Who has been buying KIMURA KOHKI Co.,Ltd. stock?

3 distinct investors have filed 5 disclosed large-shareholding filings in KIMURA KOHKI Co.,Ltd. (6231), most recently on 2024-10-22. 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 KIMURA KOHKI Co.,Ltd. have?

KIMURA KOHKI Co.,Ltd. has 5 buy-side and 1 sell-side disclosures on record, covering ¥1.2B ($7.9M) in total reported value, spanning 2021-05-26 to 2024-10-22.

Where does StockDrifts get KIMURA KOHKI 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.

KIMURA KOHKI Co.,Ltd. 6231

Company

木村工機株式会社KIMURA KOHKI Co.,Ltd.

Investors

Buys

Total Value

¥1.2B ($7.9M)

Avg Return

+237.33%

Last Filing

2024-10-22

KIMURA KOHKI Co.,Ltd. (6231) has 5 disclosed large-shareholding filings and 1 disclosed disposals on record, filed by 3 distinct investors. Together those filings cover ¥1.2B ($7.9M) in reported transaction value. The earliest filing StockDrifts holds for KIMURA KOHKI Co.,Ltd. is dated 2021-05-26; the most recent is 2024-10-22. 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 +237.33%, 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
2026-07-23	SELL	Market Buy	三井住友DSアセットマネジメント株式会社	passive	58.0K	¥12,750	-5.2%	¥39M ($253K)
2026-07-23	SELL	unknown	株式会社三井住友銀行	other	104.7K	¥12,750	-5.2%	¥451M ($2.9M)
2026-05-22	BUY	unknown	株式会社三井住友銀行	other	140.0K	¥11,060	+2.9%	¥1.5B ($10.0M)
2026-05-22	SELL	Market Buy	三井住友DSアセットマネジメント株式会社	passive	61.3K	¥11,060	-2.9%	¥507M ($3.3M)
2024-10-22	BUY	Market Buy	株式会社三井住友銀行 Sumitomo Mitsui Banking Corporation	other	140.0K	¥4,725	+151.0%	¥662M ($4.3M)
2024-10-22	BUY	Market Buy	三井住友DSアセットマネジメント株式会社 Sumitomo Mitsui DS Asset Management Company, Limited	passive	107.0K	¥4,725	+151.0%	¥193M ($1.2M)
2024-06-07	BUY	Market Buy	株式会社三井住友銀行 Sumitomo Mitsui Banking Corporation	other	140.0K	¥6,520	+81.9%	¥913M ($5.9M)
2024-06-07	BUY	Market Buy	三井住友DSアセットマネジメント株式会社 Sumitomo Mitsui DS Asset Management Company, Limited	passive	66.3K	¥6,520	+81.9%	¥432M ($2.8M)
2023-09-25	BUY	Market Buy	株式会社三井住友銀行 Sumitomo Mitsui Banking Corporation	other	140.0K	¥3,515	+237.4%	¥492M ($3.2M)
2023-09-25	SELL	Market Buy	三井住友DSアセットマネジメント株式会社 Sumitomo Mitsui DS Asset Management Company, Limited	passive	12.4K	¥3,515	-237.4%	¥146M ($943K)
2023-06-22	BUY	Market Buy	三井住友DSアセットマネジメント株式会社 Sumitomo Mitsui DS Asset Management Company, Limited	passive	53.8K	¥2,213	+435.9%	¥119M ($768K)
2023-06-22	BUY	Market Buy	株式会社三井住友銀行 Sumitomo Mitsui Banking Corporation	other	140.0K	¥2,213	+435.9%	¥310M ($2.0M)
2021-05-26	BUY	Market Buy	大阪中小企業投資育成株式会社 Osaka Small and Medium Business Investment & Consultation Co.,Ltd	passive	200.0K	¥2,559	+363.5%	¥512M ($3.3M)

Frequently asked questions

Who has been buying KIMURA KOHKI Co.,Ltd. stock?: 3 distinct investors have filed 5 disclosed large-shareholding filings in KIMURA KOHKI Co.,Ltd. (6231), most recently on 2024-10-22. 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 KIMURA KOHKI Co.,Ltd. have?: KIMURA KOHKI Co.,Ltd. has 5 buy-side and 1 sell-side disclosures on record, covering ¥1.2B ($7.9M) in total reported value, spanning 2021-05-26 to 2024-10-22.
Where does StockDrifts get KIMURA KOHKI 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 KIMURA KOHKI Co.,Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.