Who has been buying Oi Electric Co., Ltd. stock?

4 distinct investors have filed 9 disclosed large-shareholding filings in Oi Electric Co., Ltd. (6822), most recently on 2024-10-11. 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 Oi Electric Co., Ltd. have?

Oi Electric Co., Ltd. has 9 buy-side and 8 sell-side disclosures on record, covering ¥109M ($702K) in total reported value, spanning 2021-11-05 to 2024-10-11.

Where does StockDrifts get Oi Electric 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.

Oi Electric Co., Ltd. 6822

Company

大井電気株式会社Oi Electric Co., Ltd.

Investors

Buys

Total Value

¥109M ($702K)

Avg Return

+146.21%

Last Filing

2024-10-11

Oi Electric Co., Ltd. (6822) has 9 disclosed large-shareholding filings and 8 disclosed disposals on record, filed by 4 distinct investors. Together those filings cover ¥109M ($702K) in reported transaction value. The earliest filing StockDrifts holds for Oi Electric Co., Ltd. is dated 2021-11-05; the most recent is 2024-10-11. 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 +146.21%, 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
2024-10-11	BUY	Market Buy	KMマネジメント株式会社 KM Management Co., Ltd.	passive	40.9K	¥1,820	+204.4%	¥74M ($480K)
2024-10-11	BUY	Market Buy	石田美穂 Miho Ishida	passive	9.3K	¥1,820	+204.4%	¥803K ($5K)
2024-10-11	BUY	Market Buy	石田甲 Ko Ishida	passive	80.4K	¥1,820	+204.4%	¥69M ($445K)
2024-05-20	SELL	Market Buy	アンアースインターナショナルリミテッド(Unearth International Limited) Unearth International Limited	activist	73.2K	¥1,781	-211.1%	¥38M ($243K)
2024-04-17	SELL	Market Buy	アンアースインターナショナルリミテッド(Unearth International Limited) Unearth International Limited	activist	94.4K	¥1,852	-199.1%	¥39M ($255K)
2024-04-17	BUY	Market Buy	アンアースインターナショナルリミテッド(Unearth International Limited) Unearth International Limited	activist	94.4K	¥1,852	+199.1%	¥39M ($255K)
2024-03-01	SELL	Market Buy	アンアースインターナショナルリミテッド(Unearth International Limited) Unearth International Limited	activist	115.7K	¥1,813	-205.6%	¥77M ($497K)
2024-02-16	SELL	Market Buy	アンアースインターナショナルリミテッド(Unearth International Limited) Unearth International Limited	activist	158.1K	¥1,832	-202.4%	¥28M ($182K)
2024-02-06	SELL	Market Buy	アンアースインターナショナルリミテッド(Unearth International Limited) Unearth International Limited	activist	173.6K	¥1,874	-195.6%	¥39M ($251K)
2024-01-22	SELL	Market Buy	アンアースインターナショナルリミテッド(Unearth International Limited) Unearth International Limited	activist	194.3K	¥1,851	-199.3%	¥30M ($191K)
2023-12-05	SELL	Market Buy	アンアースインターナショナルリミテッド(Unearth International Limited) Unearth International Limited	activist	210.4K	¥1,979	-179.9%	¥32M ($206K)
2023-10-19	SELL	Market Buy	アンアースインターナショナルリミテッド(Unearth International Limited) Unearth International Limited	activist	226.6K	¥1,760	-214.8%	¥27M ($175K)
2022-10-12	BUY	Market Buy	アンアースインターナショナルリミテッド(Unearth International Limited) Unearth International Limited	activist	242.0K	¥2,577	+115.0%	¥40M ($257K)
2022-07-05	BUY	Market Buy	アンアースインターナショナルリミテッド(Unearth International Limited) Unearth International Limited	activist	226.6K	¥2,600	+113.1%	¥38M ($247K)
2022-04-28	BUY	Market Buy	アンアースインターナショナルリミテッド(Unearth International Limited) Unearth International Limited	activist	211.8K	¥2,472	+124.1%	¥40M ($258K)
2022-03-09	BUY	Market Buy	アンアースインターナショナルリミテッド(Unearth International Limited) Unearth International Limited	activist	195.7K	¥2,344	+136.3%	¥37M ($236K)
2022-01-28	BUY	Market Buy	アンアースインターナショナルリミテッド(Unearth International Limited) Unearth International Limited	activist	180.1K	¥2,325	+138.3%	¥35M ($227K)
2021-11-30	BUY	Market Buy	アンアースインターナショナルリミテッド(Unearth International Limited) Unearth International Limited	activist	164.9K	¥2,440	+127.0%	¥40M ($259K)
2021-11-05	BUY	Market Buy	アンアースインターナショナルリミテッド(Unearth International Limited) Unearth International Limited	activist	148.5K	¥2,188	+153.2%	¥32M ($210K)

Frequently asked questions

Who has been buying Oi Electric Co., Ltd. stock?: 4 distinct investors have filed 9 disclosed large-shareholding filings in Oi Electric Co., Ltd. (6822), most recently on 2024-10-11. 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 Oi Electric Co., Ltd. have?: Oi Electric Co., Ltd. has 9 buy-side and 8 sell-side disclosures on record, covering ¥109M ($702K) in total reported value, spanning 2021-11-05 to 2024-10-11.
Where does StockDrifts get Oi Electric 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 Oi Electric Co., Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.