Who has been buying Fuluhashi EPO Corporation stock?

6 distinct investors have filed 15 disclosed large-shareholding filings in Fuluhashi EPO Corporation (9221), most recently on 2026-05-11. 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 Fuluhashi EPO Corporation have?

Fuluhashi EPO Corporation has 15 buy-side and 12 sell-side disclosures on record, covering ¥15.8B ($102.3M) in total reported value, spanning 2022-04-28 to 2026-05-11.

Where does StockDrifts get Fuluhashi EPO Corporation 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.

Fuluhashi EPO Corporation 9221

Company

フルハシEPO株式会社Fuluhashi EPO Corporation

Investors

Buys

Total Value

¥15.8B ($102.3M)

Avg Return

+55.52%

Last Filing

2026-05-11

Fuluhashi EPO Corporation (9221) has 15 disclosed large-shareholding filings and 12 disclosed disposals on record, filed by 6 distinct investors. Together those filings cover ¥15.8B ($102.3M) in reported transaction value. The earliest filing StockDrifts holds for Fuluhashi EPO Corporation is dated 2022-04-28; the most recent is 2026-05-11. 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 +55.52%, 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
2026-06-19	BUY	unknown	山口昭彦	activist	170.8K	¥1,136	+6.5%	¥194M ($1.3M)
2026-06-19	BUY	unknown	株式会社ヤマグチ	activist	4.6M	¥1,136	+6.5%	¥5.2B ($33.4M)
2026-06-19	BUY	unknown	山口直彦	activist	182.5K	¥1,136	+6.5%	¥207M ($1.3M)
2026-05-11	BUY	unknown	山口昭彦	activist	170.8K	¥1,222	-5.3%	¥209M ($1.3M)
2026-05-11	BUY	unknown	株式会社ヤマグチ	activist	4.6M	¥1,222	-5.3%	¥5.6B ($36.0M)
2026-05-11	BUY	unknown	山口直彦	activist	182.5K	¥1,222	-5.3%	¥223M ($1.4M)
2026-02-20	SELL	Market Buy	清板大亮 Seita Daisuke	passive	444.1K	¥1,338	+6.3%	¥208M ($1.3M)
2025-11-28	SELL	unknown	株式会社ヤマグチ	activist	4.6M	¥1,166	-7.5%	¥5.7B ($36.9M)
2025-11-28	BUY	unknown	山口直彦	activist	182.5K	¥1,166	+7.5%	¥229M ($1.5M)
2025-04-25	BUY	Market Buy	清板大亮 Seita Daisuke	passive	600.0K	¥927	+35.3%	¥556M ($3.6M)
2025-03-14	BUY	unknown	株式会社ヤマグチ Yamaguchi Co., Ltd.	activist	4.9M	¥836	+50.0%	¥4.0B ($25.9M)
2025-03-14	BUY	unknown	株式会社ヤマグチ Yamaguchi Co., Ltd.	activist	4.9M	¥836	+50.0%	¥4.0B ($25.9M)
2025-03-14	SELL	unknown	株式会社ヤマグチ Yamaguchi Co., Ltd.	activist	5.1M	¥836	-50.0%	¥6M ($38K)
2025-03-14	BUY	unknown	山口直彦 NAOHIKO YAMAGUCHI	activist	175.5K	¥836	+50.0%	¥6M ($38K)
2025-03-14	BUY	unknown	山口直彦 NAOHIKO YAMAGUCHI	activist	175.5K	¥836	+50.0%	¥147M ($947K)
2025-03-14	BUY	unknown	山口直彦 NAOHIKO YAMAGUCHI	activist	175.5K	¥836	+50.0%	¥147M ($947K)
2024-02-07	BUY	unknown	山口直彦 NAOHIKO YAMAGUCHI	activist	168.1K	¥900	+39.3%	¥151M ($976K)
2024-02-07	BUY	unknown	株式会社ヤマグチ Yamaguchi Co., Ltd.	activist	5.1M	¥900	+39.3%	¥4.6B ($29.4M)
2024-01-23	BUY	unknown	株式会社ヤマグチ Yamaguchi Co., Ltd.	activist	5.1M	¥795	+57.7%	¥4.0B ($26.0M)
2024-01-23	BUY	unknown	山口直彦 NAOHIKO YAMAGUCHI	activist	168.1K	¥795	+57.7%	¥134M ($862K)
2023-12-01	BUY	unknown	株式会社ヤマグチ Yamaguchi Co., Ltd.	activist	5.1M	¥745	+68.3%	¥3.8B ($24.3M)
2023-12-01	BUY	unknown	山口直彦 NAOHIKO YAMAGUCHI	activist	168.1K	¥745	+68.3%	¥125M ($808K)
2023-10-02	BUY	unknown	株式会社ヤマグチ Yamaguchi Co., Ltd.	activist	5.1M	¥753	+66.5%	¥3.8B ($24.3M)
2023-10-02	SELL	unknown	山口直彦 NAOHIKO YAMAGUCHI	activist	168.1K	¥753	-66.5%	¥14M ($91K)
2023-03-13	BUY	unknown	株式会社ヤマグチ Yamaguchi Co., Ltd.	activist	2.5M	¥1,038.5	+20.8%	¥2.6B ($17.0M)
2023-03-13	BUY	unknown	山口直彦 NAOHIKO YAMAGUCHI	activist	78.9K	¥1,038.5	+20.8%	¥82M ($529K)
2023-02-01	BUY	unknown	株式会社ヤマグチ Yamaguchi Co., Ltd.	activist	2.5M	¥1,003.5	+25.0%	¥2.5B ($16.4M)
2023-02-01	BUY	unknown	山口直彦 NAOHIKO YAMAGUCHI	activist	78.9K	¥1,003.5	+25.0%	¥79M ($511K)
2023-02-01	BUY	unknown	株式会社ヤマグチ Yamaguchi Co., Ltd.	activist	2.5M	¥1,003.5	+25.0%	¥2.5B ($16.4M)
2023-02-01	BUY	unknown	山口直彦 NAOHIKO YAMAGUCHI	activist	78.9K	¥1,003.5	+25.0%	¥79M ($511K)
2022-12-06	BUY	unknown	山口昭彦 AKIHIKO YAMAGUCHI	activist	76.2K	¥704	+78.1%	¥49M ($316K)
2022-12-06	SELL	unknown	山口郁子 Ikuko Yamaguchi	activist	171.0K	¥704	-78.1%	¥2M ($14K)
2022-12-06	BUY	unknown	株式会社ヤマグチ Yamaguchi Co., Ltd.	activist	2.5M	¥704	+78.1%	¥1.1B ($7.2M)
2022-12-06	BUY	unknown	山口昭彦 AKIHIKO YAMAGUCHI	unknown	76.2K	¥704	+78.1%	¥54M ($346K)
2022-12-06	SELL	unknown	山口郁子 Ikuko Yamaguchi	activist	171.0K	¥704	-78.1%	¥2M ($14K)
2022-12-06	BUY	unknown	株式会社ヤマグチ Yamaguchi Co., Ltd.	activist	2.5M	¥704	+78.1%	¥1.1B ($7.2M)
2022-12-06	SELL	unknown	山口直彦 NAOHIKO YAMAGUCHI	activist	78.9K	¥704	-78.1%	¥725M ($4.7M)
2022-12-06	SELL	unknown	山口直彦 NAOHIKO YAMAGUCHI	activist	78.9K	¥704	-78.1%	¥725M ($4.7M)
2022-12-06	BUY	unknown	山口昭彦 AKIHIKO YAMAGUCHI	activist	76.2K	¥704	+78.1%	¥49M ($316K)
2022-12-06	BUY	unknown	山口昭彦 AKIHIKO YAMAGUCHI	unknown	76.2K	¥704	+78.1%	¥54M ($346K)
2022-11-28	BUY	unknown	山口直彦 NAOHIKO YAMAGUCHI	activist	1.1M	¥686.5	+82.7%	¥761M ($4.9M)
2022-11-28	BUY	unknown	株式会社ヤマグチ Yamaguchi Co., Ltd.	activist	940.0K	¥686.5	+82.7%	¥645M ($4.2M)
2022-10-18	SELL	unknown	株式会社ヤマグチ Yamaguchi Co., Ltd.	activist	940.0K	¥751.5	-66.9%	¥13M ($87K)
2022-10-18	SELL	unknown	株式会社ヤマグチ Yamaguchi Co., Ltd.	activist	940.0K	¥751.5	-66.9%	¥13M ($87K)
2022-10-18	SELL	unknown	山口直彦 NAOHIKO YAMAGUCHI	activist	1.1M	¥751.5	-66.9%	¥11M ($72K)
2022-10-18	SELL	unknown	山口直彦 NAOHIKO YAMAGUCHI	activist	1.1M	¥751.5	-66.9%	¥11M ($72K)
2022-04-28	BUY	unknown	山口昭彦 AKIHIKO YAMAGUCHI	unknown	631.9K	¥824	+52.2%	¥521M ($3.4M)
2022-04-28	BUY	unknown	山口郁子 Ikuko Yamaguchi	activist	171.0K	¥824	+52.2%	¥141M ($909K)
2022-04-28	BUY	unknown	有限会社ヤマグチ Yamaguchi Co., Ltd.	activist	940.0K	¥824	+52.2%	¥775M ($5.0M)
2022-04-28	BUY	unknown	山口直彦 NAOHIKO YAMAGUCHI	activist	1.1M	¥824	+52.2%	¥909M ($5.9M)

Showing the 50 most recent of 51 filings.

Frequently asked questions

Who has been buying Fuluhashi EPO Corporation stock?: 6 distinct investors have filed 15 disclosed large-shareholding filings in Fuluhashi EPO Corporation (9221), most recently on 2026-05-11. 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 Fuluhashi EPO Corporation have?: Fuluhashi EPO Corporation has 15 buy-side and 12 sell-side disclosures on record, covering ¥15.8B ($102.3M) in total reported value, spanning 2022-04-28 to 2026-05-11.
Where does StockDrifts get Fuluhashi EPO Corporation 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 Fuluhashi EPO Corporation. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.