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Immuno-Biological Laboratories Co., Ltd. 4570

Company
株式会社免疫生物研究所Immuno-Biological Laboratories Co., Ltd.
Investors
1
Buys
2
Total Value
¥232M ($1.5M)
Avg Return
+199.96%
Last Filing
2021-12-22

Immuno-Biological Laboratories Co., Ltd. (4570) has 2 disclosed large-shareholding filings and 4 disclosed disposals on record, filed by 1 distinct investors. Together those filings cover ¥232M ($1.5M) in reported transaction value. The earliest filing StockDrifts holds for Immuno-Biological Laboratories Co., Ltd. is dated 2021-03-26; the most recent is 2021-12-22. Across these filings the average return since disclosure is +199.96%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent filings

DateTypeSourceInsiderPurposeSharesPrice at filingReturnValue
2021-12-22SELLunknown
株式会社ウィズ・パートナーズ
Whiz Partners Inc.
unknown0¥367-229.7%¥197M ($1.3M)
2021-12-22SELLMarket Buy
株式会社ウィズ・パートナーズ
Whiz Partners Inc.
passive570.0K¥367-229.7%¥183M ($1.2M)
2021-10-19BUYMarket Buy
株式会社ウィズ・パートナーズ
Whiz Partners Inc.
passive1.1M¥465+160.2%¥232M ($1.5M)
2021-09-30SELLMarket Buy
株式会社ウィズ・パートナーズ
Whiz Partners Inc.
passive570.0K¥491-146.4%¥245M ($1.6M)
2021-04-27BUYMarket Buy
株式会社ウィズ・パートナーズ
Whiz Partners Inc.
passive1.1M¥537+125.3%¥268M ($1.7M)
2021-03-26SELLMarket Buy
株式会社ウィズ・パートナーズ
Whiz Partners Inc.
passive570.0K¥529-128.7%¥264M ($1.7M)

Frequently asked questions

Who has been buying Immuno-Biological Laboratories Co., Ltd. stock?
1 distinct investors have filed 2 disclosed large-shareholding filings in Immuno-Biological Laboratories Co., Ltd. (4570), most recently on 2021-12-22. 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 Immuno-Biological Laboratories Co., Ltd. have?
Immuno-Biological Laboratories Co., Ltd. has 2 buy-side and 4 sell-side disclosures on record, covering ¥232M ($1.5M) in total reported value, spanning 2021-03-26 to 2021-12-22.
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.