Who has been buying Hisaka Works, Ltd. stock?

9 distinct investors have filed 12 disclosed large-shareholding filings in Hisaka Works, Ltd. (6247), most recently on 2026-03-02. 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 Hisaka Works, Ltd. have?

Hisaka Works, Ltd. has 12 buy-side and 5 sell-side disclosures on record, covering ¥2.9B ($18.9M) in total reported value, spanning 2021-07-06 to 2026-03-02.

Where does StockDrifts get Hisaka Works, 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.

Hisaka Works, Ltd. 6247

Company

株式会社日阪製作所Hisaka Works, Ltd.

Investors

Buys

Total Value

¥2.9B ($18.9M)

Avg Return

+76.74%

Last Filing

2026-03-02

Hisaka Works, Ltd. (6247) has 12 disclosed large-shareholding filings and 5 disclosed disposals on record, filed by 9 distinct investors. Together those filings cover ¥2.9B ($18.9M) in reported transaction value. The earliest filing StockDrifts holds for Hisaka Works, Ltd. is dated 2021-07-06; the most recent is 2026-03-02. 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 +76.74%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent filings

Date	Type	Source	Insider	Purpose	Shares	Price at filing	Return	Value
2026-03-02	SELL	negotiated	三菱UFJモルガン・スタンレー証券株式会社	other	12.6K	¥1,776	+5.3%	¥21M ($137K)
2026-03-02	BUY	negotiated	三菱UFJアセットマネジメント株式会社	passive	227.9K	¥1,776	-5.3%	¥383M ($2.5M)
2026-03-02	SELL	negotiated	三菱UFJ信託銀行株式会社	passive	589.8K	¥1,776	+5.3%	¥991M ($6.4M)
2026-03-02	SELL	negotiated	株式会社三菱UFJ銀行	strategic	690.3K	¥1,776	+5.3%	¥1.2B ($7.5M)
2024-07-29	BUY	negotiated	株式会社三菱UFJ銀行 Mitsubishi UFJ Financial Group Inc.	strategic	912.6K	¥1,052	+59.8%	¥960M ($6.2M)
2024-07-29	BUY	negotiated	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.	other	76.8K	¥1,052	+59.8%	¥81M ($521K)
2024-07-29	BUY	negotiated	三菱UFJアセットマネジメント株式会社 Mitsubishi UFJ Financial Group Inc.	passive	207.5K	¥1,052	+59.8%	¥24M ($156K)
2024-07-29	BUY	negotiated	三菱UFJ信託銀行株式会社 Mitsubishi UFJ Financial Group Inc.	passive	851.5K	¥1,052	+59.8%	¥28M ($178K)
2024-02-15	BUY	negotiated	日鉄物産株式会社 NIPPON STEEL TRADING CORPORATION	strategic	198.6K	¥971	+73.1%	¥193M ($1.2M)
2024-02-15	BUY	negotiated	日鉄ステンレス株式会社 NIPPON STEEL Stainless Steel Corporation	strategic	1.1M	¥971	+73.1%	¥1.0B ($6.6M)
2024-02-15	BUY	negotiated	日鉄物産株式会社 NIPPON STEEL TRADING CORPORATION	strategic	198.6K	¥971	+73.1%	¥193M ($1.2M)
2024-02-15	BUY	negotiated	日鉄ステンレス株式会社 NIPPON STEEL Stainless Steel Corporation	strategic	1.1M	¥971	+73.1%	¥1.0B ($6.6M)
2024-02-15	BUY	negotiated	日本製鉄株式会社 NIPPON STEEL CORPORATION	strategic	100.0K	¥971	+73.1%	¥97M ($626K)
2024-02-15	BUY	negotiated	日本製鉄株式会社 NIPPON STEEL CORPORATION	strategic	100.0K	¥971	+73.1%	¥97M ($626K)
2023-04-20	BUY	negotiated	日鉄物産株式会社 NIPPON STEEL TRADING CORPORATION	strategic	198.6K	¥887	+89.5%	¥176M ($1.1M)
2023-04-20	BUY	negotiated	日鉄ステンレス株式会社 NIPPON STEEL Stainless Steel Corporation	strategic	1.4M	¥887	+89.5%	¥1.2B ($8.0M)
2023-04-20	BUY	negotiated	日本製鉄株式会社 NIPPON STEEL CORPORATION	strategic	100.0K	¥887	+89.5%	¥89M ($572K)
2023-02-21	BUY	unknown	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	442.0K	¥937	+79.4%	¥43M ($277K)
2023-02-21	SELL	unknown	三井住友トラスト・アセットマネジメント株式会社 Sumitomo Mitsui Trust Asset Management Co.,Ltd.	other	910.3K	¥937	-79.4%	¥344M ($2.2M)
2022-12-19	BUY	negotiated	三菱UFJ国際投信株式会社 Mitsubishi UFJ Financial Group Inc.	passive	182.9K	¥822	+104.5%	¥11M ($69K)
2022-12-19	SELL	negotiated	三菱UFJ信託銀行株式会社 Mitsubishi UFJ Financial Group Inc.	passive	824.4K	¥822	-104.5%	¥274M ($1.8M)
2022-12-19	BUY	negotiated	株式会社三菱UFJ銀行 Mitsubishi UFJ Financial Group Inc.	strategic	912.6K	¥822	+104.5%	¥750M ($4.8M)
2021-07-06	BUY	unknown	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	396.5K	¥824	+104.0%	¥327M ($2.1M)
2021-07-06	BUY	unknown	三井住友トラスト・アセットマネジメント株式会社 Sumitomo Mitsui Trust Asset Management Co.,Ltd.	other	1.3M	¥824	+104.0%	¥1.1B ($6.8M)

Frequently asked questions

Who has been buying Hisaka Works, Ltd. stock?: 9 distinct investors have filed 12 disclosed large-shareholding filings in Hisaka Works, Ltd. (6247), most recently on 2026-03-02. 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 Hisaka Works, Ltd. have?: Hisaka Works, Ltd. has 12 buy-side and 5 sell-side disclosures on record, covering ¥2.9B ($18.9M) in total reported value, spanning 2021-07-06 to 2026-03-02.
Where does StockDrifts get Hisaka Works, 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 Hisaka Works, Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.