StockDrifts LogoStockDrifts

Kufu Company Inc. 4376

Company
株式会社くふうカンパニーホールディングスKufu Company Inc.
Investors
4
Buys
4
Total Value
¥3.1B ($20.3M)
Avg Return
-66.63%
Last Filing
2025-12-19

Kufu Company Inc. (4376) has 4 disclosed large-shareholding filings and 4 disclosed disposals on record, filed by 4 distinct investors. Together those filings cover ¥3.1B ($20.3M) in reported transaction value. The earliest filing StockDrifts holds for Kufu Company Inc. is dated 2021-10-07; the most recent is 2025-12-19. 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 -66.63%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent filings

DateTypeSourceInsiderPurposeSharesPrice at filingReturnValue
2025-12-19SELLunknown
穐田 誉輝
Yoshiteru Akita
other35.9M¥169+11.2%¥518M ($3.3M)
2025-11-21BUYunknown
穐田 誉輝
Yoshiteru Akita
other39.0M¥178-15.7%¥6.9B ($44.8M)
2024-11-20SELLunknown
菊川 怜
Rei Kikukawa
other286.1K¥212+29.3%¥127M ($819K)
2024-11-20SELLunknown
穐田 誉輝
Yoshiteru Akita
other39.0M¥212+29.3%¥174M ($1.1M)
2024-02-08SELLprivate
株式会社くふう住まい
Kufu Sumai Inc.
corporate135¥306+51.0%¥1.7B ($11.1M)
2024-02-01BUYprivate
株式会社くふう住まい
Kufu Sumai Inc.
corporate5.6M¥322-53.4%¥1.8B ($11.7M)
2023-02-17BUYMarket Buy
スパークス・アセット・マネジメント株式会社
SPARX Asset Management Co., Ltd.
passive2.9M¥395-62.0%¥1.2B ($7.5M)
2022-02-04BUYunknown
穐田 怜
Rei Akita
other286.1K¥398-62.3%¥114M ($735K)
2022-02-04BUYunknown
穐田 誉輝
Yoshiteru Akita
other38.7M¥398-62.3%¥15.4B ($99.4M)
2021-10-07BUYunknown
穐田 怜
Rei Akita
other286.1K¥613-75.5%¥175M ($1.1M)
2021-10-07BUYunknown
穐田 誉輝
Yoshiteru Akita
other38.7M¥613-75.5%¥23.7B ($153.1M)

Frequently asked questions

Who has been buying Kufu Company Inc. stock?
4 distinct investors have filed 4 disclosed large-shareholding filings in Kufu Company Inc. (4376), most recently on 2025-12-19. 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 Kufu Company Inc. have?
Kufu Company Inc. has 4 buy-side and 4 sell-side disclosures on record, covering ¥3.1B ($20.3M) in total reported value, spanning 2021-10-07 to 2025-12-19.
Where does StockDrifts get Kufu Company Inc. 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 Kufu Company Inc.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.