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

3 distinct investors have filed 2 disclosed large-shareholding filings in Aigan Co.,Ltd. (9854), most recently on 2024-06-05. 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 Aigan Co.,Ltd. have?

Aigan Co.,Ltd. has 2 buy-side and 2 sell-side disclosures on record, covering ¥4M ($23K) in total reported value, spanning 2023-03-07 to 2024-06-05.

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.

Aigan Co.,Ltd. 9854

Company

愛眼株式会社Aigan Co.,Ltd.

Investors

Buys

Total Value

¥4M ($23K)

Avg Return

+55.29%

Last Filing

2024-06-05

Aigan Co.,Ltd. (9854) has 2 disclosed large-shareholding filings and 2 disclosed disposals on record, filed by 3 distinct investors. Together those filings cover ¥4M ($23K) in reported transaction value. The earliest filing StockDrifts holds for Aigan Co.,Ltd. is dated 2023-03-07; the most recent is 2024-06-05. Across these filings the average return since disclosure is +55.29%, 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
2026-09-04	BUY	Market Buy	アセット・バリュー・インベスターズ・リミテッド (Asset Value Investors Limited) Asset Value Investors Limited	activist	1.3M	¥287	-4.9%	¥60M ($390K)
2026-06-23	BUY	Market Buy	アセット・バリュー・インベスターズ・リミテッド (Asset Value Investors Limited) Asset Value Investors Limited	activist	1.1M	¥220	+24.1%	¥232M ($1.5M)
2024-06-05	SELL	unknown	佐々昌俊 Masatoshi Sasa	activist	277.6K	¥184	-48.4%	¥6M ($40K)
2024-06-05	BUY	unknown	佐々佳寿子 Kazuko Sasa	activist	23.0K	¥184	-	-
2024-06-05	BUY	unknown	有限会社佐々興産 sasakousan	strategic	2.1M	¥184	-	-
2024-06-05	BUY	unknown	有限会社佐々興産 sasakousan	strategic	2.1M	¥184	-	-
2024-06-05	SELL	unknown	佐々昌俊 Masatoshi Sasa	activist	277.6K	¥184	-48.4%	¥6M ($40K)
2024-06-05	BUY	unknown	佐々佳寿子 Kazuko Sasa	activist	23.0K	¥184	-	-
2023-03-07	BUY	unknown	有限会社佐々興産 sasakousan	strategic	2.1M	¥170	-	-
2023-03-07	BUY	unknown	佐々昌俊 Masatoshi Sasa	activist	312.0K	¥170	+60.6%	¥2M ($12K)
2023-03-07	BUY	unknown	佐々佳寿子 Kazuko Sasa	activist	23.0K	¥170	-	¥4M ($25K)
2023-03-07	BUY	unknown	佐々昌俊 Masatoshi Sasa	activist	312.0K	¥170	+60.6%	¥2M ($12K)
2023-03-07	BUY	unknown	有限会社佐々興産 sasakousan	strategic	2.1M	¥170	-	-
2023-03-07	BUY	unknown	佐々佳寿子 Kazuko Sasa	activist	23.0K	¥170	-	¥4M ($25K)

Frequently asked questions

Who has been buying Aigan Co.,Ltd. stock?: 3 distinct investors have filed 2 disclosed large-shareholding filings in Aigan Co.,Ltd. (9854), most recently on 2024-06-05. 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 Aigan Co.,Ltd. have?: Aigan Co.,Ltd. has 2 buy-side and 2 sell-side disclosures on record, covering ¥4M ($23K) in total reported value, spanning 2023-03-07 to 2024-06-05.
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.