Who has been buying EPCO Co.,Ltd. stock?

3 distinct investors have filed 1 disclosed large-shareholding filings in EPCO Co.,Ltd. (2311), most recently on 2026-03-31. 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 EPCO Co.,Ltd. have?

EPCO Co.,Ltd. has 1 buy-side and 5 sell-side disclosures on record, covering ¥799M ($5.2M) in total reported value, spanning 2021-12-24 to 2026-03-31.

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.

EPCO Co.,Ltd. 2311

Company

株式会社エプコEPCO Co.,Ltd.

Investors

Buys

Total Value

¥799M ($5.2M)

Avg Return

+4.13%

Last Filing

2026-03-31

EPCO Co.,Ltd. (2311) has 1 disclosed large-shareholding filings and 5 disclosed disposals on record, filed by 3 distinct investors. Together those filings cover ¥799M ($5.2M) in reported transaction value. The earliest filing StockDrifts holds for EPCO Co.,Ltd. is dated 2021-12-24; the most recent is 2026-03-31. Across these filings the average return since disclosure is +4.13%, 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
2026-03-31	SELL	unknown	パナソニックホールディングス株式会社 Panasonic Holdings Corporation	unknown	0	¥799	+0.6%	¥799M ($5.2M)
2026-03-31	BUY	unknown	パナソニックハウジングソリューションズ株式会社 Panasonic Housing Solutions Co., Ltd.	strategic	1.0M	¥799	-0.6%	¥799M ($5.2M)
2022-09-02	SELL	unknown	株式会社LIXIL LIXIL Corporation	strategic	465.0K	¥650	-22.1%	¥147M ($945K)
2022-09-01	SELL	unknown	パナソニックホールディングス株式会社 Panasonic Holdings Corporation	strategic	1.0M	¥656	-21.0%	¥128M ($824K)
2022-04-04	BUY	unknown	パナソニックホールディングス株式会社 Panasonic Holdings Corporation	strategic	1.2M	¥698	-	-
2021-12-28	BUY	unknown	株式会社LIXIL LIXIL Corporation	strategic	690.0K	¥782	-	¥149M ($959K)
2021-12-28	SELL	unknown	株式会社LIXIL LIXIL Corporation	strategic	690.0K	¥782	-1.5%	¥149M ($959K)
2021-12-24	SELL	unknown	パナソニック株式会社 Panasonic Corporation	strategic	1.2M	¥784	-1.3%	¥152M ($980K)

Frequently asked questions

Who has been buying EPCO Co.,Ltd. stock?: 3 distinct investors have filed 1 disclosed large-shareholding filings in EPCO Co.,Ltd. (2311), most recently on 2026-03-31. 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 EPCO Co.,Ltd. have?: EPCO Co.,Ltd. has 1 buy-side and 5 sell-side disclosures on record, covering ¥799M ($5.2M) in total reported value, spanning 2021-12-24 to 2026-03-31.
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.