Who has been buying Meiji Electric Industries Co.,Ltd. stock?

8 distinct investors have filed 8 disclosed large-shareholding filings in Meiji Electric Industries Co.,Ltd. (3388), most recently on 2025-09-19. 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 Meiji Electric Industries Co.,Ltd. have?

Meiji Electric Industries Co.,Ltd. has 8 buy-side and 2 sell-side disclosures on record, covering ¥442M ($2.9M) in total reported value, spanning 2022-04-11 to 2025-09-19.

Where does StockDrifts get Meiji Electric Industries 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.

Meiji Electric Industries Co.,Ltd. 3388

Company

明治電機工業株式会社Meiji Electric Industries Co.,Ltd.

Investors

Buys

Total Value

¥442M ($2.9M)

Avg Return

+55.58%

Last Filing

2025-09-19

Meiji Electric Industries Co.,Ltd. (3388) has 8 disclosed large-shareholding filings and 2 disclosed disposals on record, filed by 8 distinct investors. Together those filings cover ¥442M ($2.9M) in reported transaction value. The earliest filing StockDrifts holds for Meiji Electric Industries Co.,Ltd. is dated 2022-04-11; the most recent is 2025-09-19. 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 +55.58%, 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
2025-09-19	BUY	Market Buy	アモーヴァ・アセットマネジメント株式会社 Amova Asset Management Co., Ltd.	other	150.9K	¥2,105	-0.6%	¥89M ($572K)
2025-09-19	BUY	Market Buy	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	234.0K	¥2,105	-0.6%	¥11M ($69K)
2025-09-19	SELL	Market Buy	三井住友信託銀行株式会社 Sumitomo Mitsui Trust Bank,Limited	strategic	300.0K	¥2,105	+0.6%	¥3M ($17K)
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	28.2K	¥1,789	+16.9%	¥50M ($326K)
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	48.4K	¥1,789	+16.9%	¥59M ($383K)
2024-07-29	BUY	negotiated	三菱UFJ信託銀行株式会社 Mitsubishi UFJ Financial Group Inc.	passive	181.0K	¥1,789	+16.9%	¥116M ($751K)
2024-07-29	SELL	negotiated	株式会社三菱UFJ銀行 Mitsubishi UFJ Financial Group Inc.	strategic	459.4K	¥1,789	-16.9%	¥103M ($663K)
2022-11-21	BUY	negotiated	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	108.6K	¥1,032	+102.7%	¥112M ($723K)
2022-11-21	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	228.0K	¥1,032	+102.7%	¥235M ($1.5M)
2022-11-21	BUY	negotiated	三井住友信託銀行株式会社 Sumitomo Mitsui Trust Bank,Limited	strategic	300.0K	¥1,032	+102.7%	¥310M ($2.0M)
2022-04-14	BUY	unknown	合同会社ワイコーポレーション Wai Corporation LLC	activist	1.2M	¥1,043	+100.6%	¥1.3B ($8.2M)
2022-04-11	BUY	Market Buy	合同会社ワイコーポレーション Wai Corporation LLC.	activist	1.2M	¥1,026	+103.9%	¥59M ($381K)
2022-04-11	BUY	unknown	合同会社ワイコーポレーション Wai Corporation LLC.	activist	1.2M	¥1,026	+103.9%	¥1.3B ($8.1M)

Frequently asked questions

Who has been buying Meiji Electric Industries Co.,Ltd. stock?: 8 distinct investors have filed 8 disclosed large-shareholding filings in Meiji Electric Industries Co.,Ltd. (3388), most recently on 2025-09-19. 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 Meiji Electric Industries Co.,Ltd. have?: Meiji Electric Industries Co.,Ltd. has 8 buy-side and 2 sell-side disclosures on record, covering ¥442M ($2.9M) in total reported value, spanning 2022-04-11 to 2025-09-19.
Where does StockDrifts get Meiji Electric Industries 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 Meiji Electric Industries Co.,Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.