Who has been buying Kyokuto Kaihatsu Kogyo Co.,Ltd. stock?

4 distinct investors have filed 9 disclosed large-shareholding filings in Kyokuto Kaihatsu Kogyo Co.,Ltd. (7226), most recently on 2025-12-15. 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 Kyokuto Kaihatsu Kogyo Co.,Ltd. have?

Kyokuto Kaihatsu Kogyo Co.,Ltd. has 9 buy-side and 3 sell-side disclosures on record, covering ¥982M ($6.3M) in total reported value, spanning 2021-05-26 to 2025-12-15.

Where does StockDrifts get Kyokuto Kaihatsu Kogyo 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.

Kyokuto Kaihatsu Kogyo Co.,Ltd. 7226

Company

極東開発工業株式会社Kyokuto Kaihatsu Kogyo Co.,Ltd.

Investors

Buys

Total Value

¥982M ($6.3M)

Avg Return

+36.67%

Last Filing

2025-12-15

Kyokuto Kaihatsu Kogyo Co.,Ltd. (7226) has 9 disclosed large-shareholding filings and 3 disclosed disposals on record, filed by 4 distinct investors. Together those filings cover ¥982M ($6.3M) in reported transaction value. The earliest filing StockDrifts holds for Kyokuto Kaihatsu Kogyo Co.,Ltd. is dated 2021-05-26; the most recent is 2025-12-15. 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 +36.67%, 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
2025-12-15	BUY	Market Buy	三菱UFJアセットマネジメント株式会社	passive	400.4K	¥2,881	-2.8%	¥1.1B ($7.2M)
2025-12-15	BUY	Market Buy	三菱UFJ信託銀行株式会社	passive	1.7M	¥2,881	-2.8%	¥4.8B ($31.1M)
2025-12-15	BUY	Market Buy	株式会社三菱UFJ銀行	strategic	339.2K	¥2,881	-2.8%	¥950M ($6.1M)
2024-12-09	SELL	Market Buy	株式会社ストラテジックキャピタル Strategic Capital, Inc.	activist	2.3M	¥2,330	-20.2%	¥964M ($6.2M)
2024-12-09	SELL	Market Buy	株式会社ストラテジックキャピタル Strategic Capital, Inc.	activist	2.0M	¥2,330	-20.2%	¥664M ($4.3M)
2024-10-24	SELL	Market Buy	株式会社ストラテジックキャピタル Strategic Capital, Inc.	activist	2.7M	¥2,472	-13.3%	¥1.0B ($6.5M)
2024-08-21	BUY	Market Buy	株式会社ストラテジックキャピタル Strategic Capital, Inc.	activist	3.1M	¥2,633	+6.4%	¥32M ($205K)
2024-06-03	BUY	Market Buy	株式会社ストラテジックキャピタル Strategic Capital, Inc.	activist	3.1M	¥2,535	+10.5%	¥1.0B ($6.6M)
2022-06-13	BUY	Market Buy	株式会社ストラテジックキャピタル Strategic Capital, Inc.	activist	2.9M	¥1,459	+92.0%	¥399M ($2.6M)
2022-03-22	BUY	Market Buy	株式会社ストラテジックキャピタル Strategic Capital, Inc.	activist	2.6M	¥1,422	+97.0%	¥3.7B ($23.7M)
2022-03-17	BUY	Market Buy	株式会社ストラテジックキャピタル Strategic Capital, Inc.	activist	2.6M	¥1,433	+95.5%	¥3.7B ($23.9M)
2022-02-16	BUY	Market Buy	株式会社ストラテジックキャピタル Strategic Capital, Inc.	activist	2.6M	¥1,501	+86.6%	¥423M ($2.7M)
2021-10-27	BUY	Market Buy	株式会社ストラテジックキャピタル Strategic Capital, Inc.	activist	2.3M	¥1,612	+73.8%	¥269M ($1.7M)
2021-05-26	BUY	Market Buy	株式会社ストラテジックキャピタル Strategic Capital, Inc.	activist	2.1M	¥1,656	+69.1%	¥3.5B ($22.8M)

Frequently asked questions

Who has been buying Kyokuto Kaihatsu Kogyo Co.,Ltd. stock?: 4 distinct investors have filed 9 disclosed large-shareholding filings in Kyokuto Kaihatsu Kogyo Co.,Ltd. (7226), most recently on 2025-12-15. 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 Kyokuto Kaihatsu Kogyo Co.,Ltd. have?: Kyokuto Kaihatsu Kogyo Co.,Ltd. has 9 buy-side and 3 sell-side disclosures on record, covering ¥982M ($6.3M) in total reported value, spanning 2021-05-26 to 2025-12-15.
Where does StockDrifts get Kyokuto Kaihatsu Kogyo 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 Kyokuto Kaihatsu Kogyo Co.,Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.