Who has been buying MarketEnterprise Co.,Ltd stock?

5 distinct investors have filed 3 disclosed large-shareholding filings in MarketEnterprise Co.,Ltd (3135), most recently on 2026-03-02. 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 MarketEnterprise Co.,Ltd have?

MarketEnterprise Co.,Ltd has 3 buy-side and 13 sell-side disclosures on record, covering ¥661M ($4.3M) in total reported value, spanning 2021-05-31 to 2026-03-02.

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.

MarketEnterprise Co.,Ltd 3135

Company

株式会社マーケットエンタープライズMarketEnterprise Co.,Ltd

Investors

Buys

Total Value

¥661M ($4.3M)

Avg Return

+33.48%

Last Filing

2026-03-02

MarketEnterprise Co.,Ltd (3135) has 3 disclosed large-shareholding filings and 13 disclosed disposals on record, filed by 5 distinct investors. Together those filings cover ¥661M ($4.3M) in reported transaction value. The earliest filing StockDrifts holds for MarketEnterprise Co.,Ltd is dated 2021-05-31; the most recent is 2026-03-02. Across these filings the average return since disclosure is +33.48%, 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
2026-03-02	SELL	unknown	小林泰士	activist	539.6K	¥997	-19.7%	¥534K ($3K)
2026-03-02	SELL	unknown	株式会社WWG	activist	2.1M	¥997	-19.7%	¥2M ($10K)
2025-09-03	SELL	unknown	小林泰士 KOBAYASHI YASUSHI	activist	539.6K	¥1,789	+33.3%	¥3M ($19K)
2025-09-03	SELL	unknown	株式会社WWG WWG Co., Ltd.	activist	2.1M	¥1,789	+33.3%	¥11M ($68K)
2025-04-04	SELL	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	232.7K	¥1,401	+14.8%	¥84M ($541K)
2025-03-21	SELL	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	291.7K	¥1,449	+17.7%	¥203M ($1.3M)
2025-03-04	SELL	unknown	加茂知之 Tomoyuki Kamo	activist	525.0K	¥1,468	+18.7%	¥42M ($268K)
2024-12-06	SELL	unknown	小林泰士 KOBAYASHI YASUSHI	activist	539.6K	¥797	-49.7%	¥1M ($8K)
2024-12-06	SELL	unknown	株式会社WWG WWG Co., Ltd.	activist	2.1M	¥797	-49.7%	¥5M ($30K)
2024-11-21	SELL	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	432.3K	¥926	-28.8%	¥48M ($309K)
2024-04-19	BUY	Market Buy	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	484.1K	¥663	+79.9%	¥55M ($354K)
2023-06-07	SELL	unknown	小林泰士 KOBAYASHI YASUSHI	activist	539.6K	¥1,308	+8.8%	¥631M ($4.1M)
2023-06-07	BUY	unknown	株式会社WWG WWG Co., Ltd.	activist	2.1M	¥1,308	-8.8%	¥607M ($3.9M)
2022-09-26	SELL	unknown	Z Venture Capital株式会社 Z Venture Capital Corporation	other	0	¥901	-32.4%	¥362M ($2.3M)
2022-09-22	BUY	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	400.1K	¥930	+28.3%	¥372M ($2.4M)
2021-05-31	SELL	unknown	Z Venture Capital株式会社 Z Venture Capital Corporation	other	400.0K	¥1,083	-10.2%	¥18M ($118K)

Frequently asked questions

Who has been buying MarketEnterprise Co.,Ltd stock?: 5 distinct investors have filed 3 disclosed large-shareholding filings in MarketEnterprise Co.,Ltd (3135), most recently on 2026-03-02. 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 MarketEnterprise Co.,Ltd have?: MarketEnterprise Co.,Ltd has 3 buy-side and 13 sell-side disclosures on record, covering ¥661M ($4.3M) in total reported value, spanning 2021-05-31 to 2026-03-02.
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.

More on this data

Every trade listed above comes from an official regulatory disclosure. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.