Who has been buying CROOZ, Inc. stock?

6 distinct investors have filed 7 disclosed large-shareholding filings in CROOZ, Inc. (2138), most recently on 2026-05-07. 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 CROOZ, Inc. have?

CROOZ, Inc. has 7 buy-side and 15 sell-side disclosures on record, covering ¥2.3B ($15.1M) in total reported value, spanning 2021-04-21 to 2026-05-07.

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.

CROOZ, Inc. 2138

Company

クルーズ株式会社CROOZ, Inc.

Investors

Buys

Total Value

¥2.3B ($15.1M)

Avg Return

-38.24%

Last Filing

2026-05-07

CROOZ, Inc. (2138) has 7 disclosed large-shareholding filings and 15 disclosed disposals on record, filed by 6 distinct investors. Together those filings cover ¥2.3B ($15.1M) in reported transaction value. The earliest filing StockDrifts holds for CROOZ, Inc. is dated 2021-04-21; the most recent is 2026-05-07. Across these filings the average return since disclosure is -38.24%, 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
2026-06-26	SELL	Market Buy	清原達郎 Tatsuro Kiyohara	passive	498.1K	¥364	-13.5%	¥55M ($353K)
2026-05-20	SELL	Market Buy	清原達郎 Tatsuro Kiyohara	passive	648.4K	¥518	+20.3%	¥78M ($502K)
2026-05-07	SELL	Market Buy	清原達郎 Tatsuro Kiyohara	passive	797.7K	¥519	+20.4%	¥72M ($464K)
2024-02-21	SELL	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	307.0K	¥902	+54.2%	¥314M ($2.0M)
2024-02-06	BUY	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	656.1K	¥712	-42.0%	¥467M ($3.0M)
2023-11-06	BUY	Market Buy	小渕宏二 Koji Obuchi	activist	7.5M	¥930	-55.6%	¥930M ($6.0M)
2023-11-01	SELL	unknown	タワー投資顧問株式会社 TOWER INVESTMENT MANAGEMENT Co.,Ltd	unknown	0	¥890	+53.6%	¥841M ($5.4M)
2023-10-24	BUY	Market Buy	清原達郎 Tatsuro Kiyohara	passive	936.4K	¥909	-	¥851M ($5.5M)
2023-10-24	BUY	acquisition	清原達郎 Tatsuro Kiyohara	passive	936.4K	¥909	-54.6%	¥851M ($5.5M)
2023-10-02	SELL	Market Buy	タワー投資顧問株式会社 TOWER INVESTMENT MANAGEMENT Co.,Ltd	passive	944.3K	¥888	+53.5%	¥116M ($750K)
2023-09-01	SELL	Market Buy	タワー投資顧問株式会社 TOWER INVESTMENT MANAGEMENT Co.,Ltd	passive	1.1M	¥1,062	+61.1%	¥17M ($107K)
2023-08-21	SELL	Market Buy	タワー投資顧問株式会社 TOWER INVESTMENT MANAGEMENT Co.,Ltd	activist	1.1M	¥975	+57.6%	¥224M ($1.4M)
2023-08-18	SELL	Market Buy	タワー投資顧問株式会社 TOWER INVESTMENT MANAGEMENT Co.,Ltd	activist	1.3M	¥944	+56.3%	¥196M ($1.3M)
2023-08-17	SELL	Market Buy	タワー投資顧問株式会社 TOWER INVESTMENT MANAGEMENT Co.,Ltd	activist	1.5M	¥1,056	+60.9%	¥283M ($1.8M)
2023-06-20	SELL	Market Buy	タワー投資顧問株式会社 TOWER INVESTMENT MANAGEMENT Co.,Ltd	activist	1.8M	¥945	+56.3%	¥171M ($1.1M)
2023-05-23	SELL	Market Buy	タワー投資顧問株式会社 TOWER INVESTMENT MANAGEMENT Co.,Ltd	activist	2.0M	¥879	+53.0%	¥180M ($1.2M)
2023-05-19	SELL	Market Buy	タワー投資顧問株式会社 TOWER INVESTMENT MANAGEMENT Co.,Ltd	activist	2.2M	¥992	+58.4%	¥809M ($5.2M)
2023-02-15	SELL	Market Buy	タワー投資顧問株式会社 TOWER INVESTMENT MANAGEMENT Co.,Ltd	activist	3.0M	¥1,000	+58.7%	¥171M ($1.1M)
2022-10-21	SELL	unknown	フィデリティ投信株式会社 FIL Investments (Japan) Limited	other	479.1K	¥1,029	+59.9%	¥192M ($1.2M)
2022-05-11	BUY	Market Buy	タワー投資顧問株式会社 TOWER INVESTMENT MANAGEMENT Co.,Ltd	activist	3.2M	¥726	-43.1%	¥94M ($607K)
2022-04-25	BUY	Market Buy	タワー投資顧問株式会社 TOWER INVESTMENT MANAGEMENT Co.,Ltd	activist	3.0M	¥711	-41.9%	¥96M ($618K)
2022-04-07	BUY	Market Buy	タワー投資顧問株式会社 TOWER INVESTMENT MANAGEMENT Co.,Ltd	activist	2.9M	¥742	-44.3%	¥97M ($626K)
2021-11-25	BUY	unknown	田澤知志 TOMOYUKI TAZAWA	strategic	870.0K	¥992	-	¥333M ($2.1M)
2021-11-25	SELL	unknown	田澤知志 TOMOYUKI TAZAWA	strategic	850.0K	¥992	+58.4%	¥177M ($1.1M)
2021-04-26	SELL	unknown	小渕宏二 Koji Obuchi	activist	5.3M	¥2,100	+80.3%	¥1.1B ($7.3M)
2021-04-21	BUY	Market Buy	タワー投資顧問株式会社 TOWER INVESTMENT MANAGEMENT Co.,Ltd	activist	2.8M	¥2,100	-80.3%	¥223M ($1.4M)

Frequently asked questions

Who has been buying CROOZ, Inc. stock?: 6 distinct investors have filed 7 disclosed large-shareholding filings in CROOZ, Inc. (2138), most recently on 2026-05-07. 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 CROOZ, Inc. have?: CROOZ, Inc. has 7 buy-side and 15 sell-side disclosures on record, covering ¥2.3B ($15.1M) in total reported value, spanning 2021-04-21 to 2026-05-07.
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.