Who has been buying Cleanup Corporation stock?

7 distinct investors have filed 5 disclosed large-shareholding filings in Cleanup Corporation (7955), most recently on 2026-01-23. 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 Cleanup Corporation have?

Cleanup Corporation has 5 buy-side and 3 sell-side disclosures on record, covering ¥5.5B ($35.7M) in total reported value, spanning 2023-07-12 to 2026-01-23.

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.

Cleanup Corporation 7955

Company

クリナップ株式会社Cleanup Corporation

Investors

Buys

Total Value

¥5.5B ($35.7M)

Avg Return

+13.87%

Last Filing

2026-01-23

Cleanup Corporation (7955) has 5 disclosed large-shareholding filings and 3 disclosed disposals on record, filed by 7 distinct investors. Together those filings cover ¥5.5B ($35.7M) in reported transaction value. The earliest filing StockDrifts holds for Cleanup Corporation is dated 2023-07-12; the most recent is 2026-01-23. Across these filings the average return since disclosure is +13.87%, 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
2026-01-23	BUY	unknown	クリナップ真栄会理事長原茂樹 Cleanup Shineikai Chief Director Hara Shigeki	strategic	2.3M	¥875	+9.0%	¥2.0B ($13.1M)
2026-01-23	BUY	unknown	冨岡市子 Cleanup Kyousihinkai Chief Director Tomioka Ichiko	strategic	2.1M	¥875	+9.0%	¥1.8B ($11.9M)
2026-01-23	BUY	unknown	クリナップ真栄会理事長原茂樹 Cleanup Shineikai Chief Director Hara Shigeki	strategic	2.3M	¥875	-	¥2.0B ($13.1M)
2026-01-23	SELL	unknown	クリナップ真栄会理事長繁澤潤一郎 Cleanup Shineikai Chief Director Hanzawa Junichiro	strategic	0	¥875	-9.0%	¥2.0B ($12.8M)
2026-01-23	SELL	unknown	クリナップ共進会理事長乾伸行 Cleanup Kyoushinkai Chief Director Inui Nobuyuki	strategic	0	¥875	-9.0%	¥1.6B ($10.6M)
2026-01-23	BUY	unknown	冨岡　市子 Cleanup Kyousihinkai Chief Director Tomioka Ichiko	strategic	2.1M	¥875	+9.0%	¥1.8B ($11.9M)
2024-02-19	BUY	negotiated	株式会社三菱UFJ銀行 Mitsubishi UFJ Financial Group Inc.	strategic	757.8K	¥761	-	-
2024-02-19	SELL	negotiated	三菱UFJ信託銀行株式会社 Mitsubishi UFJ Financial Group Inc.	passive	580.5K	¥761	-25.4%	¥413M ($2.7M)
2024-02-19	BUY	negotiated	三菱UFJアセットマネジメント株式会社 Mitsubishi UFJ Financial Group Inc.	passive	132.2K	¥761	+25.4%	¥57M ($368K)
2023-08-10	BUY	unknown	クリナップ真栄会理事長繁澤潤一郎 Cleanup Shineikai Chief Director Hanzawa Junichiro	strategic	2.3M	¥698	-	¥1.6B ($10.2M)
2023-07-18	BUY	unknown	クリナップ真栄会理事長繁澤潤一郎 Cleanup Shineikai Chief Director Hanzawa Junichiro	strategic	2.3M	¥708	+34.8%	¥1.6B ($10.3M)
2023-07-12	BUY	unknown	クリナップ真栄会理事長繁澤潤一郎 Cleanup Shineikai Chief Director Hanzawa Junichiro	strategic	2.3M	¥710	-	¥263M ($1.7M)

Frequently asked questions

Who has been buying Cleanup Corporation stock?: 7 distinct investors have filed 5 disclosed large-shareholding filings in Cleanup Corporation (7955), most recently on 2026-01-23. 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 Cleanup Corporation have?: Cleanup Corporation has 5 buy-side and 3 sell-side disclosures on record, covering ¥5.5B ($35.7M) in total reported value, spanning 2023-07-12 to 2026-01-23.
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.