Who has been buying Consec Corporation stock?

5 distinct investors have filed 9 disclosed large-shareholding filings in Consec Corporation (9895), most recently on 2026-04-22. 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 Consec Corporation have?

Consec Corporation has 9 buy-side and 10 sell-side disclosures on record, covering ¥417M ($2.7M) in total reported value, spanning 2022-12-12 to 2026-04-22.

Where does StockDrifts get Consec Corporation 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.

Consec Corporation 9895

Company

株式会社コンセックConsec Corporation

Investors

Buys

Total Value

¥417M ($2.7M)

Avg Return

+2.74%

Last Filing

2026-04-22

Consec Corporation (9895) has 9 disclosed large-shareholding filings and 10 disclosed disposals on record, filed by 5 distinct investors. Together those filings cover ¥417M ($2.7M) in reported transaction value. The earliest filing StockDrifts holds for Consec Corporation is dated 2022-12-12; the most recent is 2026-04-22. 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 +2.74%, 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
2026-07-17	SELL	unknown	佐々木秀隆(相続人佐々木耕司)	unknown	0	¥1,265	-0.2%	¥256M ($1.6M)
2026-07-17	BUY	Market Buy	佐々木耕司	passive	202.0K	¥1,265	+0.2%	¥256M ($1.6M)
2026-07-17	BUY	Market Buy	日本鉱泉株式会社	passive	169.9K	¥1,265	+0.2%	¥215M ($1.4M)
2026-04-22	BUY	unknown	みずほ証券株式会社 Mizuho Securities Co., Ltd.	other	130.0K	¥1,260	-0.9%	¥164M ($1.1M)
2025-07-29	BUY	Market Buy	公益財団法人秀里会代表理事佐々木秀隆 HIDESATOKAI Inc.	passive	151.2K	¥1,307	-4.1%	¥55M ($355K)
2025-07-29	BUY	Market Buy	公益財団法人秀里会代表理事佐々木秀隆 HIDESATOKAI Inc.	passive	151.2K	¥1,307	-4.1%	¥55M ($355K)
2025-07-25	BUY	Market Buy	佐々木秀隆 Hidetaka Sasaki	other	202.0K	¥1,270	-1.3%	¥13M ($81K)
2025-07-25	BUY	Market Buy	日本鉱泉株式会社 Nihonkousen	passive	169.9K	¥1,270	-1.3%	¥216M ($1.4M)
2025-07-17	BUY	Market Buy	公益財団法人秀里会代表理事佐々木秀隆 HIDESATOKAI Inc.	passive	151.2K	¥1,263	-0.8%	¥53M ($343K)
2025-07-17	BUY	Market Buy	公益財団法人秀里会代表理事佐々木秀隆 HIDESATOKAI Inc.	passive	151.2K	¥1,263	-0.8%	¥191M ($1.2M)
2025-07-17	BUY	Market Buy	公益財団法人秀里会代表理事佐々木秀隆 HIDESATOKAI Inc.	passive	51.9K	¥1,263	-0.8%	¥66M ($423K)
2025-07-14	SELL	Market Buy	佐々木秀隆 Hidetaka Sasaki	other	202.0K	¥1,264	+0.9%	¥53M ($344K)
2025-07-14	SELL	Market Buy	佐々木秀隆 Hidetaka Sasaki	other	202.0K	¥1,264	+0.9%	¥53M ($344K)
2025-07-14	BUY	Market Buy	日本鉱泉株式会社 Nihonkousen	passive	169.9K	¥1,264	-0.9%	¥215M ($1.4M)
2025-07-14	BUY	Market Buy	日本鉱泉株式会社 Nihonkousen	passive	169.9K	¥1,264	-0.9%	¥215M ($1.4M)
2025-07-14	SELL	Market Buy	日本鉱泉株式会社 Nihonkousen	passive	169.9K	¥1,264	+0.9%	¥22M ($143K)
2025-07-14	SELL	Market Buy	佐々木秀隆 Hidetaka Sasaki	other	192.2K	¥1,264	+0.9%	¥66M ($424K)
2025-03-26	BUY	Market Buy	佐々木秀隆 Hidetaka Sasaki	other	244.1K	¥1,250	+0.2%	¥53M ($340K)
2025-03-26	SELL	Market Buy	日本鉱泉株式会社 Nihonkousen	passive	169.9K	¥1,250	-0.2%	¥22M ($141K)
2025-03-26	SELL	Market Buy	日本鉱泉株式会社 Nihonkousen	passive	169.9K	¥1,250	-0.2%	¥22M ($141K)
2025-03-26	BUY	Market Buy	佐々木秀隆 Hidetaka Sasaki	other	244.1K	¥1,250	+0.2%	¥53M ($340K)
2024-10-07	BUY	unknown	みずほ証券株式会社 Mizuho Securities Co., Ltd.	other	130.0K	¥1,149	+9.1%	¥149M ($964K)
2024-10-07	BUY	unknown	株式会社ライフステージやまと代表取締役山戸彰哉 lifestageyamato	other	130.0K	¥1,149	+9.1%	¥149M ($964K)
2024-10-07	BUY	unknown	株式会社ライフステージやまと代表取締役山戸彰哉 lifestageyamato	other	130.0K	¥1,149	+9.1%	¥149M ($964K)
2024-05-21	BUY	Market Buy	公益財団法人秀里会 HIDESATOKAI Inc.	passive	109.1K	¥1,240	+1.1%	¥135M ($873K)
2024-05-21	BUY	Market Buy	公益財団法人秀里会 HIDESATOKAI Inc.	passive	109.1K	¥1,240	+1.1%	¥135M ($873K)
2024-05-21	BUY	Market Buy	公益財団法人秀里会代表理事佐々木秀隆 HIDESATOKAI Inc.	passive	109.1K	¥1,240	+1.1%	¥135M ($873K)
2023-11-02	BUY	unknown	株式会社ライフステージやまと代表取締役山戸彰哉 lifestageyamato	other	130.0K	¥1,250	+0.2%	¥163M ($1.0M)
2023-11-02	BUY	unknown	株式会社ライフステージやまと代表取締役山戸彰哉 lifestageyamato	other	130.0K	¥1,250	+0.2%	¥163M ($1.0M)
2023-11-02	BUY	unknown	株式会社ライフステージやまと代表取締役山戸彰哉 lifestageyamato	other	130.0K	¥1,250	+0.2%	¥163M ($1.0M)
2023-11-02	BUY	unknown	株式会社ライフステージやまと代表取締役山戸彰哉 lifestageyamato	other	130.0K	¥1,250	+0.2%	¥163M ($1.0M)
2023-10-05	BUY	Market Buy	株式会社ライフステージやまと代表取締役山戸彰哉 lifestageyamato	other	130.0K	¥1,168	+7.3%	¥95M ($614K)
2023-10-05	BUY	unknown	株式会社ライフステージやまと代表取締役山戸彰哉 lifestageyamato	other	130.0K	¥1,168	+7.3%	¥152M ($980K)
2023-10-05	BUY	unknown	株式会社ライフステージやまと代表取締役山戸彰哉 lifestageyamato	other	130.0K	¥1,168	+7.3%	¥152M ($980K)
2023-10-05	BUY	unknown	株式会社ライフステージやまと代表取締役山戸彰哉 lifestageyamato	other	130.0K	¥1,168	+7.3%	¥152M ($980K)
2023-09-13	SELL	unknown	株式会社ライフステージやまと代表取締役山戸彰哉 lifestageyamato	other	48.5K	¥1,245	-0.6%	¥101M ($654K)
2023-09-13	BUY	unknown	株式会社ライフステージやまと代表取締役山戸彰哉 lifestageyamato	other	130.0K	¥1,245	+0.6%	¥101M ($654K)
2023-09-13	BUY	unknown	株式会社ライフステージやまと代表取締役山戸彰哉 lifestageyamato	other	130.0K	¥1,245	+0.6%	¥162M ($1.0M)
2023-07-12	BUY	unknown	株式会社ライフステージやまと代表取締役山戸彰哉 lifestageyamato	other	130.0K	¥1,108	+13.1%	¥28M ($180K)
2023-07-12	BUY	unknown	株式会社ライフステージやまと代表取締役山戸彰哉 lifestageyamato	other	130.0K	¥1,108	+13.1%	¥28M ($180K)
2023-05-18	SELL	Market Buy	日本鉱泉株式会社 Nihonkousen	passive	187.4K	¥1,087	-15.3%	¥22M ($141K)
2023-05-18	BUY	Market Buy	佐々木秀隆 Hidetaka Sasaki	other	202.0K	¥1,087	+15.3%	¥220M ($1.4M)
2022-12-12	BUY	Market Buy	佐々木秀隆 Hidetaka Sasaki	other	202.0K	¥1,101	+13.8%	¥222M ($1.4M)
2022-12-12	BUY	unknown	佐々木秀隆 Hidetaka Sasaki	unknown	202.0K	¥1,101	+13.8%	¥222M ($1.4M)
2022-12-12	SELL	unknown	日本鉱泉株式会社 Nihonkousen	unknown	207.4K	¥1,101	-13.8%	¥37M ($240K)
2022-12-12	SELL	Market Buy	日本鉱泉株式会社 Nihonkousen	passive	207.4K	¥1,101	-13.8%	¥37M ($240K)

Frequently asked questions

Who has been buying Consec Corporation stock?: 5 distinct investors have filed 9 disclosed large-shareholding filings in Consec Corporation (9895), most recently on 2026-04-22. 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 Consec Corporation have?: Consec Corporation has 9 buy-side and 10 sell-side disclosures on record, covering ¥417M ($2.7M) in total reported value, spanning 2022-12-12 to 2026-04-22.
Where does StockDrifts get Consec Corporation 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 Consec Corporation. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.