StockDrifts LogoStockDrifts

Wadakohsan Corporation 8931

Company
和田興産株式会社Wadakohsan Corporation
Investors
4
Buys
0
Total Value
—
Avg Return
—
Last Filing
2026-05-13

Wadakohsan Corporation (8931) has 0 disclosed large-shareholding filings and 2 disclosed disposals on record, filed by 4 distinct investors. The earliest filing StockDrifts holds for Wadakohsan Corporation is dated 2021-05-26; the most recent is 2026-05-13.

Price & insider activity (12 months)

Recent filings

DateTypeSourceInsiderPurposeSharesPrice at filingReturnValue
2026-05-13BUYunknown
和田 憲昌
other1.5M¥1,271--
2026-05-13SELLunknown
株式会社四三二
activist2.5M¥1,271-3.4%¥350M ($2.3M)
2026-05-13BUYunknown
和田 剛直
other1.1M¥1,271--
2021-05-26SELLMarket Buy
大阪中小企業投資育成株式会社
Osaka Small and Medium Business Investment & Consultation Co.,Ltd
passive560.6K¥792-65.9%¥49M ($318K)

Frequently asked questions

Who has been buying Wadakohsan Corporation stock?
4 distinct investors have filed 0 disclosed large-shareholding filings in Wadakohsan Corporation (8931), most recently on 2026-05-13. 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 Wadakohsan Corporation have?
Wadakohsan Corporation has 0 buy-side and 2 sell-side disclosures on record, spanning 2021-05-26 to 2026-05-13.
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.

More on this data

Every trade listed above comes from an official regulatory disclosure. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.