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Achilles Corporation 5142

Company
アキレス株式会社Achilles Corporation
Investors
8
Buys
1
Total Value
¥36M ($235K)
Avg Return
+17.63%
Last Filing
2025-07-23

Achilles Corporation (5142) has 1 disclosed large-shareholding filings and 9 disclosed disposals on record, filed by 8 distinct investors. Together those filings cover ¥36M ($235K) in reported transaction value. The earliest filing StockDrifts holds for Achilles Corporation is dated 2021-10-22; the most recent is 2025-07-23. 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 +17.63%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent filings

DateTypeSourceInsiderPurposeSharesPrice at filingReturnValue
2025-07-23SELLunknown
アセットマネジメントOne株式会社
Asset Management One Co., Ltd.
other213.1K¥1,124-33.5%¥51M ($327K)
2025-07-23SELLunknown
みずほ信託銀行株式会社
Mizuho Trust & Banking Co., Ltd.
strategic44.8K¥1,124-33.5%¥25M ($158K)
2025-07-23BUYunknown
みずほ証券 株式会社
Mizuho Securities Co., Ltd.
other20.3K¥1,124+33.5%¥23M ($147K)
2025-07-23SELLunknown
株式会社みずほ銀行
Mizuho Bank, Ltd.
strategic539.7K¥1,124-33.5%¥126M ($813K)
2022-12-19SELLnegotiated
三菱UFJモルガン・スタンレー証券株式会社
Mitsubishi UFJ Morgan Stanley Securities Co., Ltd.
other427¥1,276-17.6%¥26M ($170K)
2022-12-19BUYnegotiated
三菱UFJ国際投信株式会社
Mitsubishi UFJ Financial Group Inc.
passive75.2K¥1,276+17.6%¥36M ($235K)
2022-12-19SELLnegotiated
三菱UFJ信託銀行株式会社
Mitsubishi UFJ Financial Group Inc.
passive208.9K¥1,276-17.6%¥132M ($849K)
2022-12-19SELLnegotiated
株式会社三菱UFJ銀行
Mitsubishi UFJ Financial Group Inc.
strategic352.3K¥1,276-17.6%¥83M ($535K)
2021-10-22SELLunknown
アセットマネジメントOne株式会社
Asset Management One Co., Ltd.
other281.1K¥1,351-11.1%¥126M ($816K)
2021-10-22SELLunknown
みずほ信託銀行株式会社
Mizuho Trust & Banking Co., Ltd.
strategic72.8K¥1,351-11.1%¥66M ($429K)
2021-10-22SELLunknown
株式会社みずほ銀行
Mizuho Bank, Ltd.
strategic710.8K¥1,351-11.1%¥43M ($277K)

Frequently asked questions

Who has been buying Achilles Corporation stock?
8 distinct investors have filed 1 disclosed large-shareholding filings in Achilles Corporation (5142), most recently on 2025-07-23. 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 Achilles Corporation have?
Achilles Corporation has 1 buy-side and 9 sell-side disclosures on record, covering ¥36M ($235K) in total reported value, spanning 2021-10-22 to 2025-07-23.
Where does StockDrifts get Achilles Corporation 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 Achilles Corporation. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.