Who has been buying JANOME Corporation stock?

11 distinct investors have filed 16 disclosed large-shareholding filings in JANOME Corporation (6445), most recently on 2025-11-18. 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 JANOME Corporation have?

JANOME Corporation has 16 buy-side and 4 sell-side disclosures on record, covering ¥1.2B ($7.6M) in total reported value, spanning 2021-03-19 to 2025-11-18.

Where does StockDrifts get JANOME 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.

JANOME Corporation 6445

Company

蛇の目ミシン工業株式会社JANOME Corporation

Investors

Buys

Total Value

¥1.2B ($7.6M)

Avg Return

+30.80%

Last Filing

2025-11-18

JANOME Corporation (6445) has 16 disclosed large-shareholding filings and 4 disclosed disposals on record, filed by 11 distinct investors. Together those filings cover ¥1.2B ($7.6M) in reported transaction value. The earliest filing StockDrifts holds for JANOME Corporation is dated 2021-03-19; the most recent is 2025-11-18. 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 +30.80%, 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
2025-11-18	BUY	Market Buy	スリーアイ株式会社 Threei Co., Ltd.	passive	182.0K	¥1,118	+5.6%	¥203M ($1.3M)
2025-11-18	BUY	Market Buy	MM Investments株式会社 MM Investments Co., Ltd.	passive	1.7M	¥1,118	+5.6%	¥1.9B ($12.2M)
2025-09-26	BUY	Market Buy	MM Investments株式会社 MM Investments CO.,LTD.	passive	1.7M	¥1,223	-3.4%	¥221M ($1.4M)
2025-06-19	BUY	Market Buy	大栄不動産投資顧問株式会社 Daiei Real Estate Investment Advisor Co., Ltd.	passive	449.4K	¥1,140	+3.6%	¥213M ($1.4M)
2025-06-19	BUY	Market Buy	大栄不動産株式会社 Daiei Real Estate Co., Ltd.	strategic	1.5M	¥1,140	+3.6%	¥1.8B ($11.3M)
2025-04-10	BUY	Market Buy	大栄不動産投資顧問株式会社 Daiei Real Estate Investment Advisor Co., Ltd.	passive	263.4K	¥1,088	+8.6%	¥164M ($1.1M)
2025-04-10	BUY	Market Buy	大栄不動産株式会社 Daiei Real Estate Co., Ltd.	strategic	1.5M	¥1,088	+8.6%	¥41M ($267K)
2025-03-26	BUY	Market Buy	MM Investments株式会社 MM Investments CO.,LTD.	passive	1.5M	¥1,078	+9.6%	¥214M ($1.4M)
2025-02-21	BUY	Market Buy	大栄不動産投資顧問株式会社 Daiei Real Estate Investment Advisor Co., Ltd.	passive	116.0K	¥1,013	+16.6%	¥118M ($758K)
2025-02-21	BUY	Market Buy	大栄不動産株式会社 Daiei Real Estate Co., Ltd.	strategic	1.5M	¥1,013	+16.6%	¥75M ($485K)
2024-12-04	BUY	Market Buy	MM Investments株式会社 MM Investments CO.,LTD.	passive	1.4M	¥1,018	+16.0%	¥445M ($2.9M)
2024-11-29	BUY	Market Buy	MM Investments株式会社 MM Investments CO.,LTD.	passive	982.3K	¥1,095	+7.8%	¥1.1B ($6.9M)
2024-09-20	BUY	Market Buy	りそなリース株式会社 Resona Lease Co., Ltd.	strategic	36.9K	¥842	+40.3%	¥31M ($200K)
2024-09-20	BUY	Market Buy	株式会社埼玉りそな銀行 Saitama Resona Bank, Limited	strategic	343.2K	¥842	+40.3%	¥289M ($1.9M)
2024-09-20	BUY	Market Buy	りそなアセットマネジメント株式会社 Resona Asset Management Co., Ltd.	other	366.3K	¥842	+40.3%	¥59M ($382K)
2024-09-20	BUY	Market Buy	株式会社りそな銀行 Resona Bank, Limited.	strategic	994.8K	¥842	+40.3%	¥199M ($1.3M)
2022-01-07	BUY	negotiated	株式会社りそな銀行 Resona Bank, Limited.	strategic	758.7K	¥696	+69.7%	¥528M ($3.4M)
2022-01-07	BUY	negotiated	りそなアセットマネジメント株式会社 Resona Asset Management Co., Ltd.	other	296.1K	¥696	+69.7%	¥137M ($885K)
2022-01-07	BUY	negotiated	株式会社埼玉りそな銀行 Saitama Resona Bank, Ltd.	strategic	343.2K	¥696	+69.7%	¥239M ($1.5M)
2021-07-21	SELL	negotiated	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	409.3K	¥755	-56.4%	¥34M ($219K)
2021-07-21	BUY	negotiated	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	477.2K	¥755	+56.4%	¥6M ($38K)
2021-07-21	BUY	negotiated	三井住友信託銀行株式会社 Sumitomo Mitsui Trust Bank,Limited	strategic	65.0K	¥755	+56.4%	¥49M ($317K)
2021-05-20	BUY	unknown	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	455.7K	¥787	+50.1%	¥359M ($2.3M)
2021-05-20	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	469.2K	¥787	+50.1%	¥369M ($2.4M)
2021-05-20	BUY	unknown	三井住友信託銀行株式会社 Sumitomo Mitsui Trust Bank,Limited	strategic	65.0K	¥787	+50.1%	¥51M ($330K)
2021-04-06	SELL	unknown	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	414.9K	¥683.593	-72.8%	¥101M ($654K)
2021-04-06	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	473.2K	¥683.593	-72.8%	¥3M ($17K)
2021-04-06	BUY	unknown	三井住友信託銀行株式会社 Sumitomo Mitsui Trust Bank,Limited	strategic	65.0K	¥683.593	+72.8%	¥44M ($287K)
2021-03-19	BUY	unknown	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	564.5K	¥700.172	+68.7%	¥59M ($379K)
2021-03-19	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	477.0K	¥700.172	-68.7%	¥14M ($88K)
2021-03-19	BUY	unknown	三井住友信託銀行株式会社 Sumitomo Mitsui Trust Bank,Limited	strategic	65.0K	¥700.172	+68.7%	¥46M ($294K)

Frequently asked questions

Who has been buying JANOME Corporation stock?: 11 distinct investors have filed 16 disclosed large-shareholding filings in JANOME Corporation (6445), most recently on 2025-11-18. 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 JANOME Corporation have?: JANOME Corporation has 16 buy-side and 4 sell-side disclosures on record, covering ¥1.2B ($7.6M) in total reported value, spanning 2021-03-19 to 2025-11-18.
Where does StockDrifts get JANOME 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 JANOME Corporation. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.