Who has been buying Daihatsu Infinearth Mfg.Co.,Ltd stock?

6 distinct investors have filed 12 disclosed large-shareholding filings in Daihatsu Infinearth Mfg.Co.,Ltd (6023), most recently on 2026-02-06. 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 Daihatsu Infinearth Mfg.Co.,Ltd have?

Daihatsu Infinearth Mfg.Co.,Ltd has 12 buy-side and 11 sell-side disclosures on record, covering ¥8.6B ($55.5M) in total reported value, spanning 2021-10-04 to 2026-02-06.

Where does StockDrifts get Daihatsu Infinearth Mfg.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.

Daihatsu Infinearth Mfg.Co.,Ltd 6023

Company

ダイハツディーゼル株式会社Daihatsu Infinearth Mfg.Co.,Ltd

Investors

Buys

Total Value

¥8.6B ($55.5M)

Avg Return

+84.70%

Last Filing

2026-02-06

Daihatsu Infinearth Mfg.Co.,Ltd (6023) has 12 disclosed large-shareholding filings and 11 disclosed disposals on record, filed by 6 distinct investors. Together those filings cover ¥8.6B ($55.5M) in reported transaction value. The earliest filing StockDrifts holds for Daihatsu Infinearth Mfg.Co.,Ltd is dated 2021-10-04; the most recent is 2026-02-06. 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 +84.70%, 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
2026-02-06	SELL	Market Buy	カナメ・キャピタル・エルピー（Ｋａｎａｍｅ　Ｃａｐｉｔａｌ，Ｌ．Ｐ．） Kaname Capital, L.P.	activist	3.8M	¥2,507	+8.3%	¥838M ($5.4M)
2025-11-07	SELL	Market Buy	カナメ・キャピタル・エルピー(Kaname Capital,L.P.) Kaname Capital, L.P.	activist	4.2M	¥2,794	+17.7%	¥1.4B ($8.8M)
2025-06-09	BUY	Market Buy	カナメ・キャピタル・エルピー(Kaname Capital,L.P.) Kaname Capital, L.P.	activist	4.6M	¥1,917	+19.9%	¥128M ($827K)
2025-04-04	SELL	negotiated	ダイハツ工業株式会社 DAIHATSU MOTOR CO., LTD.	strategic	1.5M	¥1,493	-54.0%	¥14.4B ($92.9M)
2025-04-04	BUY	negotiated	ダイハツ工業株式会社 DAIHATSU MOTOR CO., LTD.	strategic	1.5M	¥1,493	+54.0%	¥14.4B ($92.9M)
2025-04-02	SELL	unknown	積水ハウス株式会社 Sekisui House, Ltd.	strategic	489.0K	¥1,723	-33.4%	¥2.6B ($16.8M)
2025-04-01	BUY	unknown	今治造船株式会社 IMABARI SHIPBUILDING CO., LTD.	other	5.0M	¥1,695	+35.6%	¥8.5B ($54.7M)
2025-03-12	SELL	negotiated	ダイハツ工業株式会社 Daihatsu Motor Co.,Ltd.	strategic	11.2M	¥1,806	-27.3%	¥2.4B ($15.7M)
2025-03-12	BUY	negotiated	ダイハツ工業株式会社 Daihatsu Motor Co.,Ltd.	strategic	11.2M	¥1,806	+27.3%	¥2.4B ($15.7M)
2025-03-11	SELL	unknown	積水ハウス株式会社 Sekisui House, Ltd.	strategic	2.0M	¥1,843	-24.7%	¥446M ($2.9M)
2024-11-18	BUY	Market Buy	カナメ・キャピタル・エルピー(Kaname Capital,L.P.) Kaname Capital, L.P.	activist	4.6M	¥1,391	+65.3%	¥447M ($2.9M)
2024-08-21	BUY	Market Buy	カナメ・キャピタル・エルピー(Kaname Capital,L.P.) Kaname Capital, L.P.	activist	4.3M	¥1,520	+51.3%	¥494M ($3.2M)
2024-08-02	BUY	Market Buy	カナメ・キャピタル・エルピー(Kaname Capital,L.P.) Kaname Capital, L.P.	activist	3.9M	¥1,442	+59.4%	¥468M ($3.0M)
2024-08-02	BUY	Market Buy	カナメ・キャピタル・エルピー(Kaname Capital,L.P.) Kaname Capital, L.P.	activist	3.9M	¥1,442	+59.4%	¥468M ($3.0M)
2024-06-12	BUY	Market Buy	カナメ・キャピタル・エルピー(Kaname Capital,L.P.) Kaname Capital, L.P.	activist	3.6M	¥1,659	+38.6%	¥581M ($3.7M)
2024-06-12	BUY	Market Buy	カナメ・キャピタル・エルピー(Kaname Capital,L.P.) Kaname Capital, L.P.	activist	3.6M	¥1,659	+38.6%	¥581M ($3.7M)
2024-02-21	BUY	Market Buy	カナメ・キャピタル・エルピー(Kaname Capital,L.P.) Kaname Capital, L.P.	activist	3.3M	¥1,444	+59.2%	¥460M ($3.0M)
2024-02-02	BUY	Market Buy	カナメ・キャピタル・エルピー(Kaname Capital,L.P.) Kaname Capital, L.P.	activist	2.9M	¥1,234	+86.3%	¥401M ($2.6M)
2024-01-04	BUY	Market Buy	カナメ・キャピタル・エルピー(Kaname Capital,L.P.) Kaname Capital, L.P.	activist	2.6M	¥1,029	+123.4%	¥393M ($2.5M)
2023-12-22	BUY	Market Buy	カナメ・キャピタル・エルピー(Kaname Capital,L.P.) Kaname Capital, L.P.	activist	2.2M	¥987	+132.9%	¥305M ($2.0M)
2023-11-02	BUY	Market Buy	カナメ・キャピタル・エルピー(Kaname Capital,L.P.) Kaname Capital, L.P.	activist	1.9M	¥824	+179.0%	¥1.6B ($10.2M)
2023-11-02	BUY	Market Buy	カナメ・キャピタル・エルピー(Kaname Capital,L.P.) Kaname Capital, L.P.	activist	1.9M	¥824	+179.0%	¥268M ($1.7M)
2023-09-13	BUY	Market Buy	カナメ・キャピタル・エルピー(Kaname Capital,L.P.) Kaname Capital, L.P.	activist	1.6M	¥866	+165.5%	¥1.4B ($8.9M)
2023-09-13	BUY	Market Buy	カナメ・キャピタル・エルピー(Kaname Capital,L.P.) Kaname Capital, L.P.	activist	1.6M	¥866	+165.5%	¥1.4B ($8.9M)
2022-08-05	SELL	unknown	エフエムアールエルエルシー(FMR LLC) FMR LLC	other	1.4M	¥525	-337.9%	¥191M ($1.2M)
2022-07-22	SELL	unknown	エフエムアールエルエルシー(FMR LLC) FMR LLC	other	1.8M	¥480	-379.0%	¥187M ($1.2M)
2022-06-07	SELL	unknown	エフエムアールエルエルシー(FMR LLC) FMR LLC	other	2.2M	¥465	-394.4%	¥209M ($1.3M)
2022-05-20	SELL	unknown	エフエムアールエルエルシー(FMR LLC) FMR LLC	other	2.6M	¥463	-396.5%	¥237M ($1.5M)
2021-10-04	SELL	Market Buy	ひびき・パース・アドバイザーズ(Hibiki Path Advisors Pte. Ltd.) Hibiki Path Advisors Pte. Ltd.	activist	1.3M	¥655	-251.0%	¥209M ($1.3M)

Frequently asked questions

Who has been buying Daihatsu Infinearth Mfg.Co.,Ltd stock?: 6 distinct investors have filed 12 disclosed large-shareholding filings in Daihatsu Infinearth Mfg.Co.,Ltd (6023), most recently on 2026-02-06. 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 Daihatsu Infinearth Mfg.Co.,Ltd have?: Daihatsu Infinearth Mfg.Co.,Ltd has 12 buy-side and 11 sell-side disclosures on record, covering ¥8.6B ($55.5M) in total reported value, spanning 2021-10-04 to 2026-02-06.
Where does StockDrifts get Daihatsu Infinearth Mfg.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 Daihatsu Infinearth Mfg.Co.,Ltd. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.