Who has been buying UEKI Corporation stock?

5 distinct investors have filed 3 disclosed large-shareholding filings in UEKI Corporation (1867), most recently on 2025-04-07. 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 UEKI Corporation have?

UEKI Corporation has 3 buy-side and 3 sell-side disclosures on record, covering ¥264M ($1.7M) in total reported value, spanning 2021-12-06 to 2025-04-07.

Where does StockDrifts get UEKI Corporation 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.

UEKI Corporation 1867

Company

株式会社植木組UEKI Corporation

Investors

Buys

Total Value

¥264M ($1.7M)

Avg Return

+107.87%

Last Filing

2025-04-07

UEKI Corporation (1867) has 3 disclosed large-shareholding filings and 3 disclosed disposals on record, filed by 5 distinct investors. Together those filings cover ¥264M ($1.7M) in reported transaction value. The earliest filing StockDrifts holds for UEKI Corporation is dated 2021-12-06; the most recent is 2025-04-07. 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 +107.87%, 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
2025-04-07	BUY	negotiated	第四北越ジェーシービーカード株式会社 Daishi Hokuetsu JCB Card Co., Ltd.	strategic	206.8K	¥1,649	+63.9%	¥341M ($2.2M)
2025-04-07	BUY	negotiated	株式会社第四北越銀行 Daishi Hokuetsu Bank,Ltd.	strategic	323.7K	¥1,649	+63.9%	¥534M ($3.4M)
2023-03-27	BUY	negotiated	第四ジェーシービーカード株式会社 Daishi JCB Card Co., Ltd.	strategic	206.8K	¥1,347	+100.7%	¥279M ($1.8M)
2023-03-27	BUY	negotiated	第四ジェーシービーカード株式会社 Daishi JCB Card Co., Ltd.	strategic	206.8K	¥1,347	+100.7%	¥279M ($1.8M)
2023-03-27	BUY	negotiated	株式会社第四北越銀行 Daishi Hokuetsu Bank,Ltd.	strategic	323.7K	¥1,347	+100.7%	¥436M ($2.8M)
2023-03-27	BUY	negotiated	株式会社第四北越銀行 Daishi Hokuetsu Bank,Ltd.	strategic	323.7K	¥1,347	+100.7%	¥436M ($2.8M)
2023-02-06	SELL	negotiated	三井住友信託銀行株式会社 Sumitomo Mitsui Trust Bank,Limited	strategic	60.5K	¥1,299	-108.1%	¥67M ($432K)
2023-02-06	SELL	negotiated	三井住友トラスト・アセットマネジメント株式会社 Sumitomo Mitsui Trust Asset Management Co.,Ltd.	other	129.4K	¥1,299	-108.1%	¥35M ($225K)
2023-02-06	SELL	negotiated	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	68.4K	¥1,299	-108.1%	¥14M ($92K)
2022-10-05	BUY	negotiated	第四ジェーシービーカード株式会社 Daishi JCB Card Co., Ltd.	strategic	206.8K	¥1,252	+115.9%	¥259M ($1.7M)
2022-10-05	BUY	negotiated	株式会社第四北越銀行 Daishi Hokuetsu Bank,Ltd.	strategic	323.7K	¥1,252	+115.9%	¥405M ($2.6M)
2021-12-06	BUY	negotiated	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	79.5K	¥1,409	+91.8%	¥5M ($31K)
2021-12-06	BUY	negotiated	三井住友トラスト・アセットマネジメント株式会社 Sumitomo Mitsui Trust Asset Management Co.,Ltd.	other	155.7K	¥1,409	+91.8%	¥219M ($1.4M)
2021-12-06	BUY	negotiated	三井住友信託銀行株式会社 Sumitomo Mitsui Trust Bank,Limited	strategic	111.8K	¥1,409	+91.8%	¥158M ($1.0M)

Frequently asked questions

Who has been buying UEKI Corporation stock?: 5 distinct investors have filed 3 disclosed large-shareholding filings in UEKI Corporation (1867), most recently on 2025-04-07. 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 UEKI Corporation have?: UEKI Corporation has 3 buy-side and 3 sell-side disclosures on record, covering ¥264M ($1.7M) in total reported value, spanning 2021-12-06 to 2025-04-07.
Where does StockDrifts get UEKI Corporation 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 UEKI Corporation. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.