Who has been buying Moi Corporation stock?

2 distinct investors have filed 2 disclosed large-shareholding filings in Moi Corporation (5031), most recently on 2025-03-26. 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 Moi Corporation have?

Moi Corporation has 2 buy-side and 2 sell-side disclosures on record, covering ¥8.0B ($51.6M) in total reported value, spanning 2022-04-27 to 2025-03-26.

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.

Moi Corporation 5031

Company

モイ株式会社Moi Corporation

Investors

Buys

Total Value

¥8.0B ($51.6M)

Avg Return

-69.41%

Last Filing

2025-03-26

Moi Corporation (5031) has 2 disclosed large-shareholding filings and 2 disclosed disposals on record, filed by 2 distinct investors. Together those filings cover ¥8.0B ($51.6M) in reported transaction value. The earliest filing StockDrifts holds for Moi Corporation is dated 2022-04-27; the most recent is 2025-03-26. Across these filings the average return since disclosure is -69.41%, 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
2026-07-22	BUY	subscription	SBIホールディングス株式会社	activist	3.5M	¥328	-	-
2026-07-22	SELL	unknown	株式会社SBI証券	other	17	¥328	-30.5%	¥67M ($432K)
2026-07-07	BUY	subscription	SBIホールディングス株式会社	activist	3.5M	¥337	+27.0%	¥1.2B ($7.7M)
2026-07-07	BUY	unknown	株式会社SBI証券	other	203.8K	¥337	+27.0%	¥69M ($443K)
2026-07-07	SELL	unknown	赤松洋介 Akamatsu Yosuke	activist	6.9M	¥337	-27.0%	¥630M ($4.1M)
2026-07-07	BUY	unknown	赤松洋介 Akamatsu Yosuke	activist	6.9M	¥337	-	¥630M ($4.1M)
2026-05-26	SELL	unknown	赤松洋介 Akamatsu Yosuke	activist	7.0M	¥930	+54.0%	¥81M ($520K)
2026-05-26	BUY	unknown	赤松洋介 Akamatsu Yosuke	activist	7.0M	¥930	-	¥81M ($520K)
2025-03-26	BUY	unknown	赤松洋介 Yosuke Akamatsu	activist	7.0M	¥241	-	¥21M ($135K)
2025-03-26	SELL	unknown	赤松洋介 Yosuke Akamatsu	activist	7.0M	¥241	-77.6%	¥21M ($135K)
2024-04-30	SELL	unknown	赤松洋介 YOSUKE AKAMATSU	activist	7.1M	¥250	-71.2%	¥139M ($899K)
2024-04-30	BUY	unknown	赤松洋介 YOSUKE AKAMATSU	activist	7.1M	¥250	-	¥139M ($899K)
2022-05-09	BUY	unknown	赤松洋介 Akamatsu Yosuke	activist	7.2M	¥809	-47.1%	¥5.9B ($37.8M)
2022-04-27	BUY	Market Buy	イーストベンチャーズ株式会社 East Ventures K.K.	passive	2.1M	¥1,028	-58.4%	¥2.1B ($13.8M)

Frequently asked questions

Who has been buying Moi Corporation stock?: 2 distinct investors have filed 2 disclosed large-shareholding filings in Moi Corporation (5031), most recently on 2025-03-26. 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 Moi Corporation have?: Moi Corporation has 2 buy-side and 2 sell-side disclosures on record, covering ¥8.0B ($51.6M) in total reported value, spanning 2022-04-27 to 2025-03-26.
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.