Who has been buying Noile-Immune Biotech Inc. stock?

8 distinct investors have filed 8 disclosed large-shareholding filings in Noile-Immune Biotech Inc. (4893), most recently on 2024-07-31. 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 Noile-Immune Biotech Inc. have?

Noile-Immune Biotech Inc. has 8 buy-side and 8 sell-side disclosures on record, covering ¥17.3B ($111.8M) in total reported value, spanning 2023-06-28 to 2024-07-31.

Where does StockDrifts get Noile-Immune Biotech Inc. 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.

Noile-Immune Biotech Inc. 4893

Company

ノイルイミューン・バイオテック株式会社Noile-Immune Biotech Inc.

Investors

Buys

Total Value

¥17.3B ($111.8M)

Avg Return

-76.97%

Last Filing

2024-07-31

Noile-Immune Biotech Inc. (4893) has 8 disclosed large-shareholding filings and 8 disclosed disposals on record, filed by 8 distinct investors. Together those filings cover ¥17.3B ($111.8M) in reported transaction value. The earliest filing StockDrifts holds for Noile-Immune Biotech Inc. is dated 2023-06-28; the most recent is 2024-07-31. 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 -76.97%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent filings

Date	Type	Source	Insider	Purpose	Shares	Price at filing	Return	Value
2024-07-31	BUY	Market Buy	荻原弘子 Hiroko Ogihara	passive	1.0M	¥225	-32.9%	¥225M ($1.5M)
2024-07-31	BUY	Market Buy	株式会社アプリコット Apricot Co., Ltd.	passive	680.3K	¥225	-32.9%	¥153M ($987K)
2024-07-31	SELL	Market Buy	株式会社鶴亀 TSURUKAME CO.,LTD	passive	7.3M	¥225	+32.9%	¥124M ($798K)
2024-07-26	BUY	Market Buy	荻原弘子 Hiroko Ogihara	passive	1.0M	¥229	-34.1%	¥229M ($1.5M)
2024-07-26	BUY	Market Buy	株式会社アプリコット Apricot Co., Ltd.	passive	680.3K	¥229	-34.1%	¥156M ($1.0M)
2024-07-26	SELL	Market Buy	株式会社鶴亀 TSURUKAME CO.,LTD	passive	7.8M	¥229	+34.1%	¥321M ($2.1M)
2024-06-21	BUY	Market Buy	荻原弘子 Hiroko Ogihara	passive	1.0M	¥173	-12.7%	¥173M ($1.1M)
2024-06-21	SELL	Market Buy	株式会社アプリコット Apricot Co., Ltd.	passive	680.3K	¥173	+12.7%	¥91M ($585K)
2024-06-21	SELL	Market Buy	株式会社鶴亀 TSURUKAME CO.,LTD	passive	9.2M	¥173	+12.7%	¥35M ($227K)
2024-05-24	SELL	unknown	石﨑秀信 Hidenobu Ishizaki	activist	2.0M	¥131	-15.3%	¥58M ($373K)
2024-03-06	SELL	Market Buy	株式会社鶴亀 TSURUKAME CO.,LTD	passive	9.4M	¥187	+19.3%	¥87M ($564K)
2024-03-06	BUY	Market Buy	荻原弘子 Hiroko Ogihara	passive	1.0M	¥187	-19.3%	¥187M ($1.2M)
2024-03-06	BUY	Market Buy	株式会社アプリコット Apricot Co., Ltd.	passive	1.2M	¥187	-19.3%	¥225M ($1.5M)
2024-02-15	BUY	Market Buy	荻原弘子 Hiroko Ogihara	passive	1.0M	¥168	-10.1%	¥168M ($1.1M)
2024-02-15	SELL	Market Buy	株式会社アプリコット Apricot Co., Ltd.	passive	1.2M	¥168	+10.1%	¥727K ($5K)
2024-02-15	SELL	Market Buy	株式会社鶴亀 TSURUKAME CO.,LTD	passive	9.9M	¥168	+10.1%	¥3M ($19K)
2023-07-05	BUY	negotiated	玉田耕治 Koji Tamada	activist	4.2M	¥638	-76.3%	¥2.7B ($17.3M)
2023-07-05	BUY	Market Buy	荻原弘子 Hiroko Ogihara	passive	1.0M	¥638	-76.3%	¥638M ($4.1M)
2023-07-05	BUY	Market Buy	株式会社アプリコット Apricot Co., Ltd.	passive	1.2M	¥638	-76.3%	¥768M ($5.0M)
2023-07-05	BUY	Market Buy	株式会社鶴亀 TSURUKAME CO.,LTD	passive	9.9M	¥638	-76.3%	¥6.3B ($40.6M)
2023-07-05	BUY	unknown	石﨑秀信 Hidenobu Ishizaki	activist	2.4M	¥638	-76.3%	¥1.6B ($10.0M)
2023-07-05	BUY	unknown	武田薬品工業株式会社 Takeda Pharmaceutical Company, Limited	other	8.1M	¥638	-76.3%	¥5.2B ($33.4M)
2023-06-28	BUY	Market Buy	株式会社バイネックス(BINEX CO. BINEX CO., LTD.	passive	2.3M	¥715	-78.9%	¥1.6B ($10.5M)
2023-06-28	BUY	Market Buy	株式会社バイジェン(BIGEN CO. BIGEN CO., LTD.	passive	933.3K	¥715	-78.9%	¥667M ($4.3M)

Frequently asked questions

Who has been buying Noile-Immune Biotech Inc. stock?: 8 distinct investors have filed 8 disclosed large-shareholding filings in Noile-Immune Biotech Inc. (4893), most recently on 2024-07-31. 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 Noile-Immune Biotech Inc. have?: Noile-Immune Biotech Inc. has 8 buy-side and 8 sell-side disclosures on record, covering ¥17.3B ($111.8M) in total reported value, spanning 2023-06-28 to 2024-07-31.
Where does StockDrifts get Noile-Immune Biotech Inc. 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 Noile-Immune Biotech Inc.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.