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IMURA & Co.,Ltd. 3955

Company
株式会社イムラIMURA & Co.,Ltd.
Investors
3
Buys
3
Total Value
¥206M ($1.3M)
Avg Return
-8.70%
Last Filing
2026-05-08

IMURA & Co.,Ltd. (3955) has 3 disclosed large-shareholding filings and 1 disclosed disposals on record, filed by 3 distinct investors. Together those filings cover ¥206M ($1.3M) in reported transaction value. The earliest filing StockDrifts holds for IMURA & Co.,Ltd. is dated 2024-12-25; the most recent is 2026-05-08. 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 -8.70%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent filings

DateTypeSourceInsiderPurposeSharesPrice at filingReturnValue
2026-05-08BUYunknown
井村 治代
strategic233.0K¥856-5.4%¥199M ($1.3M)
2026-05-08BUYunknown
有限会社ケイ・アンド・アイ コーポレーション
activist385.3K¥856-5.4%¥330M ($2.1M)
2025-03-10BUYunknown
井村 治代
Haruyo Imura
strategic233.0K¥960-8.3%¥6M ($40K)
2025-03-10SELLunknown
井村守宏
Morihiro Imura
strategic257.5K¥960+8.3%¥114M ($738K)
2024-12-25BUYunknown
井村 治代
Haruyo Imura
strategic233.0K¥1,000-12.0%¥233M ($1.5M)
2024-12-25BUYunknown
井村 治代
Haruyo Imura
strategic233.0K¥1,000-12.0%¥233M ($1.5M)
2024-12-25BUYunknown
井村守宏
Morihiro Imura
strategic257.5K¥1,000-12.0%¥258M ($1.7M)
2024-12-25BUYunknown
井村守宏
Morihiro Imura
strategic257.5K¥1,000-12.0%¥258M ($1.7M)

Frequently asked questions

Who has been buying IMURA & Co.,Ltd. stock?
3 distinct investors have filed 3 disclosed large-shareholding filings in IMURA & Co.,Ltd. (3955), most recently on 2026-05-08. 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 IMURA & Co.,Ltd. have?
IMURA & Co.,Ltd. has 3 buy-side and 1 sell-side disclosures on record, covering ¥206M ($1.3M) in total reported value, spanning 2024-12-25 to 2026-05-08.
Where does StockDrifts get IMURA & Co.,Ltd. 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 IMURA & Co.,Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.