Who has been buying Japan Animal Referral Medical Center Co., Ltd. stock?

6 distinct investors have filed 20 disclosed large-shareholding filings in Japan Animal Referral Medical Center Co., Ltd. (6039), most recently on 2026-05-12. 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 Japan Animal Referral Medical Center Co., Ltd. have?

Japan Animal Referral Medical Center Co., Ltd. has 20 buy-side and 9 sell-side disclosures on record, covering ¥1.0B ($6.6M) in total reported value, spanning 2021-11-19 to 2026-05-12.

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.

Japan Animal Referral Medical Center Co., Ltd. 6039

Company

株式会社日本動物高度医療センターJapan Animal Referral Medical Center Co., Ltd.

Investors

Buys

Total Value

¥1.0B ($6.6M)

Avg Return

+270.51%

Last Filing

2026-05-12

Japan Animal Referral Medical Center Co., Ltd. (6039) has 20 disclosed large-shareholding filings and 9 disclosed disposals on record, filed by 6 distinct investors. Together those filings cover ¥1.0B ($6.6M) in reported transaction value. The earliest filing StockDrifts holds for Japan Animal Referral Medical Center Co., Ltd. is dated 2021-11-19; the most recent is 2026-05-12. Across these filings the average return since disclosure is +270.51%, 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
2026-05-12	BUY	unknown	みずほ信託銀行株式会社	other	699.2K	¥1,336	-	-
2026-05-12	SELL	unknown	アセットマネジメントOne株式会社	other	86.9K	¥1,336	+23.6%	¥435M ($2.8M)
2026-04-17	SELL	Market Buy	ピルグリム・パートナーズ・アジア・ピーティーイー・エルティーディー(Pilgrim Partners Asia (Pte.) Ltd.) Pilgrim Partners Asia (Pte.) Ltd.	activist	985.1K	¥1,575	+35.2%	¥236M ($1.5M)
2026-01-30	SELL	Market Buy	ピルグリム・パートナーズ・アジア・ピーティーイー・エルティーディー(Pilgrim Partners Asia (Pte.) Ltd.) Pilgrim Partners Asia (Pte.) Ltd.	activist	1.1M	¥1,248	+18.3%	¥223M ($1.4M)
2026-01-22	BUY	Market Buy	みずほ信託銀行株式会社	other	699.5K	¥1,300	-	-
2026-01-22	BUY	Market Buy	アセットマネジメントOne株式会社	other	411.1K	¥1,300	-21.5%	¥191M ($1.2M)
2025-12-26	SELL	Market Buy	ピルグリム・パートナーズ・アジア・ピーティーイー・エルティーディー(Pilgrim Partners Asia (Pte.) Ltd.) Pilgrim Partners Asia (Pte.) Ltd.	activist	1.3M	¥1,197	+14.8%	¥196M ($1.3M)
2025-12-05	BUY	Market Buy	みずほ信託銀行株式会社	other	139.9K	¥1,110	-	-
2025-12-05	BUY	Market Buy	アセットマネジメントOne株式会社	other	53.1K	¥1,110	-8.1%	¥41M ($262K)
2025-12-01	SELL	Market Buy	ピルグリム・パートナーズ・アジア・ピーティーイー・エルティーディー(Pilgrim Partners Asia (Pte.) Ltd.) Pilgrim Partners Asia (Pte.) Ltd.	activist	295.5K	¥1,140	+10.5%	¥49M ($313K)
2025-11-21	SELL	Market Buy	ピルグリム・パートナーズ・アジア・ピーティーイー・エルティーディー(Pilgrim Partners Asia (Pte.) Ltd.) Pilgrim Partners Asia (Pte.) Ltd.	activist	338.3K	¥1,178	+13.4%	¥54M ($348K)
2025-10-07	BUY	unknown	みずほ信託銀行株式会社 Mizuho Trust & Banking Co., Ltd.	other	139.9K	¥914	+11.6%	¥128M ($825K)
2025-10-07	BUY	unknown	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	16.3K	¥914	+11.6%	¥15M ($96K)
2025-10-01	SELL	Market Buy	ピルグリム・パートナーズ・アジア・ピーティーイー・エルティーディー(Pilgrim Partners Asia (Pte.) Ltd.) Pilgrim Partners Asia (Pte.) Ltd.	activist	383.9K	¥937	-8.9%	¥34M ($217K)
2024-10-07	BUY	Market Buy	ピルグリム・パートナーズ・アジア・ピーティーイー・エルティーディー(Pilgrim Partners Asia (Pte.) Ltd.) Pilgrim Partners Asia (Pte.) Ltd.	activist	419.9K	¥400	+155.0%	¥12M ($77K)
2024-03-07	BUY	Market Buy	ピルグリム・パートナーズ・アジア・ピーティーイー・エルティーディー(Pilgrim Partners Asia (Pte.) Ltd.) Pilgrim Partners Asia (Pte.) Ltd.	activist	384.4K	¥362.4	+181.5%	¥21M ($133K)
2024-02-07	BUY	Market Buy	ピルグリム・パートナーズ・アジア・ピーティーイー・エルティーディー(Pilgrim Partners Asia (Pte.) Ltd.) Pilgrim Partners Asia (Pte.) Ltd.	activist	327.4K	¥351.4	+190.3%	¥10M ($65K)
2023-12-08	BUY	Market Buy	ピルグリム・パートナーズ・アジア・ピーティーイー・エルティーディー(Pilgrim Partners Asia (Pte.) Ltd.) Pilgrim Partners Asia (Pte.) Ltd.	activist	298.7K	¥343	+197.4%	¥10M ($63K)
2023-10-12	BUY	Market Buy	ピルグリム・パートナーズ・アジア・ピーティーイー・エルティーディー(Pilgrim Partners Asia (Pte.) Ltd.) Pilgrim Partners Asia (Pte.) Ltd.	activist	270.4K	¥363.2	+180.8%	¥10M ($66K)
2023-05-19	BUY	Market Buy	ピルグリム・パートナーズ・アジア・ピーティーイー・エルティーディー(Pilgrim Partners Asia (Pte.) Ltd.) Pilgrim Partners Asia (Pte.) Ltd.	activist	242.0K	¥355	+187.3%	¥12M ($76K)
2022-12-28	BUY	unknown	きらぼしキャピタル株式会社 Kiraboshi Capital Co., Ltd.	other	320.0K	¥374.6	+172.3%	¥120M ($773K)
2022-03-11	BUY	Market Buy	ピルグリム・パートナーズ・アジア・ピーティーイー・エルティーディー(Pilgrim Partners Asia (Pte.) Ltd.) Pilgrim Partners Asia (Pte.) Ltd.	activist	179.3K	¥355.6	+186.8%	¥9M ($61K)
2022-01-11	BUY	Market Buy	野村證券株式会社 Nomura Securities Co.,Ltd.	other	8.0K	¥357.6	+185.2%	¥3M ($19K)
2022-01-11	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	2.4K	¥357.6	+185.2%	¥326K ($2K)
2021-12-27	BUY	Market Buy	ピルグリム・パートナーズ・アジア・ピーティーイー・エルティーディー(Pilgrim Partners Asia (Pte.) Ltd.) Pilgrim Partners Asia (Pte.) Ltd.	activist	152.7K	¥349.4	+191.9%	¥10M ($66K)
2021-12-21	SELL	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	50	¥347.4	-193.6%	¥27M ($174K)
2021-12-21	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	152.6K	¥347.4	+193.6%	¥34M ($220K)
2021-12-07	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	54.6K	¥349.2	+192.1%	¥851K ($5K)
2021-12-07	SELL	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	77.8K	¥349.2	-192.1%	¥340K ($2K)
2021-12-06	BUY	Market Buy	ピルグリム・パートナーズ・アジア・ピーティーイー・エルティーディー(Pilgrim Partners Asia (Pte.) Ltd.) Pilgrim Partners Asia (Pte.) Ltd.	activist	123.4K	¥342.4	+197.9%	¥42M ($273K)
2021-11-19	BUY	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	78.7K	¥360.8	+182.7%	¥28M ($183K)
2021-11-19	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	52.2K	¥360.8	+182.7%	¥19M ($121K)

Frequently asked questions

Who has been buying Japan Animal Referral Medical Center Co., Ltd. stock?: 6 distinct investors have filed 20 disclosed large-shareholding filings in Japan Animal Referral Medical Center Co., Ltd. (6039), most recently on 2026-05-12. 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 Japan Animal Referral Medical Center Co., Ltd. have?: Japan Animal Referral Medical Center Co., Ltd. has 20 buy-side and 9 sell-side disclosures on record, covering ¥1.0B ($6.6M) in total reported value, spanning 2021-11-19 to 2026-05-12.
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.