Who has been buying Nippon Concrete Industries Co., Ltd. stock?

5 distinct investors have filed 4 disclosed large-shareholding filings in Nippon Concrete Industries Co., Ltd. (5269), most recently on 2026-02-02. 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 Nippon Concrete Industries Co., Ltd. have?

Nippon Concrete Industries Co., Ltd. has 4 buy-side and 5 sell-side disclosures on record, covering ¥1.5B ($9.8M) in total reported value, spanning 2022-07-22 to 2026-02-02.

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.

Nippon Concrete Industries Co., Ltd. 5269

Company

日本コンクリート工業株式会社Nippon Concrete Industries Co., Ltd.

Investors

Buys

Total Value

¥1.5B ($9.8M)

Avg Return

+2.77%

Last Filing

2026-02-02

Nippon Concrete Industries Co., Ltd. (5269) has 4 disclosed large-shareholding filings and 5 disclosed disposals on record, filed by 5 distinct investors. Together those filings cover ¥1.5B ($9.8M) in reported transaction value. The earliest filing StockDrifts holds for Nippon Concrete Industries Co., Ltd. is dated 2022-07-22; the most recent is 2026-02-02. Across these filings the average return since disclosure is +2.77%, 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
2026-02-02	BUY	negotiated	株式会社三菱UFJ銀行	strategic	930.0K	¥333	-	-
2026-02-02	SELL	negotiated	三菱UFJ信託銀行株式会社	passive	1.1M	¥333	-9.0%	¥192M ($1.2M)
2026-02-02	BUY	negotiated	三菱UFJアセットマネジメント株式会社	passive	741.5K	¥333	+9.0%	¥17M ($112K)
2026-02-02	SELL	negotiated	三菱UFJモルガン・スタンレー証券株式会社	other	25.5K	¥333	-9.0%	¥13M ($87K)
2024-07-29	SELL	negotiated	三菱UFJ信託銀行株式会社 Mitsubishi UFJ Financial Group Inc.	passive	1.7M	¥383	+5.2%	¥15M ($100K)
2024-07-29	SELL	negotiated	三菱UFJアセットマネジメント株式会社 Mitsubishi UFJ Financial Group Inc.	passive	686.7K	¥383	+5.2%	¥29M ($186K)
2024-07-29	BUY	negotiated	株式会社三菱UFJ銀行 Mitsubishi UFJ Financial Group Inc.	strategic	930.0K	¥383	-	-
2024-07-29	BUY	negotiated	三菱UFJモルガン・スタンレー証券株式会社 Mitsubishi UFJ Morgan Stanley Securities Co., Ltd.	other	61.9K	¥383	-	¥24M ($153K)
2023-10-16	BUY	negotiated	株式会社三菱UFJ銀行 Mitsubishi UFJ Financial Group Inc.	strategic	930.0K	¥304	-	-
2023-10-16	SELL	negotiated	三菱UFJ信託銀行株式会社 Mitsubishi UFJ Financial Group Inc.	passive	1.7M	¥304	-19.4%	¥65M ($419K)
2023-10-16	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	762.9K	¥304	+19.4%	¥35M ($227K)
2023-10-16	BUY	negotiated	三菱UFJモルガン・スタンレー証券株式会社 Mitsubishi UFJ Morgan Stanley Securities Co., Ltd.	other	19.9K	¥304	+19.4%	¥492M ($3.2M)
2022-07-22	BUY	unknown	日コン取引先持株会理事長和田貴多郎 NICHICON CUSTMERS' STOCKHOLDING	strategic	2.9M	¥275	+32.0%	¥795M ($5.1M)

Frequently asked questions

Who has been buying Nippon Concrete Industries Co., Ltd. stock?: 5 distinct investors have filed 4 disclosed large-shareholding filings in Nippon Concrete Industries Co., Ltd. (5269), most recently on 2026-02-02. 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 Nippon Concrete Industries Co., Ltd. have?: Nippon Concrete Industries Co., Ltd. has 4 buy-side and 5 sell-side disclosures on record, covering ¥1.5B ($9.8M) in total reported value, spanning 2022-07-22 to 2026-02-02.
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.