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Takasago Tekko K.K. 5458

Company
高砂鐵工株式会社Takasago Tekko K.K.
Investors
5
Buys
4
Total Value
¥917M ($5.9M)
Avg Return
+20.83%
Last Filing
2025-10-08

Takasago Tekko K.K. (5458) has 4 disclosed large-shareholding filings and 2 disclosed disposals on record, filed by 5 distinct investors. Together those filings cover ¥917M ($5.9M) in reported transaction value. The earliest filing StockDrifts holds for Takasago Tekko K.K. is dated 2021-12-15; the most recent is 2025-10-08. 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 +20.83%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent filings

DateTypeSourceInsiderPurposeSharesPrice at filingReturnValue
2025-10-08BUYMarket Buy
GLOBAL MANAGEMENT PARTNERS LIMITED
Global Management Partners Limited
passive150.8K¥976+5.9%¥147M ($950K)
2025-04-07BUYnegotiated
日本製鉄株式会社
NIPPON STEEL CORPORATION
strategic922.2K¥820+26.1%¥756M ($4.9M)
2025-04-07SELLnegotiated
日鉄ステンレス株式会社
Nippon Steel Stainless Steel Corporation
strategic0¥820-26.1%¥756M ($4.9M)
2024-09-20BUYMarket Buy
株式会社大谷製作所
(C)Otani factory
passive157.0K¥927+11.5%¥6M ($40K)
2022-03-18SELLMarket Buy
重田 光時
Mitsutoki Shigeta
passive130.2K¥890-16.2%¥27M ($176K)
2022-03-18BUYMarket Buy
重田 光時
Mitsutoki Shigeta
passive130.2K¥890+16.2%¥27M ($176K)
2021-12-15BUYMarket Buy
重田 光時
Mitsutoki Shigeta
passive160.8K¥740+39.7%¥8M ($49K)

Frequently asked questions

Who has been buying Takasago Tekko K.K. stock?
5 distinct investors have filed 4 disclosed large-shareholding filings in Takasago Tekko K.K. (5458), most recently on 2025-10-08. 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 Takasago Tekko K.K. have?
Takasago Tekko K.K. has 4 buy-side and 2 sell-side disclosures on record, covering ¥917M ($5.9M) in total reported value, spanning 2021-12-15 to 2025-10-08.
Where does StockDrifts get Takasago Tekko K.K. 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 Takasago Tekko K.K.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.