StockDrifts LogoStockDrifts

Aigan Co.,Ltd. 9854

Company
愛眼株式会社Aigan Co.,Ltd.
Investors
3
Buys
2
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. 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 +55.29%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent filings

DateTypeSourceInsiderPurposeSharesPrice at filingReturnValue
2026-06-23BUYMarket 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
activist1.1M¥220+33.2%¥232M ($1.5M)
2024-06-05BUYunknown
佐々 佳寿子
Kazuko Sasa
activist23.0K¥184+43.5%¥4M ($27K)
2024-06-05SELLunknown
佐々 昌俊
Masatoshi Sasa
activist277.6K¥184-43.5%¥6M ($40K)
2024-06-05BUYunknown
佐々 佳寿子
Kazuko Sasa
activist23.0K¥184+43.5%¥4M ($27K)
2024-06-05SELLunknown
佐々 昌俊
Masatoshi Sasa
activist277.6K¥184-43.5%¥6M ($40K)
2024-06-05BUYunknown
有限会社佐々興産
sasakousan
strategic2.1M¥184+43.5%¥393M ($2.5M)
2024-06-05BUYunknown
有限会社佐々興産
sasakousan
strategic2.1M¥184+43.5%¥393M ($2.5M)
2023-03-07BUYunknown
佐々 佳寿子
Kazuko Sasa
activist23.0K¥170+55.3%¥4M ($25K)
2023-03-07BUYunknown
佐々 昌俊
Masatoshi Sasa
activist312.0K¥170+55.3%¥2M ($12K)
2023-03-07BUYunknown
有限会社佐々興産
sasakousan
strategic2.1M¥170+55.3%¥364M ($2.3M)
2023-03-07BUYunknown
佐々 佳寿子
Kazuko Sasa
activist23.0K¥170+55.3%¥4M ($25K)
2023-03-07BUYunknown
佐々 昌俊
Masatoshi Sasa
activist312.0K¥170+55.3%¥2M ($12K)
2023-03-07BUYunknown
有限会社佐々興産
sasakousan
strategic2.1M¥170+55.3%¥364M ($2.3M)

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.
Where does StockDrifts get Aigan Co.,Ltd. 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 Aigan Co.,Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.