Who has been buying FRONTEO, Inc. stock?

3 distinct investors have filed 2 disclosed large-shareholding filings in FRONTEO, Inc. (2158), most recently on 2026-03-19. 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 FRONTEO, Inc. have?

FRONTEO, Inc. has 2 buy-side and 5 sell-side disclosures on record, covering ¥3.4B ($22.0M) in total reported value, spanning 2022-07-22 to 2026-03-19.

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.

FRONTEO, Inc. 2158

Company

株式会社FRONTEOFRONTEO, Inc.

Investors

Buys

Total Value

¥3.4B ($22.0M)

Avg Return

+26.51%

Last Filing

2026-03-19

FRONTEO, Inc. (2158) has 2 disclosed large-shareholding filings and 5 disclosed disposals on record, filed by 3 distinct investors. Together those filings cover ¥3.4B ($22.0M) in reported transaction value. The earliest filing StockDrifts holds for FRONTEO, Inc. is dated 2022-07-22; the most recent is 2026-03-19. Across these filings the average return since disclosure is +26.51%, 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
2026-03-19	BUY	unknown	守本正宏 MORIMOTO MASAHIRO	activist	6.4M	¥806	-	¥1.9B ($12.1M)
2026-03-19	BUY	Market Buy	守本正宏 MORIMOTO MASAHIRO	activist	6.4M	¥806	-19.0%	¥1.9B ($12.1M)
2026-03-19	SELL	unknown	株式会社キャプスタン・メディカル CAPSTAN MEDICAL CO.,LTD.	unknown	0	¥806	+19.0%	¥1.9B ($12.1M)
2026-02-25	SELL	Market Buy	株式会社キャプスタン・メディカル CAPSTAN MEDICAL CO.,LTD.	passive	2.3M	¥914	+28.6%	¥385M ($2.5M)
2025-10-22	BUY	unknown	守本正宏 MORIMOTO MASAHIRO	activist	4.0M	¥971	-	-
2024-08-19	SELL	unknown	守本正宏 MORIMOTO MASAHIRO	activist	6.8M	¥655	+0.3%	¥237M ($1.5M)
2024-08-14	BUY	unknown	守本正宏 MORIMOTO MASAHIRO	activist	4.0M	¥560	-	¥1.5B ($9.9M)
2024-08-14	BUY	Market Buy	株式会社キャプスタン・メディカル CAPSTAN MEDICAL CO.,LTD.	passive	2.8M	¥560	-	¥1.5B ($9.9M)
2024-08-14	SELL	unknown	守本正宏 MORIMOTO MASAHIRO	activist	4.0M	¥560	-16.6%	¥1.7B ($11.2M)
2024-08-14	BUY	Market Buy	株式会社キャプスタン・メディカル CAPSTAN MEDICAL CO.,LTD.	passive	2.8M	¥560	+16.6%	¥1.5B ($9.9M)
2022-07-22	SELL	unknown	池上成朝 Naritomo Ikeue	strategic	2.8M	¥1,029	+36.5%	¥368M ($2.4M)

Frequently asked questions

Who has been buying FRONTEO, Inc. stock?: 3 distinct investors have filed 2 disclosed large-shareholding filings in FRONTEO, Inc. (2158), most recently on 2026-03-19. 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 FRONTEO, Inc. have?: FRONTEO, Inc. has 2 buy-side and 5 sell-side disclosures on record, covering ¥3.4B ($22.0M) in total reported value, spanning 2022-07-22 to 2026-03-19.
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.