Who has been buying Smartvalue Co., Ltd. stock?

9 distinct investors have filed 24 disclosed large-shareholding filings in Smartvalue Co., Ltd. (9417), most recently on 2025-10-03. 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 Smartvalue Co., Ltd. have?

Smartvalue Co., Ltd. has 24 buy-side and 40 sell-side disclosures on record, covering ¥2.0B ($12.7M) in total reported value, spanning 2021-04-22 to 2025-10-03.

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.

Smartvalue Co., Ltd. 9417

Company

株式会社スマートバリューSmartvalue Co., Ltd.

Investors

Buys

Total Value

¥2.0B ($12.7M)

Avg Return

-40.24%

Last Filing

2025-10-03

Smartvalue Co., Ltd. (9417) has 24 disclosed large-shareholding filings and 40 disclosed disposals on record, filed by 9 distinct investors. Together those filings cover ¥2.0B ($12.7M) in reported transaction value. The earliest filing StockDrifts holds for Smartvalue Co., Ltd. is dated 2021-04-22; the most recent is 2025-10-03. Across these filings the average return since disclosure is -40.24%, 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
2026-06-03	BUY	unknown	渋谷順	strategic	1.2M	¥297	-	-
2026-06-03	SELL	unknown	株式会社コモンズ&センス	strategic	386.0K	¥297	-10.8%	¥56M ($364K)
2025-10-03	SELL	unknown	渋谷一正 Kazumasa Shibuya	strategic	1.9M	¥462	+28.8%	¥92M ($595K)
2025-10-03	BUY	unknown	株式会社希実製作 Nozomi Production Co., Ltd.	strategic	516.0K	¥462	-	-
2025-10-01	BUY	unknown	渋谷順 Jun Shibuya	strategic	1.2M	¥462	-	-
2025-10-01	BUY	unknown	株式会社コモンズ&センス Commons & Sense Co., Ltd.	strategic	576.0K	¥462	-	-
2023-06-30	BUY	unknown	渋谷順 Jun Shibuya	strategic	1.2M	¥401	-	-
2023-06-30	BUY	unknown	株式会社コモンズ&センス Commons & Sense Co., Ltd.	strategic	576.0K	¥401	-	-
2023-05-23	BUY	unknown	渋谷順 Jun Shibuya	strategic	1.2M	¥394	-	-
2023-05-23	SELL	unknown	渋谷順 Jun Shibuya	strategic	1.2M	¥394	+16.5%	¥104M ($673K)
2023-05-23	SELL	unknown	株式会社コモンズ&センス Commons & Sense Co., Ltd.	strategic	576.0K	¥394	+16.5%	¥9M ($60K)
2023-05-23	BUY	unknown	株式会社コモンズ&センス Commons & Sense Co., Ltd.	strategic	576.0K	¥394	-	-
2023-03-09	BUY	negotiated	ウイングアーク1st株式会社 WingArc1st Inc.	strategic	830.0K	¥470	-30.0%	¥390M ($2.5M)
2023-03-07	SELL	unknown	渋谷一正 Kazumasa Shibuya	strategic	2.1M	¥454	+27.5%	¥109M ($704K)
2023-03-07	SELL	unknown	渋谷一正 Kazumasa Shibuya	strategic	2.1M	¥454	+27.5%	¥109M ($704K)
2023-03-07	SELL	unknown	渋谷順 Jun Shibuya	strategic	1.2M	¥454	+27.5%	¥120M ($776K)
2023-03-07	SELL	unknown	渋谷一正 Kazumasa Shibuya	strategic	2.1M	¥454	+27.5%	¥109M ($701K)
2023-03-07	SELL	unknown	渋谷順 Jun Shibuya	strategic	1.2M	¥454	+27.5%	¥120M ($776K)
2023-03-07	SELL	unknown	株式会社希実製作 Nozomi Production Co., Ltd.	strategic	516.0K	¥454	+27.5%	¥38M ($244K)
2023-03-07	SELL	unknown	株式会社コモンズ&センス Commons & Sense Co., Ltd.	strategic	576.0K	¥454	+27.5%	¥11M ($69K)
2023-03-07	SELL	unknown	株式会社希実製作 Nozomi Production Co., Ltd.	strategic	516.0K	¥454	+27.5%	¥38M ($244K)
2023-03-07	SELL	unknown	株式会社コモンズ&センス Commons & Sense Co., Ltd.	strategic	576.0K	¥454	+27.5%	¥11M ($69K)
2023-03-07	SELL	unknown	株式会社希実製作 Nozomi Production Co., Ltd.	strategic	516.0K	¥454	+27.5%	¥38M ($244K)
2022-12-07	SELL	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	160.1K	¥473	+30.4%	¥1M ($9K)
2022-12-07	SELL	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	173.8K	¥473	+30.4%	¥28M ($179K)
2022-12-07	SELL	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	143.3K	¥473	+30.4%	¥2M ($16K)
2022-09-07	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	162.9K	¥491	-	-
2022-09-07	SELL	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	232.1K	¥491	+33.0%	¥16M ($101K)
2022-09-07	BUY	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	149.0K	¥491	-	-
2022-08-22	BUY	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	149.3K	¥498	-	-
2022-08-22	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	163.4K	¥498	-	-
2022-08-22	BUY	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	263.5K	¥498	-	-
2022-07-22	SELL	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	263.9K	¥484	+32.0%	¥86M ($555K)
2022-07-22	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	162.9K	¥484	-32.0%	¥80M ($519K)
2022-07-22	SELL	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	148.6K	¥484	+32.0%	¥497K ($3K)
2022-07-07	SELL	Market Buy	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	-2.9K	¥495	+31.9%	¥137M ($882K)
2022-07-07	BUY	Market Buy	野村證券株式会社 Nomura Securities Co.,Ltd.	other	441.7K	¥495	-33.5%	¥133M ($856K)
2022-07-07	BUY	Market Buy	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	149.5K	¥495	-33.5%	¥2M ($13K)
2022-06-22	BUY	Market Buy	野村證券株式会社 Nomura Securities Co.,Ltd.	other	173.2K	¥464	-29.1%	¥14M ($89K)
2022-06-22	SELL	Market Buy	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	273.3K	¥464	+29.1%	¥22M ($144K)
2022-06-22	BUY	Market Buy	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	145.6K	¥464	-29.1%	¥2M ($12K)
2022-05-20	SELL	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	143.9K	¥534	+38.4%	¥25M ($163K)
2022-05-20	SELL	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	321.4K	¥534	+38.4%	¥548K ($4K)
2022-05-20	BUY	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	141.9K	¥534	-38.4%	¥21M ($138K)
2022-05-11	SELL	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	191.0K	¥521	+36.9%	¥27M ($176K)
2022-05-11	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	322.8K	¥521	-36.9%	¥40M ($259K)
2022-05-11	SELL	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	101.4K	¥521	+36.9%	¥6M ($41K)
2022-04-07	SELL	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	113.7K	¥518	+36.5%	¥12M ($79K)
2022-04-07	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	245.2K	¥518	-36.5%	¥52M ($333K)
2022-04-07	SELL	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	243.4K	¥518	+36.5%	¥48M ($309K)

Showing the 50 most recent of 97 filings.

Frequently asked questions

Who has been buying Smartvalue Co., Ltd. stock?: 9 distinct investors have filed 24 disclosed large-shareholding filings in Smartvalue Co., Ltd. (9417), most recently on 2025-10-03. 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 Smartvalue Co., Ltd. have?: Smartvalue Co., Ltd. has 24 buy-side and 40 sell-side disclosures on record, covering ¥2.0B ($12.7M) in total reported value, spanning 2021-04-22 to 2025-10-03.
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.