Who has been buying MUGEN ESTATE Co.,Ltd. stock?

9 distinct investors have filed 11 disclosed large-shareholding filings in MUGEN ESTATE Co.,Ltd. (3299), most recently on 2026-05-13. 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 MUGEN ESTATE Co.,Ltd. have?

MUGEN ESTATE Co.,Ltd. has 11 buy-side and 13 sell-side disclosures on record, covering ¥3.0B ($19.6M) in total reported value, spanning 2021-08-30 to 2026-05-13.

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.

MUGEN ESTATE Co.,Ltd. 3299

Company

株式会社ムゲンエステートMUGEN ESTATE Co.,Ltd.

Investors

Buys

Total Value

¥3.0B ($19.6M)

Avg Return

+190.67%

Last Filing

2026-05-13

MUGEN ESTATE Co.,Ltd. (3299) has 11 disclosed large-shareholding filings and 13 disclosed disposals on record, filed by 9 distinct investors. Together those filings cover ¥3.0B ($19.6M) in reported transaction value. The earliest filing StockDrifts holds for MUGEN ESTATE Co.,Ltd. is dated 2021-08-30; the most recent is 2026-05-13. Across these filings the average return since disclosure is +190.67%, 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
2026-07-22	BUY	unknown	株式会社セラネス	activist	1.3M	¥1,999	-	-
2026-07-22	SELL	unknown	庄田優子	activist	655.0K	¥1,999	+13.5%	¥19M ($126K)
2026-05-13	SELL	unknown	庄田優子	activist	655.0K	¥2,219	+22.0%	¥22M ($140K)
2026-05-13	SELL	unknown	庄田優子	activist	655.0K	¥2,219	+22.0%	¥22M ($140K)
2026-05-13	BUY	unknown	株式会社セラネス	activist	1.3M	¥2,219	-	-
2026-05-13	BUY	Market Buy	藤田進一	activist	1.5M	¥2,219	-22.0%	¥43M ($279K)
2026-05-13	BUY	unknown	株式会社夢現企画	activist	1.5M	¥2,219	-	-
2026-05-13	BUY	unknown	株式会社ドリームカムトゥルー	activist	2.1M	¥2,219	-	-
2026-05-13	BUY	unknown	株式会社セラネス	activist	1.3M	¥2,219	-	-
2025-08-29	SELL	Market Buy	藤田進 SUSUMU FUJITA	activist	4.1M	¥2,035	+15.0%	¥967M ($6.2M)
2025-08-29	BUY	Market Buy	藤田由香 Yuka Fujita	activist	700.0K	¥2,035	-	-
2025-08-29	BUY	Market Buy	株式会社夢現企画 Yumegen Planning Co., Ltd.	activist	1.5M	¥2,035	-15.0%	¥610M ($3.9M)
2025-08-29	BUY	Market Buy	株式会社ドリームカムトゥルー Dream Come True Co., Ltd.	activist	2.1M	¥2,035	-	-
2025-08-29	BUY	Market Buy	株式会社セラネス Ceranes Co., Ltd.	activist	1.3M	¥2,035	-	-
2025-08-29	BUY	Market Buy	合同会社サライ Sarai LLC	activist	500.0K	¥2,035	-	¥1.0B ($6.6M)
2025-08-29	SELL	Market Buy	藤田進一 SHINICHI FUJITA	activist	1.5M	¥2,035	+15.0%	¥540M ($3.5M)
2024-08-28	SELL	unknown	藤田百合子 Yuriko Fujita	other	0	¥1,396	-23.9%	¥976M ($6.3M)
2024-08-28	BUY	unknown	株式会社セラネス Ceranes Co., Ltd.	activist	1.3M	¥1,396	+23.9%	¥422M ($2.7M)
2024-08-28	SELL	unknown	藤田進 SUSUMU FUJITA	activist	4.6M	¥1,396	-23.9%	¥197M ($1.3M)
2024-08-28	BUY	unknown	株式会社ドリームカムトゥルー Dream Come True Co., Ltd.	activist	2.1M	¥1,396	+23.9%	¥558M ($3.6M)
2024-02-28	SELL	unknown	藤田進一 SHINICHI FUJITA	activist	1.7M	¥1,392	-24.3%	¥576M ($3.7M)
2024-02-28	BUY	unknown	株式会社夢現企画 Yumegen Planning Co., Ltd.	activist	1.2M	¥1,392	+24.3%	¥556M ($3.6M)
2024-02-28	SELL	unknown	藤田進一 SHINICHI FUJITA	activist	1.7M	¥1,392	-24.3%	¥576M ($3.7M)
2024-02-28	BUY	unknown	藤田由香 Yuka Fujita	activist	700.0K	¥1,392	-	-
2024-02-28	BUY	unknown	株式会社夢現企画 Yumegen Planning Co., Ltd.	activist	1.2M	¥1,392	+24.3%	¥556M ($3.6M)
2024-02-28	BUY	unknown	藤田由香 Yuka Fujita	activist	700.0K	¥1,392	-	-
2023-02-27	SELL	unknown	藤田進一 SHINICHI FUJITA	activist	2.1M	¥545	-217.4%	¥206M ($1.3M)
2023-02-27	BUY	unknown	株式会社夢現企画 Yumegen Planning Co., Ltd.	activist	760.0K	¥545	+217.4%	¥218M ($1.4M)
2023-02-27	SELL	unknown	藤田進一 SHINICHI FUJITA	activist	2.1M	¥545	-217.4%	¥206M ($1.3M)
2023-02-27	BUY	unknown	藤田由香 Yuka Fujita	activist	700.0K	¥545	-	-
2023-02-27	BUY	unknown	藤田由香 Yuka Fujita	activist	700.0K	¥545	-	-
2023-02-27	BUY	unknown	株式会社夢現企画 Yumegen Planning Co., Ltd.	activist	760.0K	¥545	+217.4%	¥218M ($1.4M)
2022-08-24	SELL	unknown	藤田進 SUSUMU FUJITA	activist	4.8M	¥481	-259.7%	¥470M ($3.0M)
2022-08-24	SELL	unknown	藤田進 SUSUMU FUJITA	activist	4.8M	¥481	-259.7%	¥470M ($3.0M)
2022-08-24	BUY	unknown	藤田百合子 Yuriko Fujita	activist	700.0K	¥481	-	-
2022-08-24	BUY	unknown	株式会社ドリームカムトゥルー Dream Come True Co., Ltd.	activist	1.7M	¥481	+259.7%	¥96M ($620K)
2022-08-24	BUY	unknown	株式会社セラネス Ceranes Co., Ltd.	activist	1.0M	¥481	-	¥481M ($3.1M)
2022-08-24	BUY	unknown	藤田百合子 Yuriko Fujita	activist	700.0K	¥481	-	-
2022-08-24	BUY	unknown	株式会社ドリームカムトゥルー Dream Come True Co., Ltd.	activist	1.7M	¥481	-	-
2022-08-24	BUY	unknown	株式会社セラネス Ceranes Co., Ltd.	activist	1.0M	¥481	-	¥481M ($3.1M)
2021-08-30	SELL	unknown	藤田進 SUSUMU FUJITA	activist	5.7M	¥470	-268.1%	¥125M ($805K)
2021-08-30	SELL	unknown	藤田進 SUSUMU FUJITA	activist	5.7M	¥470	-268.1%	¥125M ($805K)
2021-08-30	BUY	unknown	藤田百合子 Yuriko Fujita	activist	700.0K	¥470	-	-
2021-08-30	BUY	unknown	株式会社ドリームカムトゥルー Dream Come True Co., Ltd.	activist	1.7M	¥470	+268.1%	¥94M ($606K)
2021-08-30	BUY	unknown	藤田百合子 Yuriko Fujita	activist	700.0K	¥470	-	-
2021-08-30	BUY	unknown	株式会社ドリームカムトゥルー Dream Come True Co., Ltd.	activist	1.7M	¥470	+268.1%	¥94M ($606K)

Frequently asked questions

Who has been buying MUGEN ESTATE Co.,Ltd. stock?: 9 distinct investors have filed 11 disclosed large-shareholding filings in MUGEN ESTATE Co.,Ltd. (3299), most recently on 2026-05-13. 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 MUGEN ESTATE Co.,Ltd. have?: MUGEN ESTATE Co.,Ltd. has 11 buy-side and 13 sell-side disclosures on record, covering ¥3.0B ($19.6M) in total reported value, spanning 2021-08-30 to 2026-05-13.
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.