Who has been buying Juki Corporation stock?

6 distinct investors have filed 7 disclosed large-shareholding filings in Juki Corporation (6440), most recently on 2025-04-22. 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 Juki Corporation have?

Juki Corporation has 7 buy-side and 10 sell-side disclosures on record, covering ¥3.3B ($21.4M) in total reported value, spanning 2021-03-22 to 2025-04-22.

Where does StockDrifts get Juki 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.

Juki Corporation 6440

Company

JUKI株式会社Juki Corporation

Investors

Buys

Total Value

¥3.3B ($21.4M)

Avg Return

+19.57%

Last Filing

2025-04-22

Juki Corporation (6440) has 7 disclosed large-shareholding filings and 10 disclosed disposals on record, filed by 6 distinct investors. Together those filings cover ¥3.3B ($21.4M) in reported transaction value. The earliest filing StockDrifts holds for Juki Corporation is dated 2021-03-22; the most recent is 2025-04-22. 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 +19.57%, 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
2025-04-22	SELL	unknown	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	740.9K	¥374	-90.4%	¥12M ($79K)
2025-04-22	BUY	unknown	みずほ信託銀行株式会社 Mizuho Trust & Banking Co., Ltd.	strategic	401.0K	¥374	+90.4%	¥150M ($968K)
2025-04-22	BUY	unknown	みずほ証券株式会社 Mizuho Securities Co., Ltd.	other	15.0K	¥374	+90.4%	¥457M ($2.9M)
2025-04-22	BUY	unknown	株式会社みずほ銀行 Mizuho Bank, Ltd.	strategic	938.1K	¥374	+90.4%	¥351M ($2.3M)
2025-03-24	BUY	Market Buy	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	774.3K	¥445	+60.0%	¥96M ($618K)
2025-03-24	BUY	Market Buy	みずほ信託銀行株式会社 Mizuho Trust & Banking Co., Ltd.	strategic	401.0K	¥445	+60.0%	¥178M ($1.2M)
2025-03-24	BUY	Market Buy	みずほ証券株式会社 Mizuho Securities Co., Ltd.	other	271.2K	¥445	+60.0%	¥121M ($779K)
2025-03-24	BUY	Market Buy	株式会社みずほ銀行 Mizuho Bank, Ltd.	strategic	938.1K	¥445	+60.0%	¥417M ($2.7M)
2023-10-20	BUY	unknown	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	559.6K	¥594	+19.9%	¥332M ($2.1M)
2023-10-20	BUY	unknown	みずほ信託銀行株式会社 Mizuho Trust & Banking Co., Ltd.	strategic	401.0K	¥594	+19.9%	¥238M ($1.5M)
2023-10-20	BUY	unknown	みずほ証券株式会社 Mizuho Securities Co., Ltd.	other	18.3K	¥594	+19.9%	¥889M ($5.7M)
2023-10-20	BUY	unknown	株式会社みずほ銀行 Mizuho Bank, Ltd.	strategic	938.1K	¥594	+19.9%	¥557M ($3.6M)
2023-10-06	BUY	unknown	みずほ信託銀行株式会社 Mizuho Trust & Banking Co., Ltd.	strategic	401.0K	¥603	+18.1%	¥242M ($1.6M)
2023-10-06	BUY	unknown	みずほ証券株式会社 Mizuho Securities Co., Ltd.	other	295.9K	¥603	+18.1%	¥178M ($1.2M)
2023-10-06	SELL	unknown	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	559.3K	¥603	-18.1%	¥22M ($139K)
2023-10-06	BUY	unknown	株式会社みずほ銀行 Mizuho Bank, Ltd.	strategic	938.1K	¥603	+18.1%	¥566M ($3.6M)
2023-04-21	SELL	unknown	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	593.7K	¥612	-16.3%	¥4M ($24K)
2023-04-21	BUY	unknown	みずほ信託銀行株式会社 Mizuho Trust & Banking Co., Ltd.	strategic	401.0K	¥612	+16.3%	¥245M ($1.6M)
2023-04-21	SELL	unknown	みずほ証券株式会社 Mizuho Securities Co., Ltd.	other	21.2K	¥612	-16.3%	¥163M ($1.0M)
2023-04-21	BUY	unknown	株式会社みずほ銀行 Mizuho Bank, Ltd.	strategic	938.1K	¥612	+16.3%	¥574M ($3.7M)
2023-04-07	BUY	unknown	みずほ信託銀行株式会社 Mizuho Trust & Banking Co., Ltd.	strategic	401.0K	¥601	+18.5%	¥241M ($1.6M)
2023-04-07	BUY	unknown	みずほ証券株式会社 Mizuho Securities Co., Ltd.	other	285.6K	¥601	+18.5%	¥140M ($904K)
2023-04-07	SELL	unknown	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	600.7K	¥601	-18.5%	¥2M ($12K)
2023-04-07	BUY	unknown	株式会社みずほ銀行 Mizuho Bank, Ltd.	strategic	938.1K	¥601	+18.5%	¥564M ($3.6M)
2021-12-07	SELL	unknown	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	604.3K	¥917	+22.4%	¥11M ($71K)
2021-12-07	BUY	unknown	みずほ信託銀行株式会社 Mizuho Trust & Banking Co., Ltd.	strategic	401.0K	¥917	-22.4%	¥368M ($2.4M)
2021-12-07	SELL	unknown	みずほ証券株式会社 Mizuho Securities Co., Ltd.	other	54.0K	¥917	+22.4%	¥274M ($1.8M)
2021-12-07	BUY	unknown	株式会社みずほ銀行 Mizuho Bank, Ltd.	strategic	938.1K	¥917	-22.4%	¥860M ($5.5M)
2021-11-08	SELL	unknown	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	614.1K	¥805	+11.6%	¥142M ($915K)
2021-11-08	BUY	unknown	みずほ信託銀行株式会社 Mizuho Trust & Banking Co., Ltd.	strategic	401.0K	¥805	-11.6%	¥323M ($2.1M)
2021-11-08	BUY	unknown	みずほ証券株式会社 Mizuho Securities Co., Ltd.	other	353.0K	¥805	-11.6%	¥284M ($1.8M)
2021-11-08	BUY	unknown	株式会社みずほ銀行 Mizuho Bank, Ltd.	strategic	938.1K	¥805	-11.6%	¥755M ($4.9M)
2021-06-21	SELL	Market Buy	三井住友DSアセットマネジメント株式会社 Sumitomo Mitsui DS Asset Management Company, Limited	passive	1.0M	¥795	+10.4%	¥437M ($2.8M)
2021-04-07	BUY	unknown	三井住友DSアセットマネジメント株式会社 Sumitomo Mitsui DS Asset Management Company, Limited	passive	1.6M	¥945	-24.7%	¥1.5B ($9.6M)
2021-04-07	SELL	unknown	SMBC日興証券株式会社 SMBC Nikko Securities Inc.	other	22.2K	¥945	+24.7%	¥296M ($1.9M)
2021-03-22	BUY	Market Buy	SMBC日興証券株式会社 SMBC Nikko Securities Inc.	other	335.5K	¥823.446	-13.5%	¥5M ($32K)
2021-03-22	BUY	Market Buy	三井住友DSアセットマネジメント株式会社 Sumitomo Mitsui DS Asset Management Company, Limited	passive	1.6M	¥823.446	-13.5%	¥241M ($1.6M)

Frequently asked questions

Who has been buying Juki Corporation stock?: 6 distinct investors have filed 7 disclosed large-shareholding filings in Juki Corporation (6440), most recently on 2025-04-22. 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 Juki Corporation have?: Juki Corporation has 7 buy-side and 10 sell-side disclosures on record, covering ¥3.3B ($21.4M) in total reported value, spanning 2021-03-22 to 2025-04-22.
Where does StockDrifts get Juki 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 Juki Corporation. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.