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GreenBee, Inc. 3913

Company
株式会社sMedioGreenBee, Inc.
Investors
3
Buys
3
Total Value
¥448M ($2.9M)
Avg Return
+43.63%
Last Filing
2026-03-03

GreenBee, Inc. (3913) has 3 disclosed large-shareholding filings and 1 disclosed disposals on record, filed by 3 distinct investors. Together those filings cover ¥448M ($2.9M) in reported transaction value. The earliest filing StockDrifts holds for GreenBee, Inc. is dated 2022-07-22; the most recent is 2026-03-03. Across these filings the average return since disclosure is +43.63%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent filings

DateTypeSourceInsiderPurposeSharesPrice at filingReturnValue
2026-03-03BUYunknown
キーウィテクノロジー株式会社
Kiwi Techonology Inc
unknown0¥1,052+6.9%-
2024-02-09SELLunknown
Lo,Li-Chun
unknown0¥664-69.4%¥333M ($2.1M)
2024-02-09BUYMarket Buy
Lo,Sen-Chou
passive530.6K¥664+69.4%¥206M ($1.3M)
2024-02-09BUYMarket Buy
Lo,Sen-Chou
passive530.6K¥664-¥206M ($1.3M)
2022-07-22BUYunknown
キーウィテクノロジー株式会社
Kiwi Technology Inc.
strategic306.0K¥791+42.2%¥242M ($1.6M)

Frequently asked questions

Who has been buying GreenBee, Inc. stock?
3 distinct investors have filed 3 disclosed large-shareholding filings in GreenBee, Inc. (3913), most recently on 2026-03-03. 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 GreenBee, Inc. have?
GreenBee, Inc. has 3 buy-side and 1 sell-side disclosures on record, covering ¥448M ($2.9M) in total reported value, spanning 2022-07-22 to 2026-03-03.
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.