Who has been buying Nakamura Choukou Co., Ltd. stock?

5 distinct investors have filed 2 disclosed large-shareholding filings in Nakamura Choukou Co., Ltd. (6166), most recently on 2023-06-01. 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 Nakamura Choukou Co., Ltd. have?

Nakamura Choukou Co., Ltd. has 2 buy-side and 13 sell-side disclosures on record, covering ¥1.0B ($6.5M) in total reported value, spanning 2021-06-07 to 2023-06-01.

Where does StockDrifts get Nakamura Choukou 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.

Nakamura Choukou Co., Ltd. 6166

Company

株式会社中村超硬Nakamura Choukou Co., Ltd.

Investors

Buys

Total Value

¥1.0B ($6.5M)

Avg Return

+18.07%

Last Filing

2023-06-01

Nakamura Choukou Co., Ltd. (6166) has 2 disclosed large-shareholding filings and 13 disclosed disposals on record, filed by 5 distinct investors. Together those filings cover ¥1.0B ($6.5M) in reported transaction value. The earliest filing StockDrifts holds for Nakamura Choukou Co., Ltd. is dated 2021-06-07; the most recent is 2023-06-01. 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 +18.07%, 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
2023-06-01	SELL	unknown	株式会社ナカムラコーポレーション Nakamura Corporation Co., Ltd.	strategic	179.0K	¥570	-57.0%	¥11M ($69K)
2023-06-01	SELL	unknown	井上阿佐美 Asami Inoue	strategic	148.4K	¥570	-57.0%	¥16M ($105K)
2023-06-01	SELL	unknown	株式会社ナカムラコーポレーション Nakamura Corporation Co., Ltd.	strategic	179.0K	¥570	-57.0%	¥193M ($1.2M)
2023-06-01	SELL	unknown	井上阿佐美 Asami Inoue	strategic	148.4K	¥570	-57.0%	¥16M ($105K)
2023-06-01	SELL	unknown	井上誠 MAKOTO INOUE	activist	258.9K	¥570	-57.0%	¥16M ($101K)
2023-06-01	SELL	unknown	井上誠 MAKOTO INOUE	activist	258.9K	¥570	-57.0%	¥16M ($101K)
2021-08-11	BUY	private	EVOLUTION JAPANアセットマネジメント株式会社(Evolution Japan Asset Management Co. EVOLUTION JAPAN Asset Management Co., Ltd.	passive	0	¥617	+45.1%	-
2021-08-11	SELL	private	エボファンド Evo Fund	activist	525.1K	¥617	-45.1%	¥1M ($7K)
2021-07-30	BUY	private	EVOLUTION JAPANアセットマネジメント株式会社(Evolution Japan Asset Management Co. EVOLUTION JAPAN Asset Management Co., Ltd.	passive	0	¥607	+47.5%	-
2021-07-30	SELL	private	エボファンド Evo Fund	activist	697.5K	¥607	-47.5%	¥684K ($4K)
2021-07-20	BUY	private	EVOLUTION JAPANアセットマネジメント株式会社(Evolution Japan Asset Management Co. EVOLUTION JAPAN Asset Management Co., Ltd.	passive	0	¥630	+42.1%	-
2021-07-20	SELL	private	エボファンド Evo Fund	activist	814.9K	¥630	-42.1%	¥658K ($4K)
2021-07-15	BUY	private	EVOLUTION JAPANアセットマネジメント株式会社(Evolution Japan Asset Management Co. EVOLUTION JAPAN Asset Management Co., Ltd.	passive	0	¥641	+39.6%	-
2021-07-15	SELL	private	エボファンド Evo Fund	activist	924.9K	¥641	-39.6%	¥727K ($5K)
2021-07-06	BUY	private	EVOLUTION JAPANアセットマネジメント株式会社(Evolution Japan Asset Management Co. EVOLUTION JAPAN Asset Management Co., Ltd.	passive	0	¥668	+34.0%	-
2021-07-06	SELL	private	エボファンド Evo Fund	activist	1.0M	¥668	-34.0%	¥289K ($2K)
2021-07-01	BUY	private	EVOLUTION JAPANアセットマネジメント株式会社(Evolution Japan Asset Management Co. EVOLUTION JAPAN Asset Management Co., Ltd.	passive	0	¥668	+34.0%	-
2021-07-01	SELL	private	エボファンド Evo Fund	activist	1.1M	¥668	-34.0%	¥741K ($5K)
2021-06-16	BUY	private	EVOLUTION JAPANアセットマネジメント株式会社(Evolution Japan Asset Management Co. EVOLUTION JAPAN Asset Management Co., Ltd.	passive	0	¥747	+19.8%	-
2021-06-16	SELL	private	エボファンド Evo Fund	activist	1.2M	¥747	-19.8%	¥801K ($5K)
2021-06-07	BUY	private	EVOLUTION JAPANアセットマネジメント株式会社(Evolution Japan Asset Management Co. EVOLUTION JAPAN Asset Management Co., Ltd.	passive	0	¥758	+18.1%	-
2021-06-07	BUY	private	エボファンド Evo Fund	activist	1.3M	¥758	+18.1%	¥1.0B ($6.5M)

Frequently asked questions

Who has been buying Nakamura Choukou Co., Ltd. stock?: 5 distinct investors have filed 2 disclosed large-shareholding filings in Nakamura Choukou Co., Ltd. (6166), most recently on 2023-06-01. 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 Nakamura Choukou Co., Ltd. have?: Nakamura Choukou Co., Ltd. has 2 buy-side and 13 sell-side disclosures on record, covering ¥1.0B ($6.5M) in total reported value, spanning 2021-06-07 to 2023-06-01.
Where does StockDrifts get Nakamura Choukou 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 Nakamura Choukou Co., Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.