Who has been buying MERCURY REALTECH INNOVATOR Inc. stock?

5 distinct investors have filed 10 disclosed large-shareholding filings in MERCURY REALTECH INNOVATOR Inc. (5025), most recently on 2026-04-16. 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 MERCURY REALTECH INNOVATOR Inc. have?

MERCURY REALTECH INNOVATOR Inc. has 10 buy-side and 3 sell-side disclosures on record, covering ¥3.7B ($24.2M) in total reported value, spanning 2022-03-03 to 2026-04-16.

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.

MERCURY REALTECH INNOVATOR Inc. 5025

Company

株式会社マーキュリーリアルテックイノベーターMERCURY REALTECH INNOVATOR Inc.

Investors

Buys

Total Value

¥3.7B ($24.2M)

Avg Return

+2.06%

Last Filing

2026-04-16

MERCURY REALTECH INNOVATOR Inc. (5025) has 10 disclosed large-shareholding filings and 3 disclosed disposals on record, filed by 5 distinct investors. Together those filings cover ¥3.7B ($24.2M) in reported transaction value. The earliest filing StockDrifts holds for MERCURY REALTECH INNOVATOR Inc. is dated 2022-03-03; the most recent is 2026-04-16. Across these filings the average return since disclosure is +2.06%, 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
2026-04-16	BUY	Market Buy	光通信株式会社	passive	159.2K	¥711	-16.5%	¥20M ($131K)
2026-04-16	BUY	Market Buy	株式会社UH5	passive	7.3K	¥711	-	-
2026-01-19	BUY	Market Buy	光通信株式会社	passive	130.6K	¥731	-18.7%	¥95M ($616K)
2026-01-19	BUY	Market Buy	株式会社UH5	passive	7.3K	¥731	-18.7%	¥5M ($34K)
2024-08-21	BUY	unknown	陣隆浩 Takahiro Jin	activist	500	¥483	+23.0%	¥21M ($137K)
2024-08-21	BUY	unknown	株式会社JINX JINX.Inc	strategic	316.1K	¥483	+23.0%	¥150M ($968K)
2024-08-15	BUY	acquisition	株式会社GA technologies GA technologies Co.,Ltd.	corporate	1.4M	¥479	+24.0%	¥682M ($4.4M)
2023-01-06	BUY	unknown	陣隆浩 Takahiro Jin	activist	1.1M	¥775	-	-
2023-01-06	SELL	unknown	陣隆浩 Takahiro Jin	activist	1.1M	¥775	+23.4%	¥45M ($288K)
2023-01-06	BUY	unknown	株式会社JINX JINX.Inc	strategic	555.0K	¥775	-	-
2023-01-06	BUY	unknown	株式会社JINX JINX.Inc	strategic	555.0K	¥775	-	-
2022-12-02	SELL	unknown	陣隆浩 Takahiro Jin	activist	1.2M	¥932	+36.3%	¥3M ($21K)
2022-12-02	SELL	unknown	株式会社JINX JINX.Inc	strategic	555.0K	¥932	+36.3%	¥2M ($10K)
2022-03-03	BUY	Market Buy	陣隆浩 Takahiro Jin	passive	1.2M	¥975	-39.1%	¥1.2B ($7.6M)
2022-03-03	BUY	Market Buy	株式会社JINX JINX.Inc	passive	555.0K	¥975	-	¥541M ($3.5M)
2022-03-03	BUY	unknown	陣隆浩 Takahiro Jin	activist	1.2M	¥975	-39.1%	¥1.2B ($7.6M)
2022-03-03	BUY	Market Buy	株式会社JINX JINX.Inc	passive	555.0K	¥975	-39.1%	¥541M ($3.5M)
2022-03-03	BUY	unknown	株式会社JINX JINX.Inc	strategic	555.0K	¥975	-39.1%	¥541M ($3.5M)

Frequently asked questions

Who has been buying MERCURY REALTECH INNOVATOR Inc. stock?: 5 distinct investors have filed 10 disclosed large-shareholding filings in MERCURY REALTECH INNOVATOR Inc. (5025), most recently on 2026-04-16. 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 MERCURY REALTECH INNOVATOR Inc. have?: MERCURY REALTECH INNOVATOR Inc. has 10 buy-side and 3 sell-side disclosures on record, covering ¥3.7B ($24.2M) in total reported value, spanning 2022-03-03 to 2026-04-16.
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.