Who has been buying KOZO Holdings Co.,Ltd. stock?

7 distinct investors have filed 10 disclosed large-shareholding filings in KOZO Holdings Co.,Ltd. (9973), most recently on 2026-03-12. 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 KOZO Holdings Co.,Ltd. have?

KOZO Holdings Co.,Ltd. has 10 buy-side and 60 sell-side disclosures on record, covering ¥2.3B ($14.6M) in total reported value, spanning 2021-03-22 to 2026-03-12.

Where does StockDrifts get KOZO Holdings 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.

KOZO Holdings Co.,Ltd. 9973

Company

株式会社小僧寿しKOZO Holdings Co.,Ltd.

Investors

Buys

Total Value

¥2.3B ($14.6M)

Avg Return

+24.30%

Last Filing

2026-03-12

KOZO Holdings Co.,Ltd. (9973) has 10 disclosed large-shareholding filings and 60 disclosed disposals on record, filed by 7 distinct investors. Together those filings cover ¥2.3B ($14.6M) in reported transaction value. The earliest filing StockDrifts holds for KOZO Holdings Co.,Ltd. is dated 2021-03-22; the most recent is 2026-03-12. 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 +24.30%, 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
2026-03-12	SELL	unknown	株式会社JFLAホールディングス JFLA Holdings Inc.	corporate	16.1M	¥26	-3.9%	¥108M ($697K)
2025-08-15	SELL	Market Buy	マッコーリーバンクリミテッド Macquarie Bank Limited	passive	8.4M	¥26	-3.9%	¥241M ($1.6M)
2025-07-07	SELL	Market Buy	マッコーリーバンクリミテッド Macquarie Bank Limited	passive	17.8M	¥30	+10.0%	¥727M ($4.7M)
2025-07-04	SELL	Market Buy	マッコーリーバンクリミテッド Macquarie Bank Limited	passive	42.5M	¥30	+10.0%	¥103M ($663K)
2025-07-02	SELL	Market Buy	マッコーリーバンクリミテッド Macquarie Bank Limited	passive	46.3M	¥35	+22.9%	¥114M ($733K)
2025-06-24	SELL	Market Buy	マッコーリーバンクリミテッド Macquarie Bank Limited	passive	50.0M	¥19	-42.1%	¥66M ($427K)
2025-06-13	SELL	Market Buy	マッコーリーバンクリミテッド Macquarie Bank Limited	passive	54.1M	¥17	-58.8%	¥36M ($230K)
2025-05-08	SELL	Market Buy	マッコーリーバンクリミテッド Macquarie Bank Limited	passive	56.6M	¥17	-58.8%	¥42M ($271K)
2025-04-18	SELL	Market Buy	マッコーリーバンクリミテッド Macquarie Bank Limited	passive	59.6M	¥17	-58.8%	¥44M ($284K)
2025-04-17	SELL	Market Buy	マッコーリーバンクリミテッド Macquarie Bank Limited	passive	62.8M	¥17	-58.8%	¥4M ($24K)
2025-04-15	BUY	unknown	株式会社JFLAホールディングス JFLA Holdings Inc.	corporate	16.5M	¥18	+50.0%	¥297M ($1.9M)
2025-04-15	BUY	unknown	株式会社JFLAホールディングス JFLA Holdings Inc.	corporate	16.5M	¥18	+50.0%	¥297M ($1.9M)
2025-04-15	BUY	Market Buy	マッコーリーバンクリミテッド Macquarie Bank Limited	passive	63.1M	¥18	+50.0%	¥1.1B ($7.3M)
2025-04-15	BUY	Market Buy	マッコーリーバンクリミテッド Macquarie Bank Limited	passive	60.1M	¥18	+50.0%	¥1.1B ($7.0M)
2025-04-08	SELL	unknown	株式会社アスラポート(消滅会社) Asuraport Co., Ltd. (disappeared company)	other	0	¥17	-58.8%	¥179M ($1.2M)
2025-04-08	BUY	unknown	株式会社JFLAホールディングス JFLA Holdings Inc.	corporate	16.5M	¥17	+58.8%	¥179M ($1.2M)
2025-04-01	SELL	unknown	株式会社アスラポート Asuraport Co., Ltd.	corporate	10.5M	¥18	-50.0%	¥96M ($618K)
2025-04-01	BUY	unknown	株式会社JFLAホールディングス JFLA Holdings Inc.	corporate	6.0M	¥18	+50.0%	¥45M ($290K)
2024-07-12	SELL	subscription	マッコーリーバンクリミテッド Macquarie Bank Limited	passive	6.8M	¥20	-35.0%	¥193M ($1.2M)
2024-06-28	SELL	subscription	マッコーリーバンクリミテッド Macquarie Bank Limited	passive	16.7M	¥20	-35.0%	¥58M ($375K)
2024-05-31	SELL	subscription	マッコーリーバンクリミテッド Macquarie Bank Limited	passive	19.8M	¥19	-42.1%	¥44M ($283K)
2024-05-16	SELL	subscription	マッコーリーバンクリミテッド Macquarie Bank Limited	passive	22.3M	¥18	-50.0%	¥40M ($260K)
2024-03-29	SELL	subscription	マッコーリーバンクリミテッド Macquarie Bank Limited	passive	24.7M	¥18	-50.0%	¥39M ($252K)
2024-02-19	SELL	subscription	マッコーリーバンクリミテッド Macquarie Bank Limited	passive	27.1M	¥19	-42.1%	¥139M ($899K)
2024-02-15	SELL	subscription	マッコーリーバンクリミテッド Macquarie Bank Limited	passive	35.3M	¥19	-42.1%	¥7M ($45K)
2024-02-08	BUY	subscription	マッコーリーバンクリミテッド Macquarie Bank Limited	passive	35.7M	¥20	+35.0%	¥714M ($4.6M)
2023-06-27	SELL	unknown	株式会社アスラポート Asuraport Co., Ltd.	corporate	13.5M	¥21	-28.6%	¥33M ($214K)
2023-06-27	SELL	unknown	株式会社JFLAホールディングス JFLA Holdings Inc.	corporate	3.0M	¥21	-28.6%	¥38M ($247K)
2023-03-15	BUY	private	EVOLUTION JAPANアセットマネジメント株式会社(Evolution Japan Asset Management Co. EVOLUTION JAPAN Asset Management Co., Ltd.	passive	0	¥18	+50.0%	-
2023-03-15	SELL	private	エボファンド Evo Fund	activist	8.5M	¥18	-50.0%	¥436K ($3K)
2023-02-08	SELL	private	エボファンド Evo Fund	activist	11.0M	¥19	-42.1%	¥366K ($2K)
2023-02-08	BUY	private	EVOLUTION JAPANアセットマネジメント株式会社(Evolution Japan Asset Management Co. EVOLUTION JAPAN Asset Management Co., Ltd.	passive	0	¥19	+42.1%	-
2023-01-12	BUY	private	EVOLUTION JAPANアセットマネジメント株式会社(Evolution Japan Asset Management Co. EVOLUTION JAPAN Asset Management Co., Ltd.	passive	0	¥19	+42.1%	-
2023-01-12	BUY	private	エボファンド Evo Fund	activist	13.0M	¥19	+42.1%	¥248M ($1.6M)
2023-01-11	SELL	private	エボファンド Evo Fund	activist	13.0M	¥18	-50.0%	¥441K ($3K)
2023-01-11	BUY	private	EVOLUTION JAPANアセットマネジメント株式会社(Evolution Japan Asset Management Co. EVOLUTION JAPAN Asset Management Co., Ltd.	passive	0	¥18	+50.0%	-
2022-12-28	BUY	private	EVOLUTION JAPANアセットマネジメント株式会社(Evolution Japan Asset Management Co. EVOLUTION JAPAN Asset Management Co., Ltd.	passive	0	¥17	+58.8%	-
2022-12-28	BUY	private	エボファンド Evo Fund	activist	15.6M	¥17	+58.8%	¥33K ($212)
2022-12-27	BUY	private	EVOLUTION JAPANアセットマネジメント株式会社(Evolution Japan Asset Management Co. EVOLUTION JAPAN Asset Management Co., Ltd.	passive	0	¥17	+58.8%	-
2022-12-27	SELL	private	エボファンド Evo Fund	activist	15.4M	¥17	-58.8%	¥525K ($3K)
2022-12-20	BUY	private	EVOLUTION JAPANアセットマネジメント株式会社(Evolution Japan Asset Management Co. EVOLUTION JAPAN Asset Management Co., Ltd.	passive	0	¥18	+50.0%	-
2022-12-20	SELL	private	エボファンド Evo Fund	activist	18.8M	¥18	-50.0%	¥326K ($2K)
2022-12-19	BUY	unknown	株式会社アスラポート Asuraport Co., Ltd.	corporate	13.5M	¥18	+50.0%	¥243M ($1.6M)
2022-12-19	SELL	unknown	株式会社JFLAホールディングス JFLA Holdings Inc.	corporate	4.3M	¥18	-50.0%	¥36M ($230K)
2022-12-13	BUY	private	EVOLUTION JAPANアセットマネジメント株式会社(Evolution Japan Asset Management Co. EVOLUTION JAPAN Asset Management Co., Ltd.	passive	0	¥20	+35.0%	-
2022-12-13	SELL	private	エボファンド Evo Fund	activist	20.7M	¥20	-35.0%	¥460K ($3K)
2022-12-08	SELL	private	エボファンド Evo Fund	activist	23.2M	¥19	-42.1%	¥683K ($4K)
2022-12-08	BUY	private	EVOLUTION JAPANアセットマネジメント株式会社(Evolution Japan Asset Management Co. EVOLUTION JAPAN Asset Management Co., Ltd.	passive	0	¥19	+42.1%	-
2022-12-01	SELL	unknown	株式会社アスラポート Asuraport Co., Ltd.	corporate	13.5M	¥19	-42.1%	¥3M ($18K)
2022-12-01	SELL	unknown	株式会社JFLAホールディングス JFLA Holdings Inc.	corporate	6.3M	¥19	-42.1%	¥49M ($317K)

Showing the 50 most recent of 103 filings.

Frequently asked questions

Who has been buying KOZO Holdings Co.,Ltd. stock?: 7 distinct investors have filed 10 disclosed large-shareholding filings in KOZO Holdings Co.,Ltd. (9973), most recently on 2026-03-12. 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 KOZO Holdings Co.,Ltd. have?: KOZO Holdings Co.,Ltd. has 10 buy-side and 60 sell-side disclosures on record, covering ¥2.3B ($14.6M) in total reported value, spanning 2021-03-22 to 2026-03-12.
Where does StockDrifts get KOZO Holdings 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 KOZO Holdings Co.,Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.