StockDrifts LogoStockDrifts

Ohishi Sangyo Co., Ltd. 3943

Company
大石産業株式会社Ohishi Sangyo Co., Ltd.
Investors
2
Buys
0
Total Value
—
Avg Return
—
Last Filing
2024-10-04

Ohishi Sangyo Co., Ltd. (3943) has 0 disclosed large-shareholding filings and 3 disclosed disposals on record, filed by 2 distinct investors. The earliest filing StockDrifts holds for Ohishi Sangyo Co., Ltd. is dated 2022-03-23; the most recent is 2024-10-04. 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
2024-10-04BUYunknown
三井住友海上火災保険株式会社
Mitsui Sumitomo Insurance Co.,Ltd.
strategic292.8K¥1,043+31.2%¥305M ($2.0M)
2024-10-04SELLunknown
あいおいニッセイ同和損害保険株式会社
Aioi Nissay Dowa Insurance Co.,Ltd.
strategic83.0K¥1,043-31.2%¥101M ($653K)
2022-03-23SELLunknown
三井住友海上火災保険株式会社
Mitsui Sumitomo Insurance Co.,Ltd.
strategic146.4K¥445.75-206.9%¥13M ($85K)
2022-03-23SELLunknown
あいおいニッセイ同和損害保険株式会社
Aioi Nissay Dowa Insurance Co.,Ltd.
strategic90.1K¥445.75-206.9%¥8M ($50K)

Frequently asked questions

Who has been buying Ohishi Sangyo Co., Ltd. stock?
2 distinct investors have filed 0 disclosed large-shareholding filings in Ohishi Sangyo Co., Ltd. (3943), most recently on 2024-10-04. 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 Ohishi Sangyo Co., Ltd. have?
Ohishi Sangyo Co., Ltd. has 0 buy-side and 3 sell-side disclosures on record, spanning 2022-03-23 to 2024-10-04.
Where does StockDrifts get Ohishi Sangyo 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 Ohishi Sangyo Co., Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.