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

1 distinct investors have filed 1 disclosed large-shareholding filings in Daiichi Co.,Ltd. (7643), most recently on 2023-04-21. 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 Daiichi Co.,Ltd. have?

Daiichi Co.,Ltd. has 1 buy-side and 1 sell-side disclosures on record, covering ¥103M ($665K) in total reported value, spanning 2021-12-07 to 2023-04-21.

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.

Daiichi Co.,Ltd. 7643

Company

株式会社ダイイチDaiichi Co.,Ltd.

Investors

Buys

Total Value

¥103M ($665K)

Avg Return

+96.77%

Last Filing

2023-04-21

Daiichi Co.,Ltd. (7643) has 1 disclosed large-shareholding filings and 1 disclosed disposals on record, filed by 1 distinct investors. Together those filings cover ¥103M ($665K) in reported transaction value. The earliest filing StockDrifts holds for Daiichi Co.,Ltd. is dated 2021-12-07; the most recent is 2023-04-21. Across these filings the average return since disclosure is +96.77%, 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
2026-06-11	SELL	unknown	フィデリティマネジメントアンドリサーチカンパニーエルエルシー Fidelity Management & Research Company LLC	corporate	354.5K	¥1,695	-1.4%	¥217M ($1.4M)
2026-06-11	BUY	Market Buy	エフアイエーエムエルエルシー FIAM LLC	other	404.2K	¥1,695	+1.4%	¥186M ($1.2M)
2026-06-11	SELL	unknown	フィデリティマネジメントアンドリサーチカンパニーエルエルシー Fidelity Management & Research Company LLC	corporate	482.3K	¥1,695	-1.4%	¥83M ($538K)
2026-06-11	BUY	Market Buy	エフアイエーエムエルエルシー FIAM LLC	other	293.7K	¥1,695	+1.4%	¥202M ($1.3M)
2026-06-10	SELL	unknown	フィデリティマネジメントアンドリサーチカンパニーエルエルシー Fidelity Management & Research Company LLC	corporate	531.8K	¥1,705	-0.8%	¥183M ($1.2M)
2026-06-10	SELL	unknown	エフアイエーエムエルエルシー FIAM LLC	other	175.5K	¥1,705	-0.8%	¥18M ($113K)
2026-06-08	BUY	Market Buy	フィデリティマネジメントアンドリサーチカンパニーエルエルシー Fidelity Management & Research Company LLC	corporate	639.0K	¥1,700	+1.1%	¥111M ($715K)
2026-06-08	BUY	Market Buy	エフアイエーエムエルエルシー FIAM LLC	other	185.5K	¥1,700	+1.1%	¥91M ($590K)
2023-04-21	SELL	unknown	エフエムアールエルエルシー(FMR LLC) FMR LLC	other	707.3K	¥802	-114.3%	¥94M ($610K)
2023-04-21	SELL	unknown	エフエムアールエルエルシー(FMR LLC) FMR LLC	other	707.3K	¥802	-114.3%	¥94M ($610K)
2021-12-07	BUY	Market Buy	エフエムアールエルエルシー(FMR LLC) FMR LLC	other	824.5K	¥866	+98.5%	¥103M ($665K)
2021-12-07	BUY	Market Buy	エフエムアールエルエルシー(FMR LLC) FMR LLC	other	824.5K	¥866	+98.5%	¥103M ($665K)

Frequently asked questions

Who has been buying Daiichi Co.,Ltd. stock?: 1 distinct investors have filed 1 disclosed large-shareholding filings in Daiichi Co.,Ltd. (7643), most recently on 2023-04-21. 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 Daiichi Co.,Ltd. have?: Daiichi Co.,Ltd. has 1 buy-side and 1 sell-side disclosures on record, covering ¥103M ($665K) in total reported value, spanning 2021-12-07 to 2023-04-21.
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.