Who has been buying Kitagawa Seiki Co.,Ltd. stock?

13 distinct investors have filed 45 disclosed large-shareholding filings in Kitagawa Seiki Co.,Ltd. (6327), most recently on 2026-03-23. 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 Kitagawa Seiki Co.,Ltd. have?

Kitagawa Seiki Co.,Ltd. has 45 buy-side and 14 sell-side disclosures on record, covering ¥2.7B ($17.6M) in total reported value, spanning 2021-04-06 to 2026-03-23.

Where does StockDrifts get Kitagawa Seiki 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.

Kitagawa Seiki Co.,Ltd. 6327

Company

北川精機株式会社Kitagawa Seiki Co.,Ltd.

Investors

Buys

Total Value

¥2.7B ($17.6M)

Avg Return

+185.11%

Last Filing

2026-03-23

Kitagawa Seiki Co.,Ltd. (6327) has 45 disclosed large-shareholding filings and 14 disclosed disposals on record, filed by 13 distinct investors. Together those filings cover ¥2.7B ($17.6M) in reported transaction value. The earliest filing StockDrifts holds for Kitagawa Seiki Co.,Ltd. is dated 2021-04-06; the most recent is 2026-03-23. 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 +185.11%, 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
2026-03-23	SELL	Market Buy	リム・アドバイザーズ・リミテッド(LIM Advisors Limited) LIM Advisors Limited	passive	253.6K	¥1,488	-34.1%	¥718M ($4.6M)
2026-03-23	BUY	Market Buy	リム・アドバイザーズ・リミテッド(LIM Advisors Limited) LIM Advisors Limited	passive	253.6K	¥1,488	+34.1%	¥718M ($4.6M)
2026-03-13	SELL	Market Buy	リム・アドバイザーズ・リミテッド(LIM Advisors Limited) LIM Advisors Limited	passive	736.2K	¥1,733	-15.2%	¥234M ($1.5M)
2026-03-13	BUY	Market Buy	リム・アドバイザーズ・リミテッド(LIM Advisors Limited) LIM Advisors Limited	passive	736.2K	¥1,733	+15.2%	¥234M ($1.5M)
2026-02-26	SELL	Market Buy	リム・アドバイザーズ・リミテッド(LIM Advisors Limited) LIM Advisors Limited	passive	871.1K	¥1,575	-26.7%	¥480M ($3.1M)
2026-02-25	SELL	Market Buy	リム・アドバイザーズ・リミテッド(LIM Advisors Limited) LIM Advisors Limited	passive	1.2M	¥1,699	-17.5%	¥620M ($4.0M)
2025-10-20	BUY	Market Buy	リム・アドバイザーズ・リミテッド(LIM Advisors Limited) LIM Advisors Limited	passive	1.5M	¥795	+151.1%	¥82M ($529K)
2025-08-29	BUY	Market Buy	リム・アドバイザーズ・リミテッド(LIM Advisors Limited) LIM Advisors Limited	passive	1.4M	¥814	+145.2%	¥70M ($453K)
2025-08-22	BUY	Market Buy	リム・アドバイザーズ・リミテッド(LIM Advisors Limited) LIM Advisors Limited	passive	1.4M	¥722	+176.4%	¥88M ($571K)
2025-08-12	BUY	Market Buy	リム・アドバイザーズ・リミテッド(LIM Advisors Limited) LIM Advisors Limited	passive	1.2M	¥674	+196.1%	¥60M ($386K)
2025-06-06	BUY	Market Buy	リム・アドバイザーズ・リミテッド(LIM Advisors Limited) LIM Advisors Limited	passive	1.1M	¥626	+218.8%	¥54M ($348K)
2025-04-17	BUY	Market Buy	リム・アドバイザーズ・リミテッド(LIM Advisors Limited) LIM Advisors Limited	passive	1.1M	¥604	+230.5%	¥58M ($375K)
2025-03-31	BUY	Market Buy	リム・アドバイザーズ・リミテッド(LIM Advisors Limited) LIM Advisors Limited	passive	958.3K	¥611	+226.7%	¥52M ($336K)
2025-01-14	BUY	Market Buy	リム・アドバイザーズ・リミテッド(LIM Advisors Limited) LIM Advisors Limited	passive	873.1K	¥526	+279.5%	¥45M ($292K)
2024-09-24	BUY	Market Buy	リム・アドバイザーズ・リミテッド(LIM Advisors Limited) LIM Advisors Limited	passive	786.6K	¥701	+184.7%	¥107M ($692K)
2024-09-06	BUY	Market Buy	リム・アドバイザーズ・リミテッド(LIM Advisors Limited) LIM Advisors Limited	passive	634.0K	¥718	+178.0%	¥455M ($2.9M)
2024-03-22	BUY	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	199.1K	¥793	+151.7%	¥153M ($988K)
2024-03-22	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	42.1K	¥793	+151.7%	¥3M ($22K)
2024-03-12	SELL	unknown	株式会社北川興産 Kitagawa Kosan Co., Ltd.	activist	486.9K	¥821	-143.1%	¥42M ($273K)
2024-03-12	SELL	unknown	内田由美 Yumi Uchida	activist	230.5K	¥821	-143.1%	¥19M ($125K)
2024-03-12	SELL	unknown	内田雅敏 Uchida Masatoshi	activist	612.1K	¥821	-143.1%	¥53M ($340K)
2024-03-07	SELL	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	36.1K	¥828	-141.1%	¥21M ($134K)
2024-03-07	BUY	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	635.7K	¥828	+141.1%	¥499M ($3.2M)
2024-03-01	BUY	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	979.8K	¥771	+158.9%	¥694M ($4.5M)
2024-03-01	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	59.7K	¥771	+158.9%	¥4M ($23K)
2024-03-01	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	54.6K	¥771	+158.9%	¥8M ($55K)
2024-03-01	BUY	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	729.1K	¥771	+158.9%	¥515M ($3.3M)
2024-02-29	BUY	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	1.1M	¥792	+152.0%	¥754M ($4.9M)
2024-02-29	BUY	Market Buy	野村證券株式会社 Nomura Securities Co.,Ltd.	other	1.1M	¥792	+152.0%	¥17M ($109K)
2024-02-29	SELL	Market Buy	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	42.9K	¥792	-152.0%	¥38M ($242K)
2024-02-29	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	90.3K	¥792	+152.0%	¥22M ($141K)
2024-02-27	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	62.6K	¥803	+148.6%	¥26M ($170K)
2024-02-27	BUY	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	1.2M	¥803	+148.6%	¥854M ($5.5M)
2024-02-14	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	29.6K	¥658	+203.3%	¥19M ($126K)
2024-02-14	BUY	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	1.3M	¥658	+203.3%	¥858M ($5.5M)
2024-02-07	BUY	unknown	株式会社北川興産 Kitagawa Kosan Co., Ltd.	activist	486.9K	¥695	+187.2%	¥338M ($2.2M)
2024-02-07	BUY	unknown	内田由美 Yumi Uchida	activist	230.5K	¥695	+187.2%	¥160M ($1.0M)
2024-02-07	BUY	Market Buy	株式会社北川興産 Kitagawa Kosan Co., Ltd.	activist	486.9K	¥695	+187.2%	¥338M ($2.2M)
2024-02-07	BUY	Market Buy	内田由美 Yumi Uchida	activist	230.5K	¥695	+187.2%	¥160M ($1.0M)
2024-02-07	BUY	Market Buy	内田雅敏 Uchida Masatoshi	activist	612.1K	¥695	+187.2%	¥8M ($51K)
2024-02-07	BUY	unknown	内田雅敏 Uchida Masatoshi	activist	612.1K	¥695	+187.2%	¥8M ($51K)
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	330.0K	¥804	+148.3%	¥265M ($1.7M)
2023-10-16	SELL	negotiated	auカブコム証券株式会社 Mitsubishi UFJ Financial Group Inc.	other	5.1K	¥804	-148.3%	¥22M ($143K)
2023-10-16	BUY	negotiated	三菱UFJ信託銀行株式会社 Mitsubishi UFJ Financial Group Inc.	strategic	20.0K	¥804	+148.3%	¥16M ($104K)
2023-07-31	BUY	negotiated	auカブコム証券株式会社 Mitsubishi UFJ Financial Group Inc.	other	32.9K	¥765	+160.9%	¥25M ($162K)
2023-07-31	BUY	negotiated	三菱UFJ国際投信株式会社 Mitsubishi UFJ Financial Group Inc.	passive	330.0K	¥765	+160.9%	¥252M ($1.6M)
2023-07-31	BUY	negotiated	三菱UFJ信託銀行株式会社 Mitsubishi UFJ Financial Group Inc.	strategic	20.0K	¥765	+160.9%	¥15M ($99K)
2023-02-22	BUY	unknown	内田雅敏 Uchida Masatoshi	activist	600.4K	¥438	+355.7%	¥9M ($61K)
2023-02-22	BUY	unknown	株式会社北川興産 Kitagawa Kosan Co., Ltd.	activist	486.9K	¥438	+355.7%	¥213M ($1.4M)
2023-02-22	BUY	unknown	内田由美 Yumi Uchida	activist	230.5K	¥438	+355.7%	¥101M ($651K)

Showing the 50 most recent of 69 filings.

Frequently asked questions

Who has been buying Kitagawa Seiki Co.,Ltd. stock?: 13 distinct investors have filed 45 disclosed large-shareholding filings in Kitagawa Seiki Co.,Ltd. (6327), most recently on 2026-03-23. 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 Kitagawa Seiki Co.,Ltd. have?: Kitagawa Seiki Co.,Ltd. has 45 buy-side and 14 sell-side disclosures on record, covering ¥2.7B ($17.6M) in total reported value, spanning 2021-04-06 to 2026-03-23.
Where does StockDrifts get Kitagawa Seiki 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 Kitagawa Seiki Co.,Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.