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

12 distinct investors have filed 29 disclosed large-shareholding filings in CIRCULATION Co.,Ltd. (7379), most recently on 2025-08-29. 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 CIRCULATION Co.,Ltd. have?

CIRCULATION Co.,Ltd. has 29 buy-side and 20 sell-side disclosures on record, covering ¥23.7B ($152.8M) in total reported value, spanning 2021-08-04 to 2025-08-29.

Where does StockDrifts get CIRCULATION 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.

CIRCULATION Co.,Ltd. 7379

Company

株式会社サーキュレーションCIRCULATION Co.,Ltd.

Investors

Buys

Total Value

¥23.7B ($152.8M)

Avg Return

-11.11%

Last Filing

2025-08-29

CIRCULATION Co.,Ltd. (7379) has 29 disclosed large-shareholding filings and 20 disclosed disposals on record, filed by 12 distinct investors. Together those filings cover ¥23.7B ($152.8M) in reported transaction value. The earliest filing StockDrifts holds for CIRCULATION Co.,Ltd. is dated 2021-08-04; the most recent is 2025-08-29. 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 -11.11%, 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
2025-08-29	BUY	subscription	株式会社PKSHA Technology PKSHA Technology Inc.	activist	8.5M	¥896	-0.1%	¥271M ($1.7M)
2025-08-26	SELL	unknown	株式会社クラウドワークス CrowdWorks Inc.	unknown	0	¥896	+0.1%	¥1.8B ($11.7M)
2025-08-26	SELL	unknown	シンプレクス・ホールディングス株式会社 Simplex Holdings, Inc.	strategic	0	¥896	+0.1%	¥1.9B ($12.2M)
2025-08-22	BUY	subscription	株式会社PKSHA Technology PKSHA Technology Inc.	activist	7.8M	¥896	-0.1%	¥7.0B ($45.1M)
2025-08-20	BUY	subscription	株式会社PKSHA Technology PKSHA Technology Inc.	activist	7.8M	¥896	-0.1%	¥6.4B ($41.5M)
2025-07-14	SELL	unknown	株式会社クラウドワークス CrowdWorks Inc.	strategic	2.0M	¥898	+0.3%	¥15M ($98K)
2025-07-11	SELL	unknown	シンプレクス・ホールディングス株式会社 Simplex Holdings, Inc.	strategic	2.1M	¥898	+0.3%	¥16M ($103K)
2025-07-10	BUY	Market Buy	ゴーディアン・キャピタル・シンガポール・プライベート・リミテッド(Gordian Capital Singapore Private Limited) Gordian Capital Singapore Private Limited	passive	938.9K	¥898	-0.3%	¥128M ($828K)
2025-04-18	BUY	Market Buy	ゴーディアン・キャピタル・シンガポール・プライベート・リミテッド(Gordian Capital Singapore Private Limited) Gordian Capital Singapore Private Limited	passive	794.2K	¥606	+47.7%	¥58M ($373K)
2025-04-08	SELL	Market Buy	ゴーディアン・キャピタル・シンガポール・プライベート・リミテッド(Gordian Capital Singapore Private Limited) Gordian Capital Singapore Private Limited	passive	698.8K	¥534	-67.6%	¥49M ($317K)
2024-12-20	BUY	Market Buy	ゴーディアン・キャピタル・シンガポール・プライベート・リミテッド(Gordian Capital Singapore Private Limited) Gordian Capital Singapore Private Limited	passive	790.8K	¥634	+41.2%	¥55M ($356K)
2024-09-18	BUY	Market Buy	ゴーディアン・キャピタル・シンガポール・プライベート・リミテッド(Gordian Capital Singapore Private Limited) Gordian Capital Singapore Private Limited	passive	701.0K	¥637	+40.5%	¥447M ($2.9M)
2024-06-27	SELL	unknown	株式会社ニューアイデンティティクリエイション Newidentitycreation Inc.	unknown	0	¥718	-24.6%	¥312M ($2.0M)
2024-06-27	BUY	Market Buy	ゴーディアン・キャピタル・シンガポール・プライベート・リミテッド(Gordian Capital Singapore Private Limited) Gordian Capital Singapore Private Limited	passive	701.0K	¥718	+24.6%	¥60M ($389K)
2024-06-07	BUY	unknown	株式会社ニューアイデンティティクリエイション Newidentitycreation Inc.	activist	434.0K	¥715	+25.2%	¥293M ($1.9M)
2024-06-07	BUY	unknown	株式会社クラウドワークス CrowdWorks Inc.	strategic	2.0M	¥715	+25.2%	¥1.4B ($9.3M)
2024-06-07	SELL	unknown	久保田雅俊 MASATOSHI KUBOTA	unknown	0	¥715	-25.2%	¥4M ($29K)
2024-06-07	BUY	unknown	株式会社PKSHA Technology PKSHA Technology Inc.	strategic	620.6K	¥715	+25.2%	¥444M ($2.9M)
2024-05-07	BUY	Market Buy	ゴーディアン・キャピタル・シンガポール・プライベート・リミテッド(Gordian Capital Singapore Private Limited) Gordian Capital Singapore Private Limited	passive	616.6K	¥735	+21.8%	¥64M ($410K)
2024-03-19	BUY	unknown	株式会社ニューアイデンティティクリエイション Newidentitycreation Inc.	activist	2.5M	¥739	+21.1%	¥1.8B ($11.7M)
2024-03-19	SELL	unknown	久保田雅俊 MASATOSHI KUBOTA	activist	620.6K	¥739	-21.1%	¥319M ($2.1M)
2024-02-06	SELL	unknown	株式会社ニューアイデンティティクリエイション Newidentitycreation Inc.	activist	2.5M	¥890	-0.6%	¥36M ($232K)
2024-02-06	SELL	unknown	久保田雅俊 MASATOSHI KUBOTA	activist	1.1M	¥890	-0.6%	¥1.5B ($9.8M)
2024-02-06	BUY	unknown	シンプレクス・ホールディングス株式会社 Simplex Holdings, Inc.	strategic	2.1M	¥890	+0.6%	¥1.9B ($12.1M)
2023-12-21	BUY	unknown	ゴールドマン・サックス・インターナショナル Goldman Sachs International	other	354.8K	¥724	+23.6%	¥254M ($1.6M)
2023-12-21	SELL	unknown	ゴールドマン・サックス証券株式会社 Goldman Sachs Japan Co.,Ltd.	other	16.4K	¥724	-23.6%	¥1M ($8K)
2023-10-24	BUY	Market Buy	ゴーディアン・キャピタル・シンガポール・プライベート・リミテッド(Gordian Capital Singapore Private Limited) Gordian Capital Singapore Private Limited	passive	527.2K	¥779	+14.9%	¥75M ($483K)
2023-10-05	BUY	unknown	ゴールドマン・サックス・インターナショナル Goldman Sachs International	other	436.5K	¥947	-5.5%	¥408M ($2.6M)
2023-10-05	BUY	unknown	ゴールドマン・サックス証券株式会社 Goldman Sachs Japan Co.,Ltd.	other	18.3K	¥947	-5.5%	¥17M ($112K)
2023-08-16	BUY	Market Buy	ゴーディアン・キャピタル・シンガポール・プライベート・リミテッド Gordian Capital Singapore Private Limited	passive	430.6K	¥910	-1.6%	¥392M ($2.5M)
2023-08-07	BUY	unknown	ゴールドマン・サックス・インターナショナル Goldman Sachs International	other	542.8K	¥885	+1.1%	¥480M ($3.1M)
2023-08-07	BUY	unknown	ゴールドマン・サックス証券株式会社 Goldman Sachs Japan Co.,Ltd.	other	18.3K	¥885	+1.1%	¥16M ($104K)
2023-07-06	SELL	unknown	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	370.5K	¥884	-1.2%	¥83M ($533K)
2023-05-10	SELL	unknown	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	120.6K	¥723	-23.8%	¥296M ($1.9M)
2023-05-10	SELL	unknown	フィデリティ投信株式会社 FIL Investments (Japan) Limited	other	157.5K	¥723	-23.8%	¥294M ($1.9M)
2023-05-09	BUY	unknown	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	463.5K	¥664	+34.8%	¥304M ($2.0M)
2023-05-09	SELL	unknown	三井住友トラスト・アセットマネジメント株式会社 Sumitomo Mitsui Trust Asset Management Co.,Ltd.	unknown	0	¥664	-34.8%	¥38M ($243K)
2023-03-22	BUY	unknown	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	506.9K	¥1,097	-18.4%	¥93M ($601K)
2023-03-22	BUY	unknown	三井住友トラスト・アセットマネジメント株式会社 Sumitomo Mitsui Trust Asset Management Co.,Ltd.	other	56.9K	¥1,097	-18.4%	¥62M ($403K)
2023-02-22	BUY	Market Buy	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	529.9K	¥1,310	-31.7%	¥118M ($760K)
2023-01-10	BUY	unknown	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	421.6K	¥1,337	-33.1%	¥564M ($3.6M)
2023-01-10	BUY	unknown	三井住友トラスト・アセットマネジメント株式会社 Sumitomo Mitsui Trust Asset Management Co.,Ltd.	other	56.9K	¥1,337	-33.1%	¥76M ($491K)
2022-10-07	SELL	unknown	株式会社ニューアイデンティティクリエイション Newidentitycreation Inc.	strategic	2.5M	¥1,801	+50.3%	¥61M ($394K)
2022-10-07	SELL	unknown	久保田雅俊 MASATOSHI KUBOTA	activist	2.7M	¥1,801	+50.3%	¥799M ($5.2M)
2022-04-22	BUY	Market Buy	フィデリティ投信株式会社 FIL Investments (Japan) Limited	other	559.5K	¥2,555	-65.0%	¥249M ($1.6M)
2022-03-29	SELL	unknown	株式会社ニューアイデンティティクリエイション Newidentitycreation Inc.	strategic	2.5M	¥2,544	+64.8%	¥86M ($556K)
2022-03-29	SELL	unknown	久保田雅俊 MASATOSHI KUBOTA	activist	2.7M	¥2,544	+64.8%	¥1.1B ($7.3M)
2022-02-22	BUY	unknown	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	436.7K	¥2,470	-63.8%	¥1.1B ($7.0M)
2021-12-22	BUY	unknown	フィデリティ投信株式会社 FIL Investments (Japan) Limited	other	462.2K	¥3,695	-75.8%	¥1.7B ($11.0M)
2021-10-11	BUY	unknown	株式会社ニューアイデンティティクリエイション Newidentitycreation Inc.	strategic	2.5M	¥3,120	-71.3%	¥7.6B ($49.3M)

Showing the 50 most recent of 55 filings.

Frequently asked questions

Who has been buying CIRCULATION Co.,Ltd. stock?: 12 distinct investors have filed 29 disclosed large-shareholding filings in CIRCULATION Co.,Ltd. (7379), most recently on 2025-08-29. 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 CIRCULATION Co.,Ltd. have?: CIRCULATION Co.,Ltd. has 29 buy-side and 20 sell-side disclosures on record, covering ¥23.7B ($152.8M) in total reported value, spanning 2021-08-04 to 2025-08-29.
Where does StockDrifts get CIRCULATION 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 CIRCULATION Co.,Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.