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Kobayashi Yoko Co., Ltd. 8742

Company
株式会社小林洋行Kobayashi Yoko Co., Ltd.
Investors
3
Buys
4
Total Value
¥738M ($4.8M)
Avg Return
+35.16%
Last Filing
2026-04-08

Kobayashi Yoko Co., Ltd. (8742) has 4 disclosed large-shareholding filings and 1 disclosed disposals on record, filed by 3 distinct investors. Together those filings cover ¥738M ($4.8M) in reported transaction value. The earliest filing StockDrifts holds for Kobayashi Yoko Co., Ltd. is dated 2022-04-11; the most recent is 2026-04-08. Across these filings the average return since disclosure is +35.16%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent filings

DateTypeSourceInsiderPurposeSharesPrice at filingReturnValue
2026-08-31BUYMarket Buy
日産証券グループ株式会社
Nissan Securities Group Co., Ltd.
passive886.2K¥557+10.4%¥70M ($451K)
2026-04-08BUYMarket Buy
日産証券グループ株式会社
Nissan Securities Group Co.,Ltd.
passive760.2K¥521+18.0%¥69M ($443K)
2026-04-07BUYMarket Buy
日産証券グループ株式会社
Nissan Securities Group Co.,Ltd.
passive760.2K¥524-¥69M ($446K)
2026-04-07BUYMarket Buy
日産証券グループ株式会社
Nissan Securities Group Co.,Ltd.
passive760.2K¥524+17.4%¥69M ($446K)
2026-02-24BUYMarket Buy
日産証券グループ株式会社
Nissan Securities Group., Ltd.
passive629.3K¥485+26.8%¥305M ($2.0M)
2022-04-11SELLunknown
細金 千恵子
HOSOGANE CHIEKO
strategic181.8K¥225-173.3%¥6M ($42K)
2022-04-11BUYunknown
株式会社東京洋行
Tokyo Yoko Co., Ltd.
strategic3.0M¥225+173.3%¥669M ($4.3M)

Frequently asked questions

Who has been buying Kobayashi Yoko Co., Ltd. stock?
3 distinct investors have filed 4 disclosed large-shareholding filings in Kobayashi Yoko Co., Ltd. (8742), most recently on 2026-04-08. 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 Kobayashi Yoko Co., Ltd. have?
Kobayashi Yoko Co., Ltd. has 4 buy-side and 1 sell-side disclosures on record, covering ¥738M ($4.8M) in total reported value, spanning 2022-04-11 to 2026-04-08.
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.