Who has been buying GENOVA, Inc. stock?

6 distinct investors have filed 12 disclosed large-shareholding filings in GENOVA, Inc. (9341), most recently on 2026-04-01. 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 GENOVA, Inc. have?

GENOVA, Inc. has 12 buy-side and 32 sell-side disclosures on record, covering ¥28.2B ($181.7M) in total reported value, spanning 2022-12-27 to 2026-04-01.

Where does StockDrifts get GENOVA, 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.

GENOVA, Inc. 9341

Company

株式会社GENOVAGENOVA, Inc.

Investors

Buys

Total Value

¥28.2B ($181.7M)

Avg Return

-53.46%

Last Filing

2026-04-01

GENOVA, Inc. (9341) has 12 disclosed large-shareholding filings and 32 disclosed disposals on record, filed by 6 distinct investors. Together those filings cover ¥28.2B ($181.7M) in reported transaction value. The earliest filing StockDrifts holds for GENOVA, Inc. is dated 2022-12-27; the most recent is 2026-04-01. 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 -53.46%, 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
2026-06-19	BUY	Market Buy	株式会社平瀬商店	activist	6.9M	¥589	+4.1%	¥2.2B ($14.3M)
2026-06-19	SELL	unknown	平瀬智樹	activist	0	¥589	-4.1%	¥2.2B ($14.3M)
2026-06-19	BUY	Market Buy	株式会社平瀬商店	activist	6.9M	¥589	+4.1%	¥2.2B ($14.3M)
2026-06-19	SELL	unknown	平瀬智樹	activist	0	¥589	-4.1%	¥2.2B ($14.3M)
2026-06-18	SELL	unknown	平瀬智樹	activist	3.8M	¥584	-5.0%	¥1.1B ($6.9M)
2026-06-18	BUY	Market Buy	株式会社平瀬商店	activist	3.2M	¥584	+5.0%	¥1.1B ($6.9M)
2026-06-18	BUY	Market Buy	株式会社平瀬商店	activist	3.2M	¥584	+5.0%	¥1.1B ($6.9M)
2026-06-18	SELL	unknown	平瀬智樹	activist	3.8M	¥584	-5.0%	¥1.1B ($6.9M)
2026-04-01	BUY	Market Buy	株式会社EPARK EPARK , INC.	passive	1.1M	¥566	-2.1%	¥102M ($658K)
2026-01-09	BUY	Market Buy	株式会社EPARK EPARK , INC.	passive	895.9K	¥610	-6.6%	¥546M ($3.5M)
2025-10-14	SELL	unknown	株式会社平瀨商店 Hirase Shoten Co., Ltd.	activist	1.3M	¥613	+7.0%	¥1M ($7K)
2025-10-14	SELL	unknown	平瀨智樹 TOMOKI HIRASE	activist	5.6M	¥613	+7.0%	¥3M ($21K)
2025-10-10	BUY	unknown	株式会社平瀨商店 Hirase Shoten Co., Ltd.	activist	1.3M	¥625	-8.8%	¥833M ($5.4M)
2025-10-10	SELL	unknown	平瀨智樹 TOMOKI HIRASE	activist	5.6M	¥625	+8.8%	¥2M ($14K)
2025-01-10	SELL	unknown	みずほ証券株式会社 Mizuho Securities Co., Ltd.	other	71.2K	¥1,353	+57.9%	¥650M ($4.2M)
2025-01-10	BUY	unknown	アセットマネジメントOneインターナショナル Asset Management One International Ltd.	other	24.6K	¥1,353	-57.9%	¥33M ($215K)
2025-01-10	BUY	unknown	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	671.5K	¥1,353	-57.9%	¥909M ($5.9M)
2025-01-09	BUY	unknown	株式会社平瀨商店 Hirase Shoten Co., Ltd.	activist	1.3M	¥1,378	-58.6%	¥1.8B ($11.9M)
2025-01-09	BUY	unknown	平瀨智樹 TOMOKI HIRASE	activist	5.6M	¥1,378	-58.6%	¥7.7B ($49.8M)
2024-12-20	BUY	unknown	アセットマネジメントOneインターナショナル Asset Management One International Ltd.	other	24.6K	¥1,265	-54.9%	¥31M ($201K)
2024-12-20	SELL	unknown	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	670.8K	¥1,265	+54.9%	¥5M ($29K)
2024-12-20	SELL	unknown	みずほ証券株式会社 Mizuho Securities Co., Ltd.	other	551.9K	¥1,265	+54.9%	¥59M ($378K)
2024-12-06	BUY	unknown	アセットマネジメントOneインターナショナル Asset Management One International Ltd.	other	24.6K	¥1,359	-58.1%	¥33M ($216K)
2024-12-06	BUY	unknown	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	674.0K	¥1,359	-58.1%	¥916M ($5.9M)
2024-12-06	BUY	unknown	みずほ証券株式会社 Mizuho Securities Co., Ltd.	other	598.5K	¥1,359	-58.1%	¥813M ($5.2M)
2024-12-03	BUY	unknown	株式会社平瀨商店 Hirase Shoten Co., Ltd.	activist	1.3M	¥1,417	-59.8%	¥1.9B ($12.2M)
2024-12-03	BUY	unknown	株式会社平瀨商店 Hirase Shoten Co., Ltd.	activist	1.3M	¥1,417	-59.8%	¥1.9B ($12.2M)
2024-12-03	SELL	unknown	平瀨智樹 TOMOKI HIRASE	activist	5.6M	¥1,417	+59.8%	¥2.4B ($15.5M)
2024-12-03	SELL	unknown	平瀨智樹 TOMOKI HIRASE	activist	5.6M	¥1,417	+59.8%	¥2.4B ($15.5M)
2024-04-23	BUY	unknown	株式会社平瀨商店 Hirase Shoten Co., Ltd.	activist	1.3M	¥1,283	-55.6%	¥1.7B ($11.0M)
2024-04-23	BUY	unknown	平瀨智樹 TOMOKI HIRASE	activist	7.3M	¥1,283	-55.6%	¥9.4B ($60.4M)
2024-03-25	BUY	unknown	株式会社平瀨商店 Hirase Shoten Co., Ltd.	activist	1.3M	¥1,378	-58.6%	¥1.8B ($11.9M)
2024-03-25	SELL	unknown	平瀨智樹 TOMOKI HIRASE	activist	7.3M	¥1,378	+58.6%	¥2M ($16K)
2024-02-19	BUY	unknown	株式会社平瀨商店 Hirase Shoten Co., Ltd.	activist	1.3M	¥1,420	-59.9%	¥1.9B ($12.2M)
2024-02-19	BUY	unknown	平瀨智樹 TOMOKI HIRASE	activist	7.3M	¥1,420	-59.9%	¥10.4B ($66.9M)
2024-02-13	SELL	unknown	株式会社平瀨商店 Hirase Shoten Co., Ltd.	activist	1.3M	¥1,465	+61.1%	¥3M ($17K)
2024-02-13	SELL	unknown	平瀨智樹 TOMOKI HIRASE	activist	7.3M	¥1,465	+61.1%	¥3M ($17K)
2024-01-10	SELL	unknown	株式会社平瀨商店 Hirase Shoten Co., Ltd.	activist	1.3M	¥1,589	+64.1%	¥6M ($36K)
2024-01-10	SELL	unknown	平瀨智樹 TOMOKI HIRASE	activist	7.3M	¥1,589	+64.1%	¥31M ($201K)
2023-09-15	BUY	unknown	株式会社平瀨商店 Hirase Shoten Co., Ltd.	activist	1.3M	¥1,439	-60.4%	¥1.9B ($12.4M)
2023-09-15	BUY	unknown	株式会社平瀨商店 Hirase Shoten Co., Ltd.	activist	1.3M	¥1,439	-60.4%	¥1.9B ($12.4M)
2023-09-15	BUY	unknown	平瀨智樹 TOMOKI HIRASE	activist	7.3M	¥1,439	-60.4%	¥248M ($1.6M)
2023-09-15	SELL	unknown	平瀨智樹 TOMOKI HIRASE	activist	7.3M	¥1,439	+60.4%	¥3M ($16K)
2023-09-11	SELL	unknown	平瀨智樹 TOMOKI HIRASE	activist	7.3M	¥1,452	+60.7%	¥252M ($1.6M)
2023-09-11	SELL	unknown	株式会社平瀨商店 Hirase Shoten Co., Ltd.	activist	1.3M	¥1,452	+60.7%	¥46M ($299K)
2023-09-11	SELL	unknown	株式会社平瀨商店 Hirase Shoten Co., Ltd.	activist	1.3M	¥1,452	+60.7%	¥46M ($299K)
2023-09-11	SELL	unknown	平瀨智樹 TOMOKI HIRASE	activist	7.1M	¥1,452	+60.7%	¥505M ($3.3M)
2023-09-05	SELL	unknown	株式会社平瀨商店 Hirase Shoten Co., Ltd.	activist	1.3M	¥1,570	+63.7%	¥50M ($323K)
2023-09-05	SELL	unknown	平瀨智樹 TOMOKI HIRASE	activist	7.1M	¥1,570	+63.7%	¥546M ($3.5M)
2023-08-09	SELL	unknown	株式会社平瀨商店 Hirase Shoten Co., Ltd.	activist	1.3M	¥1,753	+67.5%	¥56M ($361K)

Showing the 50 most recent of 67 filings.

Frequently asked questions

Who has been buying GENOVA, Inc. stock?: 6 distinct investors have filed 12 disclosed large-shareholding filings in GENOVA, Inc. (9341), most recently on 2026-04-01. 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 GENOVA, Inc. have?: GENOVA, Inc. has 12 buy-side and 32 sell-side disclosures on record, covering ¥28.2B ($181.7M) in total reported value, spanning 2022-12-27 to 2026-04-01.
Where does StockDrifts get GENOVA, 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 GENOVA, Inc.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.