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Hibiya Engineering, Ltd. 1982

Company
日比谷総合設備株式会社Hibiya Engineering, Ltd.
Investors
2
Buys
3
Total Value
¥234M ($1.5M)
Avg Return
+106.52%
Last Filing
2025-09-26

Hibiya Engineering, Ltd. (1982) has 3 disclosed large-shareholding filings and 0 disclosed disposals on record, filed by 2 distinct investors. Together those filings cover ¥234M ($1.5M) in reported transaction value. The earliest filing StockDrifts holds for Hibiya Engineering, Ltd. is dated 2022-12-07; the most recent is 2025-09-26. 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 +106.52%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent filings

DateTypeSourceInsiderPurposeSharesPrice at filingReturnValue
2025-09-26BUYMarket Buy
光通信株式会社
Hikari Tsushin K.K.
passive1.5M¥2,292.5+26.0%¥234M ($1.5M)
2024-08-13BUYMarket Buy
光通信株式会社
Hikari Tsushin K.K.
passive1.4M¥1,535+88.1%¥372M ($2.4M)
2023-10-05BUYunknown
日比谷総合設備取引先持株会 理事長 奥田 香代子
kayoko okuda
other1.5M¥1,130.5+155.5%¥1.7B ($10.6M)
2023-10-05BUYunknown
日比谷総合設備取引先持株会 理事長 奥田 香代子
kayoko okuda
other1.5M¥1,130.5+155.5%¥271M ($1.8M)
2022-12-07BUYMarket Buy
光通信株式会社
Hikari Tsushin K.K.
passive1.3M¥945.5+205.4%¥1.2B ($7.6M)

Frequently asked questions

Who has been buying Hibiya Engineering, Ltd. stock?
2 distinct investors have filed 3 disclosed large-shareholding filings in Hibiya Engineering, Ltd. (1982), most recently on 2025-09-26. 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 Hibiya Engineering, Ltd. have?
Hibiya Engineering, Ltd. has 3 buy-side and 0 sell-side disclosures on record, covering ¥234M ($1.5M) in total reported value, spanning 2022-12-07 to 2025-09-26.
Where does StockDrifts get Hibiya Engineering, 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 Hibiya Engineering, Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.