Who has been buying Chiikishinbunsha Co.,Ltd. stock?

15 distinct investors have filed 24 disclosed large-shareholding filings in Chiikishinbunsha Co.,Ltd. (2164), most recently on 2026-05-12. 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 Chiikishinbunsha Co.,Ltd. have?

Chiikishinbunsha Co.,Ltd. has 24 buy-side and 33 sell-side disclosures on record, covering ¥1.1B ($6.8M) in total reported value, spanning 2021-04-22 to 2026-05-12.

Where does StockDrifts get Chiikishinbunsha 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.

Chiikishinbunsha Co.,Ltd. 2164

Company

株式会社地域新聞社Chiikishinbunsha Co.,Ltd.

Investors

Buys

Total Value

¥1.1B ($6.8M)

Avg Return

+29.40%

Last Filing

2026-05-12

Chiikishinbunsha Co.,Ltd. (2164) has 24 disclosed large-shareholding filings and 33 disclosed disposals on record, filed by 15 distinct investors. Together those filings cover ¥1.1B ($6.8M) in reported transaction value. The earliest filing StockDrifts holds for Chiikishinbunsha Co.,Ltd. is dated 2021-04-22; the most recent is 2026-05-12. 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 +29.40%, 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
2026-06-29	BUY	Market Buy	MTM Capital株式会社 MTM Capital Inc.	activist	1.1M	¥169	-1.8%	¥52M ($337K)
2026-06-25	BUY	Market Buy	MTM Capital株式会社 MTM Capital Inc.	activist	800.4K	¥161	+2.5%	¥60M ($388K)
2026-06-24	BUY	Market Buy	オプションハウス株式会社代表取締役松島英将 OPTION HOUSE CO.,LTD	passive	975.0K	¥154	+5.2%	¥48M ($308K)
2026-06-23	BUY	Market Buy	オプションハウス株式会社代表取締役松島英将 OPTION HOUSE CO.,LTD	passive	665.0K	¥161.111	+0.6%	¥107M ($691K)
2026-06-22	SELL	Market Buy	合同会社YN企画代表社員櫻井重彰 YN Kikaku LLC	passive	310.0K	¥160	-1.3%	¥50M ($325K)
2026-06-22	BUY	Market Buy	合同会社YN企画代表社員櫻井重彰 YN Kikaku LLC	passive	310.0K	¥160	+1.3%	¥50M ($325K)
2026-06-19	SELL	Market Buy	合同会社YN企画代表社員櫻井重彰 YN Kikaku LLC	passive	625.0K	¥165.556	+2.1%	¥76M ($490K)
2026-05-12	BUY	Market Buy	株式会社OPUS67	passive	771.6K	¥305	-5.3%	¥235M ($1.5M)
2026-05-12	BUY	unknown	細谷直子	activist	6.0K	¥305	-5.3%	¥2M ($12K)
2026-05-12	BUY	unknown	細谷佳津年	activist	356.6K	¥305	-5.3%	¥109M ($702K)
2026-05-12	BUY	Market Buy	ネクスト・グロース株式会社 Next Growth Inc.	passive	1.0M	¥305	-5.3%	¥318M ($2.0M)
2026-04-24	SELL	Market Buy	合同会社YN企画代表社員櫻井重彰 YN Kikaku LLC	passive	975.0K	¥324	+11.1%	¥140M ($905K)
2026-04-22	BUY	unknown	MTM Capital株式会社 MTM Capital Inc.	activist	383.5K	¥340	-15.3%	¥130M ($841K)
2026-04-22	BUY	unknown	MTM Capital株式会社 MTM Capital Inc.	activist	383.5K	¥340	-15.3%	¥130M ($841K)
2025-10-27	BUY	Market Buy	合同会社YN企画代表社員櫻井重彰 YN Kikaku LLC	passive	698.2K	¥321.5	-3.0%	¥224M ($1.4M)
2025-10-27	SELL	Market Buy	MTM Capital株式会社 MTM Capital Inc.	passive	0	¥321.5	+3.0%	¥192M ($1.2M)
2025-08-29	SELL	unknown	株式会社中広 CHUCO CO.,LTD.	other	203.0K	¥360.5	+13.4%	¥61M ($393K)
2025-07-10	BUY	unknown	時慧 Kei Toki	other	0	¥235.5	+32.5%	¥140M ($906K)
2025-07-10	BUY	unknown	時慧 Kei Toki	other	0	¥235.5	+32.5%	¥140M ($906K)
2025-07-10	BUY	Market Buy	MTM Capital株式会社 MTM Capital Inc.	passive	596.2K	¥235.5	+32.5%	¥140M ($906K)
2025-01-14	BUY	unknown	時慧 Kei Toki	other	596.2K	¥166	+88.0%	¥99M ($639K)
2025-01-14	BUY	unknown	時慧 Kei Toki	other	596.2K	¥166	+88.0%	¥99M ($639K)
2025-01-14	BUY	unknown	時慧 Kei Toki	other	596.2K	¥166	+88.0%	¥99M ($639K)
2025-01-14	BUY	unknown	時慧 Kei Toki	other	596.2K	¥166	+88.0%	¥99M ($639K)
2024-11-15	BUY	unknown	株式会社エンジェル・トーチ Angel Torch Co.,Ltd.	other	0	¥166	+88.0%	¥171M ($1.1M)
2024-11-15	BUY	unknown	株式会社エンジェル・トーチ Angel Torch Co.,Ltd.	other	0	¥166	+88.0%	¥171M ($1.1M)
2024-11-15	SELL	unknown	株式会社エンジェル・トーチ Angel Torch Co.,Ltd.	other	0	¥166	-88.0%	¥122M ($790K)
2024-11-13	BUY	Market Buy	株式会社ライフイン24group lifein24group	passive	220.4K	¥165.5	+88.5%	¥2M ($11K)
2024-09-11	BUY	unknown	株式会社中広 CHUCO CO.,LTD.	other	226.0K	¥170.5	+83.0%	¥39M ($249K)
2024-08-07	BUY	Market Buy	株式会社ライフイン24group lifein24group	passive	220.4K	¥180	+73.3%	¥18M ($116K)
2024-08-07	BUY	Market Buy	株式会社ライフイン24group lifein24group	passive	220.4K	¥180	+73.3%	¥18M ($116K)
2024-08-07	BUY	Market Buy	株式会社ライフイン24group lifein24group	passive	220.4K	¥180	+73.3%	¥18M ($116K)
2024-08-06	SELL	unknown	株式会社エンジェル・トーチ Angel Torch Co.,Ltd.	other	596.2K	¥167	-86.8%	¥14M ($87K)
2024-08-05	SELL	unknown	株式会社エンジェル・トーチ Angel Torch Co.,Ltd.	other	714.6K	¥157	-98.7%	¥16M ($104K)
2024-07-30	SELL	unknown	株式会社エンジェル・トーチ Angel Torch Co.,Ltd.	other	883.8K	¥201.5	-54.8%	¥6M ($42K)
2024-07-30	BUY	unknown	株式会社エンジェル・トーチ Angel Torch Co.,Ltd.	other	883.8K	¥201.5	+54.8%	¥6M ($42K)
2024-07-26	BUY	unknown	株式会社エンジェル・トーチ Angel Torch Co.,Ltd.	other	941.8K	¥193	+61.7%	¥6M ($37K)
2024-07-26	SELL	unknown	株式会社エンジェル・トーチ Angel Torch Co.,Ltd.	other	941.8K	¥193	-61.7%	¥6M ($37K)
2024-07-25	SELL	unknown	株式会社エンジェル・トーチ Angel Torch Co.,Ltd.	other	998.9K	¥192	-62.5%	¥5M ($32K)
2024-07-25	BUY	unknown	株式会社エンジェル・トーチ Angel Torch Co.,Ltd.	other	998.9K	¥192	+62.5%	¥5M ($32K)
2024-07-24	SELL	unknown	株式会社エンジェル・トーチ Angel Torch Co.,Ltd.	other	1.1M	¥197.5	-58.0%	¥5M ($32K)
2024-07-24	BUY	unknown	株式会社エンジェル・トーチ Angel Torch Co.,Ltd.	other	1.1M	¥197.5	+58.0%	¥5M ($32K)
2024-07-23	BUY	unknown	株式会社エンジェル・トーチ Angel Torch Co.,Ltd.	other	1.1M	¥199.5	+56.4%	¥8M ($53K)
2024-07-23	SELL	unknown	株式会社エンジェル・トーチ Angel Torch Co.,Ltd.	other	1.1M	¥199.5	-56.4%	¥8M ($53K)
2024-07-23	BUY	unknown	株式会社エンジェル・トーチ Angel Torch Co.,Ltd.	other	1.1M	¥199.5	+56.4%	¥8M ($53K)
2024-07-22	BUY	Market Buy	株式会社中広 CHUCO CO.,LTD.	other	226.0K	¥197.5	+58.0%	¥19M ($124K)
2024-07-19	BUY	Market Buy	マイルストーン・キャピタル・マネジメント株式会社 Milestone Capital Management,Ltd.	passive	282.6K	¥202.5	+54.1%	¥57M ($369K)
2024-07-18	BUY	Market Buy	マイルストーン・キャピタル・マネジメント株式会社 Milestone Capital Management,Ltd.	passive	282.6K	¥203	+53.7%	¥25M ($162K)
2024-07-16	BUY	Market Buy	株式会社エンジェル・トーチ Angel Torch Co.,Ltd.	other	1.2M	¥211.5	+47.5%	¥66M ($427K)
2024-04-04	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	-1.9K	¥257	-21.4%	¥28M ($178K)

Showing the 50 most recent of 86 filings.

Frequently asked questions

Who has been buying Chiikishinbunsha Co.,Ltd. stock?: 15 distinct investors have filed 24 disclosed large-shareholding filings in Chiikishinbunsha Co.,Ltd. (2164), most recently on 2026-05-12. 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 Chiikishinbunsha Co.,Ltd. have?: Chiikishinbunsha Co.,Ltd. has 24 buy-side and 33 sell-side disclosures on record, covering ¥1.1B ($6.8M) in total reported value, spanning 2021-04-22 to 2026-05-12.
Where does StockDrifts get Chiikishinbunsha 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 Chiikishinbunsha Co.,Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.