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Naikai Zosen Corporation 7018

Company
内海造船株式会社Naikai Zosen Corporation
Investors
1
Buys
0
Total Value
—
Avg Return
—
Last Filing
2025-06-30

Naikai Zosen Corporation (7018) has 0 disclosed large-shareholding filings and 0 disclosed disposals on record, filed by 1 distinct investors. The earliest filing StockDrifts holds for Naikai Zosen Corporation is dated 2025-06-30; the most recent is 2025-06-30. 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
2026-07-21BUYMarket Buy
五味 大輔
Gomi Daisuke
passive167.5K¥9,930+21.3%¥248M ($1.6M)
2026-05-26BUYMarket Buy
五味 大輔
Gomi Daisuke
passive142.5K¥10,640-11.0%¥264M ($1.7M)
2026-05-19BUYMarket Buy
五味 大輔
Gomi Daisuke
passive117.5K¥9,910-11.7%¥1.2B ($7.5M)
2025-06-30BUYunknown
カナデビア株式会社
Kanadevia Corporation
corporate667.3K¥6,010+118.8%¥4.0B ($25.9M)

Frequently asked questions

Who has been buying Naikai Zosen Corporation stock?
1 distinct investors have filed 0 disclosed large-shareholding filings in Naikai Zosen Corporation (7018), most recently on 2025-06-30. 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 Naikai Zosen Corporation have?
Naikai Zosen Corporation has 0 buy-side and 0 sell-side disclosures on record, spanning 2025-06-30 to 2025-06-30.
Where does StockDrifts get Naikai Zosen Corporation 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 Naikai Zosen Corporation. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.