53.6M	¥954	-34.6%	¥51.1B ($329.9M)
2025-05-20	SELL	unknown	株式会社スカースデール Scarsdale Co., Ltd.	strategic	1.9M	¥973	+35.9%	¥47M ($306K)
2025-05-20	SELL	unknown	片岡尚 Nao Kataoka	strategic	23.6M	¥973	+35.9%	¥412M ($2.7M)

Showing the 50 most recent of 107 filings.

Frequently asked questions

Who has been buying GENDA Inc. stock?: 11 distinct investors have filed 22 disclosed large-shareholding filings in GENDA Inc. (9166), most recently on 2026-04-22. 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 GENDA Inc. have?: GENDA Inc. has 22 buy-side and 39 sell-side disclosures on record, covering ¥25.6B ($165.2M) in total reported value, spanning 2023-08-03 to 2026-04-22.
Where does StockDrifts get GENDA 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 GENDA Inc.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.