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Mobile Factory, Inc. 3912

Company
株式会社モバイルファクトリーMobile Factory, Inc.
Investors
1
Buys
0
Total Value
—
Avg Return
—
Last Filing
2026-02-12

Mobile Factory, Inc. (3912) has 0 disclosed large-shareholding filings and 4 disclosed disposals on record, filed by 1 distinct investors. The earliest filing StockDrifts holds for Mobile Factory, Inc. is dated 2022-07-29; the most recent is 2026-02-12. All of it is parsed from EDINET large-shareholding (5%+) reports, the official disclosure system operated by the Financial Services Agency (Japan).

Price & insider activity (12 months)

Recent filings

DateTypeSourceInsiderPurposeSharesPrice at filingReturnValue
2026-02-12SELLunknown
宮嶌 裕二
Yuji Miyajima
activist3.2M¥1,164-3.5%¥565M ($3.6M)
2025-02-12SELLunknown
宮嶌 裕二
Yuji Miyajima
activist3.7M¥981-22.8%¥273M ($1.8M)
2023-02-10SELLunknown
宮嶌 裕二
Yuji Miyajima
activist4.0M¥936-28.7%¥115M ($744K)
2022-07-29SELLunknown
宮嶌 裕二
Yuji Miyajima
activist4.1M¥1,003-20.1%¥107M ($693K)

Frequently asked questions

Who has been buying Mobile Factory, Inc. stock?
1 distinct investors have filed 0 disclosed large-shareholding filings in Mobile Factory, Inc. (3912), most recently on 2026-02-12. 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 Mobile Factory, Inc. have?
Mobile Factory, Inc. has 0 buy-side and 4 sell-side disclosures on record, spanning 2022-07-29 to 2026-02-12.
Where does StockDrifts get Mobile Factory, Inc. 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 Mobile Factory, Inc.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.