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株式会社マルイチ産商 8228

Company
株式会社マルイチ産商
Investors
6
Buys
12
Total Value
—
Avg Return
—
Last Filing
2026-03-26

株式会社マルイチ産商 (8228) has 12 disclosed large-shareholding filings and 6 disclosed disposals on record, filed by 6 distinct investors. The earliest filing StockDrifts holds for 株式会社マルイチ産商 is dated 2023-06-08; the most recent is 2026-03-26. 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)

No price data available

Recent filings

DateTypeSourceInsiderPurposeSharesPrice at filingReturnValue
2026-07-03SELLunknown
マルイチ産商取引先持株会 理事長 山口 聡
Chairman of MARUICHI Co.,Ltd. Business Partner Stock Holding Association, Satoshi Yamaguchi
unknown0---
2026-07-03BUYunknown
マルイチ産商取引先持株会 理事長 田邉 弥
Chairman of MARUICHI Co.,Ltd. Business Partner Stock Holding Association, Wataru Tanabe
strategic2.0M---
2026-03-26SELLunknown
マルイチ産商取引先持株会 理事長 山口 聡
Chairman of MARUICHI Co.,Ltd. Business Partner Stock Holding Association, Satoshi Yamaguchi
unknown0---
2026-03-26BUYMarket Buy
マルイチ産商取引先持株会 理事長 山口 聡
Chairman of MARUICHI Co.,Ltd. Business Partner Stock Holding Association, Satoshi Yamaguchi
strategic2.0M---
2026-03-26BUYMarket Buy
マルイチ産商取引先持株会 理事長 山口 聡
Chairman of MARUICHI Co.,Ltd. Business Partner Stock Holding Association, Satoshi Yamaguchi
strategic1.6M---
2026-03-26SELLunknown
マルイチ産商取引先持株会 理事長 山口 聡
Chairman of MARUICHI Co.,Ltd. Business Partner Stock Holding Association, Satoshi Yamaguchi
unknown0---
2026-03-26BUYunknown
マルイチ産商取引先持株会 理事長 山口 聡
Chairman of MARUICHI Co.,Ltd. Business Partner Stock Holding Association, Satoshi Yamaguchi
strategic1.7M---
2026-03-26BUYunknown
マルイチ産商取引先持株会 理事長 山口 聡
Chairman of MARUICHI Co.,Ltd. Business Partner Stock Holding Association, Satoshi Yamaguchi
strategic1.3M---
2025-03-27BUYnegotiated
株式会社長野銀行
Nagano Bank, Ltd.
strategic6.3K---
2025-03-27BUYnegotiated
株式会社長野銀行
Nagano Bank, Ltd.
strategic6.3K---
2025-03-27SELLnegotiated
株式会社八十二銀行
The Hachijuni Bank, Ltd.
strategic985.3K---
2025-03-27SELLnegotiated
株式会社八十二銀行
The Hachijuni Bank, Ltd.
strategic985.3K---
2025-01-21BUYunknown
仁科恵敏
Keitoshi Nishina
strategic339---
2025-01-21BUYMarket Buy
仁科恵敏
Keitoshi Nishina
strategic339---
2025-01-21BUYunknown
仁科恵敏
Keitoshi Nishina
strategic1.6K---
2025-01-21BUYunknown
仁科恵敏
Keitoshi Nishina
strategic339---
2025-01-21BUYunknown
仁科恵敏
Keitoshi Nishina
strategic339---
2025-01-21BUYunknown
仁科恵敏
Keitoshi Nishina
strategic1.6K---
2025-01-21BUYunknown
有限会社ニシナ興産
Nishina Kosan Ltd.
strategic1.4M---
2025-01-21BUYunknown
有限会社ニシナ興産
Nishina Kosan Ltd.
strategic1.4M---
2025-01-21BUYunknown
有限会社ニシナ興産
Nishina Kosan Ltd.
strategic1.4M---
2025-01-21BUYunknown
有限会社ニシナ興産
Nishina Kosan Ltd.
strategic1.4M---
2025-01-21BUYMarket Buy
有限会社ニシナ興産
Nishina Kosan Ltd.
strategic1.4M---
2025-01-21BUYunknown
有限会社ニシナ興産
Nishina Kosan Ltd.
strategic1.4M---
2024-11-22SELLnegotiated
株式会社長野銀行
Nagano Bank, Ltd.
strategic343.0K---
2024-11-22BUYnegotiated
株式会社八十二銀行
The Hachijuni Bank, Ltd.
strategic1.1M---
2024-10-04SELLunknown
三菱商事株式会社
Mitsubishi Corporation
strategic2.3M---
2023-06-08BUYnegotiated
株式会社八十二銀行
The Hachijuni Bank, Ltd.
strategic1.1M---
2023-06-08BUYnegotiated
株式会社長野銀行
Nagano Bank, Ltd.
strategic679.6K---

Frequently asked questions

Who has been buying 株式会社マルイチ産商 stock?
6 distinct investors have filed 12 disclosed large-shareholding filings in 株式会社マルイチ産商 (8228), most recently on 2026-03-26. 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 株式会社マルイチ産商 have?
株式会社マルイチ産商 has 12 buy-side and 6 sell-side disclosures on record, spanning 2023-06-08 to 2026-03-26.
Where does StockDrifts get 株式会社マルイチ産商 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 株式会社マルイチ産商. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.