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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. All of it is parsed from EDINET large-shareholding (5%+) reports, the official disclosure system operated by the Financial Services Agency (Japan). 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
2021-12-22SELLMarket Buy
株式会社ウィズ・パートナーズ
Whiz Partners Inc.
passive570.0K¥367-307.4%¥183M ($1.2M)
2021-12-22SELLunknown
株式会社ウィズ・パートナーズ
Whiz Partners Inc.
unknown0¥367-307.4%¥197M ($1.3M)
2021-10-19BUYMarket Buy
株式会社ウィズ・パートナーズ
Whiz Partners Inc.
passive1.1M¥465+221.5%¥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¥491-204.5%¥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+178.4%¥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¥529-182.6%¥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.
Where does StockDrifts get Immuno-Biological Laboratories 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 Immuno-Biological Laboratories Co., Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.