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Nankai Chemical Company,Limited 4040

Company
南海化学株式会社Nankai Chemical Company,Limited
Investors
2
Buys
2
Total Value
¥1.2B ($7.7M)
Avg Return
-15.88%
Last Filing
2024-05-21

Nankai Chemical Company,Limited (4040) has 2 disclosed large-shareholding filings and 0 disclosed disposals on record, filed by 2 distinct investors. Together those filings cover ¥1.2B ($7.7M) in reported transaction value. The earliest filing StockDrifts holds for Nankai Chemical Company,Limited is dated 2023-12-21; the most recent is 2024-05-21. 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 -15.88%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent filings

DateTypeSourceInsiderPurposeSharesPrice at filingReturnValue
2026-07-23SELLunknown
株式会社りそな銀行
Resona Bank, Limited.
other155.2K¥3,565-6.7%¥88M ($568K)
2024-05-21BUYMarket Buy
三井住友DSアセットマネジメント株式会社
Sumitomo Mitsui DS Asset Management Company, Limited
passive116.6K¥3,290-2.6%¥384M ($2.5M)
2023-12-21BUYunknown
株式会社りそな銀行
Resona Bank, Limited.
other180.0K¥4,525-29.2%¥815M ($5.3M)

Frequently asked questions

Who has been buying Nankai Chemical Company,Limited stock?
2 distinct investors have filed 2 disclosed large-shareholding filings in Nankai Chemical Company,Limited (4040), most recently on 2024-05-21. 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 Nankai Chemical Company,Limited have?
Nankai Chemical Company,Limited has 2 buy-side and 0 sell-side disclosures on record, covering ¥1.2B ($7.7M) in total reported value, spanning 2023-12-21 to 2024-05-21.
Where does StockDrifts get Nankai Chemical Company,Limited 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 Nankai Chemical Company,Limited. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.