Who has been buying Hogy Medical Co.,Ltd. stock?

18 distinct investors have filed 91 disclosed large-shareholding filings in Hogy Medical Co.,Ltd. (3593), most recently on 2026-03-19. 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 Hogy Medical Co.,Ltd. have?

Hogy Medical Co.,Ltd. has 91 buy-side and 31 sell-side disclosures on record, covering ¥193.4B ($1.2B) in total reported value, spanning 2021-10-21 to 2026-03-19.

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.

Hogy Medical Co.,Ltd. 3593

Company

株式会社ホギメディカルHogy Medical Co.,Ltd.

Investors

Buys

Total Value

¥193.4B ($1.2B)

Avg Return

+67.81%

Last Filing

2026-03-19

Hogy Medical Co.,Ltd. (3593) has 91 disclosed large-shareholding filings and 31 disclosed disposals on record, filed by 18 distinct investors. Together those filings cover ¥193.4B ($1.2B) in reported transaction value. The earliest filing StockDrifts holds for Hogy Medical Co.,Ltd. is dated 2021-10-21; the most recent is 2026-03-19. Across these filings the average return since disclosure is +67.81%, 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
2026-05-21	BUY	Market Buy	クレディアンドスリエルエコメルシアル(CREDIT INDUSTRIEL ET COMMERCIAL) CREDIT INDUSTRIEL ET COMMERCIAL	passive	1.2M	¥6,660	+0.0%	¥7.8B ($50.4M)
2026-03-19	BUY	unknown	野村證券株式会社	other	6.0K	¥6,650	-	¥40M ($256K)
2026-03-19	SELL	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	114.6K	¥6,650	-0.1%	¥9.6B ($62.0M)
2026-03-19	SELL	unknown	野村アセットマネジメント株式会社	other	569.8K	¥6,650	-0.1%	¥764M ($4.9M)
2026-03-09	SELL	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	0	¥6,680	+0.3%	¥15.1B ($97.2M)
2026-03-09	SELL	unknown	エヌエーブイエフ・セレクト・エルエルシー NAVF Select LLC	activist	0	¥6,680	+0.3%	¥4.0B ($25.5M)
2026-03-09	SELL	unknown	ニッポン・アクティブ・バリュー・ファンド NIPPON ACTIVE VALUE FUND PLC	activist	0	¥6,680	+0.3%	¥12.9B ($83.3M)
2026-03-09	SELL	unknown	ダルトン・インベストメンツ・インク(Dalton Investments	activist	0	¥6,680	+0.3%	¥22.8B ($147.3M)
2026-03-04	BUY	unknown	TCG2509株式会社 TCG2509 Co., Ltd.	activist	18.9M	¥6,750	-	-
2026-03-03	BUY	acquisition	TCG2509株式会社 TCG2509 Co., Ltd.	activist	18.9M	¥6,660	+0.0%	¥125.8B ($811.8M)
2026-02-26	SELL	unknown	野村證券株式会社	other	18.7K	¥6,690	+0.5%	¥965M ($6.2M)
2026-02-26	SELL	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	1.6M	¥6,690	+0.5%	¥543M ($3.5M)
2026-02-26	BUY	unknown	野村アセットマネジメント株式会社	other	684.5K	¥6,690	-0.5%	¥286M ($1.8M)
2026-02-10	BUY	Market Buy	野村證券株式会社	other	162.5K	¥6,690	-0.5%	¥121M ($778K)
2026-02-10	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	1.6M	¥6,690	-0.5%	¥1.6B ($10.6M)
2026-02-10	SELL	Market Buy	野村アセットマネジメント株式会社	other	641.4K	¥6,690	+0.5%	¥271M ($1.8M)
2026-01-21	SELL	unknown	野村アセットマネジメント株式会社	other	683.9K	¥6,690	+0.5%	¥15M ($97K)
2026-01-21	BUY	unknown	野村證券株式会社	other	144.3K	¥6,690	-	-
2026-01-21	SELL	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	1.4M	¥6,690	+0.5%	¥1.6B ($10.1M)
2026-01-20	SELL	Market Buy	野村證券株式会社	other	143.8K	¥6,690	+0.5%	¥15M ($97K)
2026-01-20	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	1.6M	¥6,690	-0.5%	¥2.4B ($15.5M)
2026-01-20	BUY	Market Buy	野村アセットマネジメント株式会社	other	684.5K	¥6,690	-	-
2026-01-09	BUY	Market Buy	野村アセットマネジメント株式会社	other	685.7K	¥6,690	-0.5%	¥15M ($97K)
2026-01-09	BUY	Market Buy	野村證券株式会社	other	146.0K	¥6,690	-0.5%	¥709M ($4.6M)
2026-01-09	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	1.3M	¥6,690	-0.5%	¥2.4B ($15.2M)
2026-01-08	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	2.3M	¥6,690	-0.5%	¥121M ($778K)
2025-12-24	BUY	unknown	ニッポン・アクティブ・バリュー・ファンド NIPPON ACTIVE VALUE FUND PLC	activist	1.9M	¥6,680	-	-
2025-12-24	BUY	unknown	エヌエーブイエフ・セレクト・エルエルシー NAVF Select LLC	activist	592.9K	¥6,680	-	-
2025-12-24	BUY	unknown	ダルトン・インベストメンツ・インク(Dalton Investments	activist	3.4M	¥6,680	-	-
2025-11-20	BUY	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	41.5K	¥5,760	+15.6%	¥239M ($1.5M)
2025-11-20	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	919.3K	¥5,760	+15.6%	¥5.3B ($34.2M)
2025-11-20	BUY	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	682.8K	¥5,760	+15.6%	¥3.9B ($25.4M)
2025-08-05	SELL	unknown	グッドハートパートナーズエルエルピー(Goodhart Partners LLP) Goodhart Partners LLP	other	1.1M	¥4,970	-34.0%	¥4.8B ($31.2M)
2025-06-27	BUY	unknown	ニッポン・アクティブ・バリュー・ファンド NIPPON ACTIVE VALUE FUND PLC	activist	1.9M	¥4,070	-	-
2025-06-27	BUY	unknown	エヌエーブイエフ・セレクト・エルエルシー NAVF Select LLC	activist	592.9K	¥4,070	-	-
2025-06-27	BUY	unknown	ダルトン・インベストメンツ・インク(Dalton Investments Dalton Investments, Inc.	activist	3.4M	¥4,070	-	-
2025-06-05	BUY	Market Buy	ニッポン・アクティブ・バリュー・ファンド NIPPON ACTIVE VALUE FUND PLC	activist	1.9M	¥3,740	+78.1%	¥135M ($870K)
2025-06-05	BUY	Market Buy	エヌエーブイエフ・セレクト・エルエルシー NAVF Select LLC	activist	592.9K	¥3,740	+78.1%	¥34M ($218K)
2025-06-05	BUY	Market Buy	ダルトン・インベストメンツ・インク(Dalton Investments Dalton Investments, Inc.	activist	3.4M	¥3,740	+78.1%	¥93M ($598K)
2025-04-08	BUY	Market Buy	エヌエーブイエフ・セレクト・エルエルシー NAVF Select LLC	activist	582.9K	¥4,200	+58.6%	¥57M ($366K)
2025-04-08	BUY	Market Buy	ニッポン・アクティブ・バリュー・ファンド NIPPON ACTIVE VALUE FUND PLC	activist	1.9M	¥4,200	+58.6%	¥199M ($1.3M)
2025-04-08	BUY	Market Buy	ダルトン・インベストメンツ・インク(Dalton Investments Dalton Investments, Inc.	activist	3.4M	¥4,200	+58.6%	¥729M ($4.7M)
2025-03-12	SELL	unknown	グッドハートパートナーズエルエルピー(Goodhart Partners LLP) Goodhart Partners LLP	other	2.0M	¥4,915	-35.5%	¥2.2B ($14.1M)
2025-02-07	BUY	Market Buy	ニッポン・アクティブ・バリュー・ファンド NIPPON ACTIVE VALUE FUND PLC	activist	1.8M	¥4,800	+38.8%	¥617M ($4.0M)
2025-02-07	BUY	Market Buy	エヌエーブイエフ・セレクト・エルエルシー NAVF Select LLC	activist	570.0K	¥4,800	+38.8%	¥119M ($768K)
2025-02-07	BUY	Market Buy	ダルトン・インベストメンツ・インク(Dalton Investments Dalton Investments, Inc.	activist	3.2M	¥4,800	+38.8%	¥379M ($2.4M)
2025-01-16	BUY	Market Buy	ニッポン・アクティブ・バリュー・ファンド NIPPON ACTIVE VALUE FUND PLC	activist	1.7M	¥4,800	+38.8%	¥660M ($4.3M)
2025-01-16	BUY	Market Buy	エヌエーブイエフ・セレクト・エルエルシー NAVF Select LLC	activist	544.5K	¥4,800	+38.8%	¥141M ($907K)
2025-01-16	BUY	Market Buy	ダルトン・インベストメンツ・インク(Dalton Investments Dalton Investments, Inc.	activist	3.1M	¥4,800	+38.8%	¥314M ($2.0M)
2025-01-10	BUY	Market Buy	エヌエーブイエフ・セレクト・エルエルシー NAVF Select LLC	activist	516.7K	¥4,820	+38.2%	¥76M ($491K)

Showing the 50 most recent of 147 filings.

Frequently asked questions

Who has been buying Hogy Medical Co.,Ltd. stock?: 18 distinct investors have filed 91 disclosed large-shareholding filings in Hogy Medical Co.,Ltd. (3593), most recently on 2026-03-19. 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 Hogy Medical Co.,Ltd. have?: Hogy Medical Co.,Ltd. has 91 buy-side and 31 sell-side disclosures on record, covering ¥193.4B ($1.2B) in total reported value, spanning 2021-10-21 to 2026-03-19.
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.