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Alinco Incorporated 5933

Company
アルインコ株式会社Alinco Incorporated
Investors
2
Buys
3
Total Value
¥4.3B ($27.5M)
Avg Return
-5.35%
Last Filing
2026-03-03

Alinco Incorporated (5933) has 3 disclosed large-shareholding filings and 1 disclosed disposals on record, filed by 2 distinct investors. Together those filings cover ¥4.3B ($27.5M) in reported transaction value. The earliest filing StockDrifts holds for Alinco Incorporated is dated 2024-02-20; the most recent is 2026-03-03. 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 -5.35%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent filings

DateTypeSourceInsiderPurposeSharesPrice at filingReturnValue
2026-03-03BUYunknown
アルメイト株式会社
ALMATE
strategic3.4M¥1,150-8.3%¥322M ($2.1M)
2026-03-03SELLunknown
有限会社エスアイエム 代表取締役 井上 敬策
unknown0¥1,150+8.3%-
2026-03-03BUYunknown
アルメイト株式会社 代表取締役 井上 敬策
strategic3.4M¥1,150-8.3%¥3.6B ($23.4M)
2024-02-20BUYunknown
有限会社エスアイエム 代表取締役 井上 敬策
SIM Co., Ltd. Representative Director Keisaku Inoue
strategic288.0K¥1,050+0.5%¥303M ($2.0M)
2024-02-20BUYunknown
アルメイト株式会社 代表取締役社長 井上 敬策
ALMATE
strategic3.2M¥1,050+0.5%¥3.3B ($21.4M)
2024-02-20BUYunknown
アルメイト株式会社 代表取締役社長 井上 敬策
ALMATE
strategic3.2M¥1,050+0.5%¥3.3B ($21.4M)

Frequently asked questions

Who has been buying Alinco Incorporated stock?
2 distinct investors have filed 3 disclosed large-shareholding filings in Alinco Incorporated (5933), most recently on 2026-03-03. 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 Alinco Incorporated have?
Alinco Incorporated has 3 buy-side and 1 sell-side disclosures on record, covering ¥4.3B ($27.5M) in total reported value, spanning 2024-02-20 to 2026-03-03.
Where does StockDrifts get Alinco Incorporated 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 Alinco Incorporated. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.