Who has been buying Mabuchi Motor Co., Ltd. stock?

11 distinct investors have filed 17 disclosed large-shareholding filings in Mabuchi Motor Co., Ltd. (6592), most recently on 2025-07-03. 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 Mabuchi Motor Co., Ltd. have?

Mabuchi Motor Co., Ltd. has 17 buy-side and 10 sell-side disclosures on record, covering ¥28.8B ($185.5M) in total reported value, spanning 2021-08-16 to 2025-07-03.

Where does StockDrifts get Mabuchi Motor Co., 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.

Mabuchi Motor Co., Ltd. 6592

Company

マブチモーター株式会社Mabuchi Motor Co., Ltd.

Investors

Buys

Total Value

¥28.8B ($185.5M)

Avg Return

+57.85%

Last Filing

2025-07-03

Mabuchi Motor Co., Ltd. (6592) has 17 disclosed large-shareholding filings and 10 disclosed disposals on record, filed by 11 distinct investors. Together those filings cover ¥28.8B ($185.5M) in reported transaction value. The earliest filing StockDrifts holds for Mabuchi Motor Co., Ltd. is dated 2021-08-16; the most recent is 2025-07-03. 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 +57.85%, 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
2025-07-03	BUY	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	589.6K	¥1,062	+56.3%	¥626M ($4.0M)
2025-07-03	BUY	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	5.7M	¥1,062	+56.3%	¥6.0B ($38.9M)
2025-07-03	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	57.5K	¥1,062	+56.3%	¥5.3B ($34.2M)
2025-05-09	BUY	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	7.6M	¥1,075	+54.4%	¥8.1B ($52.1M)
2025-05-09	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	220.9K	¥1,075	+54.4%	¥1.4B ($9.0M)
2024-05-09	BUY	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	9.1M	¥1,226.75	+35.3%	¥11.0B ($71.1M)
2024-05-09	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	218.4K	¥1,226.75	+35.3%	¥268M ($1.7M)
2024-05-09	BUY	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	75.5K	¥1,226.75	+35.3%	¥9.6B ($61.7M)
2024-02-07	BUY	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	10.0M	¥1,268.5	+30.9%	¥792M ($5.1M)
2024-02-07	SELL	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	177.5K	¥1,268.5	-30.9%	¥388M ($2.5M)
2023-11-22	BUY	Market Buy	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	4.7M	¥1,129.75	+46.9%	¥288M ($1.9M)
2023-11-22	BUY	Market Buy	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	40.0K	¥1,129.75	+46.9%	¥4.1B ($26.4M)
2023-11-22	SELL	Market Buy	野村證券株式会社 Nomura Securities Co.,Ltd.	other	239.6K	¥1,129.75	-46.9%	¥485M ($3.1M)
2023-08-22	SELL	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	397.5K	¥1,075.5	-54.4%	¥151M ($977K)
2023-08-22	SELL	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	6.8K	¥1,075.5	-54.4%	¥2.2B ($14.0M)
2023-08-22	BUY	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	4.5M	¥1,075.5	+54.4%	¥65M ($419K)
2023-07-07	BUY	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	24.4K	¥948.5	+75.0%	¥23M ($149K)
2023-07-07	BUY	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	4.4M	¥948.5	+75.0%	¥420M ($2.7M)
2023-07-07	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	534.9K	¥948.5	+75.0%	¥153M ($985K)
2023-03-20	SELL	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	4.0M	¥923.75	-79.7%	¥322M ($2.1M)
2023-03-20	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	375.0K	¥923.75	+79.7%	¥346M ($2.2M)
2023-03-20	BUY	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	26.6K	¥923.75	+79.7%	¥2.4B ($15.3M)
2022-03-23	BUY	Market Buy	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	4.3M	¥967.5	+71.6%	¥630M ($4.1M)
2022-03-23	BUY	Market Buy	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	20.4K	¥967.5	+71.6%	¥1.9B ($12.2M)
2022-03-23	SELL	Market Buy	野村證券株式会社 Nomura Securities Co.,Ltd.	other	124.1K	¥967.5	-71.6%	¥538M ($3.5M)
2022-01-04	BUY	unknown	ロッキー株式会社 Rocky Co., Ltd.	other	790.0K	¥967.5	+71.6%	¥764M ($4.9M)
2022-01-04	BUY	unknown	テキサス株式会社 texas corporation	other	276.0K	¥967.5	+71.6%	¥267M ($1.7M)
2022-01-04	SELL	unknown	馬渕保 mabuchi tamotsu	other	2.0M	¥967.5	-71.6%	¥20M ($128K)
2022-01-04	BUY	unknown	フェニックス株式会社 Phoenix Co., Ltd.	other	790.0K	¥967.5	+71.6%	¥764M ($4.9M)
2021-10-22	BUY	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	3.7M	¥977.5	+69.8%	¥3.6B ($23.3M)
2021-10-22	SELL	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	81.3K	¥977.5	-69.8%	¥101M ($649K)
2021-10-22	BUY	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	8.9K	¥977.5	+69.8%	¥9M ($56K)
2021-08-16	SELL	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	56.8K	¥978.75	-69.6%	¥544M ($3.5M)
2021-08-16	BUY	negotiated	三菱UFJ国際投信株式会社 Mitsubishi UFJ Financial Group Inc.	passive	360.0K	¥978.75	+69.6%	¥54M ($346K)
2021-08-16	SELL	negotiated	三菱UFJ信託銀行株式会社 Mitsubishi UFJ Financial Group Inc.	passive	1.4M	¥978.75	-69.6%	¥54M ($346K)
2021-08-16	BUY	negotiated	株式会社三菱UFJ銀行 Mitsubishi UFJ Financial Group Inc.	strategic	1.0M	¥978.75	+69.6%	¥989M ($6.4M)

Frequently asked questions

Who has been buying Mabuchi Motor Co., Ltd. stock?: 11 distinct investors have filed 17 disclosed large-shareholding filings in Mabuchi Motor Co., Ltd. (6592), most recently on 2025-07-03. 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 Mabuchi Motor Co., Ltd. have?: Mabuchi Motor Co., Ltd. has 17 buy-side and 10 sell-side disclosures on record, covering ¥28.8B ($185.5M) in total reported value, spanning 2021-08-16 to 2025-07-03.
Where does StockDrifts get Mabuchi Motor Co., 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 Mabuchi Motor Co., Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.