Who has been buying Tokyo Automatic Machinery Works, Ltd. stock?

4 distinct investors have filed 4 disclosed large-shareholding filings in Tokyo Automatic Machinery Works, Ltd. (6360), most recently on 2025-11-07. 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 Tokyo Automatic Machinery Works, Ltd. have?

Tokyo Automatic Machinery Works, Ltd. has 4 buy-side and 6 sell-side disclosures on record, covering ¥71M ($461K) in total reported value, spanning 2021-11-30 to 2025-11-07.

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.

Tokyo Automatic Machinery Works, Ltd. 6360

Company

株式会社東京自働機械製作所Tokyo Automatic Machinery Works, Ltd.

Investors

Buys

Total Value

¥71M ($461K)

Avg Return

+70.45%

Last Filing

2025-11-07

Tokyo Automatic Machinery Works, Ltd. (6360) has 4 disclosed large-shareholding filings and 6 disclosed disposals on record, filed by 4 distinct investors. Together those filings cover ¥71M ($461K) in reported transaction value. The earliest filing StockDrifts holds for Tokyo Automatic Machinery Works, Ltd. is dated 2021-11-30; the most recent is 2025-11-07. Across these filings the average return since disclosure is +70.45%, 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
2026-07-13	BUY	Market Buy	光通信株式会社	passive	69.1K	¥4,465	+7.8%	¥309M ($2.0M)
2026-07-13	BUY	Market Buy	株式会社UH6	passive	3.9K	¥4,465	+7.8%	¥17M ($112K)
2026-05-26	BUY	Market Buy	ソンユウニン(Sun You Ning) Sun You Ning	engagement	72.7K	¥4,040	+19.2%	¥294M ($1.9M)
2025-11-07	SELL	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	71.3K	¥3,485	-38.2%	¥56M ($362K)
2025-05-21	SELL	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	87.4K	¥3,015	-59.7%	¥24M ($153K)
2025-04-04	SELL	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	95.3K	¥3,265	-47.5%	¥19M ($122K)
2025-03-06	SELL	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	101.1K	¥4,380	-9.9%	¥79M ($509K)
2024-10-21	BUY	Market Buy	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	119.0K	¥2,750	+75.1%	¥58M ($376K)
2024-10-04	SELL	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	97.8K	¥2,777	-73.4%	¥58M ($372K)
2024-08-07	BUY	Market Buy	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	118.6K	¥2,550	+88.8%	¥43M ($279K)
2024-06-20	BUY	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	101.6K	¥2,819	+70.8%	¥286M ($1.8M)
2022-08-31	SELL	negotiated	日本たばこ産業株式会社 JAPAN TOBACCO INC.	strategic	67.4K	¥1,562	-208.3%	¥105M ($679K)
2021-11-30	BUY	unknown	株式会社みずほ銀行 Mizuho Bank, Ltd.	strategic	65.3K	¥1,648	-	-
2021-11-30	BUY	unknown	みずほ信託銀行株式会社 Mizuho Trust & Banking Co., Ltd.	strategic	107.8K	¥1,648	+192.2%	¥13M ($85K)

Frequently asked questions

Who has been buying Tokyo Automatic Machinery Works, Ltd. stock?: 4 distinct investors have filed 4 disclosed large-shareholding filings in Tokyo Automatic Machinery Works, Ltd. (6360), most recently on 2025-11-07. 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 Tokyo Automatic Machinery Works, Ltd. have?: Tokyo Automatic Machinery Works, Ltd. has 4 buy-side and 6 sell-side disclosures on record, covering ¥71M ($461K) in total reported value, spanning 2021-11-30 to 2025-11-07.
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.

More on this data

Every trade listed above comes from an official regulatory disclosure. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.