Who has been buying First Juken Co., Ltd. stock?

1 distinct investors have filed 0 disclosed large-shareholding filings in First Juken Co., Ltd. (8917), most recently on 2025-07-07. 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 First Juken Co., Ltd. have?

First Juken Co., Ltd. has 0 buy-side and 6 sell-side disclosures on record, spanning 2022-11-08 to 2025-07-07.

Where does StockDrifts get First Juken 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.

First Juken Co., Ltd. 8917

Company

ファースト住建株式会社First Juken Co., Ltd.

Investors

Buys

Total Value

—

Avg Return

—

Last Filing

2025-07-07

First Juken Co., Ltd. (8917) has 0 disclosed large-shareholding filings and 6 disclosed disposals on record, filed by 1 distinct investors. The earliest filing StockDrifts holds for First Juken Co., Ltd. is dated 2022-11-08; the most recent is 2025-07-07. All of it is parsed from EDINET large-shareholding (5%+) reports, the official disclosure system operated by the Financial Services Agency (Japan).

Price & insider activity (12 months)

Recent filings

Date	Type	Source	Insider	Purpose	Shares	Price at filing	Return	Value
2025-07-07	SELL	unknown	エフエムアールエルエルシー(FMR LLC) FMR LLC	other	841.8K	¥1,015	-18.0%	¥184M ($1.2M)
2025-05-22	SELL	unknown	エフエムアールエルエルシー(FMR LLC) FMR LLC	other	1.0M	¥985	-21.6%	¥175M ($1.1M)
2025-04-22	SELL	unknown	エフエムアールエルエルシー(FMR LLC) FMR LLC	other	1.2M	¥1,050	-14.1%	¥240M ($1.5M)
2025-02-07	SELL	unknown	エフエムアールエルエルシー(FMR LLC) FMR LLC	other	1.4M	¥1,016	-17.9%	¥184M ($1.2M)
2024-11-22	SELL	unknown	エフエムアールエルエルシー(FMR LLC) FMR LLC	other	1.6M	¥1,001	-19.7%	¥74M ($480K)
2024-11-08	BUY	unknown	エフエムアールエルエルシー(FMR LLC) FMR LLC	other	1.7M	¥1,011	+18.5%	¥1.7B ($11.0M)
2024-10-07	BUY	unknown	エフエムアールエルエルシー(FMR LLC) FMR LLC	other	1.7M	¥1,140	+5.1%	¥1.9B ($12.4M)
2024-08-22	BUY	unknown	エフエムアールエルエルシー(FMR LLC) FMR LLC	other	1.7M	¥1,054	+13.7%	¥1.8B ($11.4M)
2024-05-22	BUY	unknown	エフエムアールエルエルシー(FMR LLC) FMR LLC	other	1.7M	¥1,054	+13.7%	¥1.8B ($11.4M)
2024-05-09	BUY	unknown	エフエムアールエルエルシー(FMR LLC) FMR LLC	other	1.7M	¥1,071	+11.9%	¥1.8B ($11.6M)
2024-04-22	BUY	unknown	エフエムアールエルエルシー(FMR LLC) FMR LLC	other	1.7M	¥1,124	+6.6%	¥1.9B ($12.2M)
2023-11-22	BUY	unknown	エフエムアールエルエルシー(FMR LLC) FMR LLC	other	1.7M	¥1,100	+8.9%	¥1.9B ($11.9M)
2023-11-08	BUY	unknown	エフエムアールエルエルシー(FMR LLC) FMR LLC	other	1.7M	¥1,087	+10.2%	¥1.8B ($11.8M)
2023-05-22	BUY	unknown	エフエムアールエルエルシー(FMR LLC) FMR LLC	other	1.7M	¥1,111	+7.8%	¥1.9B ($12.1M)
2023-05-10	SELL	unknown	エフエムアールエルエルシー(FMR LLC) FMR LLC	other	1.7M	¥1,100	-8.9%	¥7M ($48K)
2022-11-22	BUY	unknown	エフエムアールエルエルシー(FMR LLC) FMR LLC	other	1.7M	¥1,020	+17.4%	¥1.7B ($11.1M)
2022-11-08	BUY	unknown	エフエムアールエルエルシー(FMR LLC) FMR LLC	other	1.7M	¥999	+19.9%	¥1.7B ($10.9M)

Frequently asked questions

Who has been buying First Juken Co., Ltd. stock?: 1 distinct investors have filed 0 disclosed large-shareholding filings in First Juken Co., Ltd. (8917), most recently on 2025-07-07. 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 First Juken Co., Ltd. have?: First Juken Co., Ltd. has 0 buy-side and 6 sell-side disclosures on record, spanning 2022-11-08 to 2025-07-07.
Where does StockDrifts get First Juken 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 First Juken Co., Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.