Who has been buying Pharmarise Holdings Corporation stock?

5 distinct investors have filed 10 disclosed large-shareholding filings in Pharmarise Holdings Corporation (2796), most recently on 2025-10-07. 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 Pharmarise Holdings Corporation have?

Pharmarise Holdings Corporation has 10 buy-side and 19 sell-side disclosures on record, covering ¥1.9B ($12.4M) in total reported value, spanning 2023-10-06 to 2025-10-07.

Where does StockDrifts get Pharmarise Holdings Corporation 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.

Pharmarise Holdings Corporation 2796

Company

ファーマライズホールディングス株式会社Pharmarise Holdings Corporation

Investors

Buys

Total Value

¥1.9B ($12.4M)

Avg Return

-16.45%

Last Filing

2025-10-07

Pharmarise Holdings Corporation (2796) has 10 disclosed large-shareholding filings and 19 disclosed disposals on record, filed by 5 distinct investors. Together those filings cover ¥1.9B ($12.4M) in reported transaction value. The earliest filing StockDrifts holds for Pharmarise Holdings Corporation is dated 2023-10-06; the most recent is 2025-10-07. 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 -16.45%, 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
2025-10-07	BUY	Market Buy	株式会社ビックフィールド Bicfield Co., Ltd.	activist	3.0M	¥530	-1.5%	¥1.6B ($10.3M)
2025-10-07	BUY	Market Buy	大野小夜子 Sayoko Ohno	activist	538.5K	¥530	-1.5%	¥51M ($330K)
2025-10-07	BUY	Market Buy	大野利美知 Toshimichi Ohno	activist	828.0K	¥530	-1.5%	¥66M ($429K)
2023-11-29	BUY	negotiated	大野利美知 Toshimichi Ohno	activist	697.9K	¥624	-16.4%	¥435M ($2.8M)
2023-11-29	SELL	negotiated	アスパラントグループ株式会社 Aspirant Group Inc.	passive	440.4K	¥624	+16.4%	¥1.4B ($9.1M)
2023-11-29	BUY	negotiated	株式会社ビックフィールド Bicfield Co., Ltd.	activist	3.0M	¥624	-16.4%	¥1.9B ($12.1M)
2023-11-29	BUY	negotiated	大野小夜子 Sayoko Ohno	activist	442.7K	¥624	-16.4%	¥276M ($1.8M)
2023-11-29	SELL	negotiated	アスパラントグループ株式会社 Aspirant Group Inc.	passive	440.4K	¥624	+16.4%	¥1.4B ($9.1M)
2023-11-29	BUY	negotiated	株式会社ビックフィールド Bicfield Co., Ltd.	activist	3.0M	¥624	-16.4%	¥1.9B ($12.1M)
2023-11-29	BUY	negotiated	大野小夜子 Sayoko Ohno	activist	442.7K	¥624	-16.4%	¥276M ($1.8M)
2023-11-29	SELL	negotiated	アスパラントグループ株式会社 Aspirant Group Inc.	passive	440.4K	¥624	+16.4%	¥1.4B ($9.1M)
2023-11-29	BUY	negotiated	株式会社ビックフィールド Bicfield Co., Ltd.	activist	3.0M	¥624	-16.4%	¥1.9B ($12.1M)
2023-11-29	BUY	negotiated	大野小夜子 Sayoko Ohno	activist	442.7K	¥624	-16.4%	¥276M ($1.8M)
2023-11-29	BUY	negotiated	大野利美知 Toshimichi Ohno	activist	697.9K	¥624	-16.4%	¥435M ($2.8M)
2023-11-29	BUY	negotiated	大野利美知 Toshimichi Ohno	activist	697.9K	¥624	-16.4%	¥435M ($2.8M)
2023-11-22	BUY	unknown	株式会社スズケン SUZUKEN CO.,LTD.	other	2.3M	¥660	-20.9%	¥1.5B ($10.0M)
2023-11-20	SELL	negotiated	大野小夜子 Sayoko Ohno	activist	442.7K	¥657	+20.6%	¥65M ($419K)
2023-11-20	SELL	negotiated	大野利美知 Toshimichi Ohno	activist	697.9K	¥657	+20.6%	¥95M ($613K)
2023-11-20	SELL	negotiated	大野利美知 Toshimichi Ohno	activist	697.9K	¥657	+20.6%	¥95M ($613K)
2023-11-20	BUY	negotiated	アスパラントグループ株式会社 Aspirant Group Inc.	activist	2.8M	¥657	-20.6%	¥792K ($5K)
2023-11-20	SELL	negotiated	株式会社ビックフィールド Bicfield Co., Ltd.	activist	3.0M	¥657	+20.6%	¥443M ($2.9M)
2023-11-20	SELL	negotiated	大野小夜子 Sayoko Ohno	activist	442.7K	¥657	+20.6%	¥65M ($419K)
2023-11-20	BUY	negotiated	アスパラントグループ株式会社 Aspirant Group Inc.	activist	2.8M	¥657	-20.6%	¥1.8B ($11.8M)
2023-11-20	SELL	negotiated	株式会社ビックフィールド Bicfield Co., Ltd.	activist	3.0M	¥657	+20.6%	¥443M ($2.9M)
2023-11-17	SELL	negotiated	大野小夜子 Sayoko Ohno	activist	442.7K	¥655	+20.3%	¥65M ($418K)
2023-11-17	SELL	negotiated	大野利美知 Toshimichi Ohno	activist	697.9K	¥655	+20.3%	¥95M ($612K)
2023-11-17	BUY	negotiated	大野小夜子 Sayoko Ohno	activist	442.7K	¥655	-20.3%	¥290M ($1.9M)
2023-11-17	BUY	negotiated	アスパラントグループ株式会社 Aspirant Group Inc.	activist	2.8M	¥655	-20.3%	¥1.8B ($11.8M)
2023-11-17	BUY	negotiated	株式会社ビックフィールド Bicfield Co., Ltd.	activist	3.0M	¥655	-20.3%	¥646K ($4K)
2023-11-17	BUY	negotiated	アスパラントグループ株式会社 Aspirant Group Inc.	activist	2.8M	¥655	-20.3%	¥1.8B ($11.8M)
2023-11-17	SELL	negotiated	株式会社ビックフィールド Bicfield Co., Ltd.	activist	3.0M	¥655	+20.3%	¥442M ($2.8M)
2023-11-17	BUY	negotiated	大野利美知 Toshimichi Ohno	activist	697.9K	¥655	-20.3%	¥457M ($2.9M)
2023-10-06	BUY	Market Buy	大野小夜子 Sayoko Ohno	activist	442.7K	¥652	-19.9%	¥86M ($556K)
2023-10-06	SELL	negotiated	株式会社ビックフィールド Bicfield Co., Ltd.	activist	3.0M	¥652	+19.9%	¥61M ($394K)
2023-10-06	BUY	negotiated	大野小夜子 Sayoko Ohno	activist	559.0K	¥652	-19.9%	¥157M ($1.0M)
2023-10-06	SELL	Market Buy	アスパラントグループ株式会社 Aspirant Group Inc.	activist	2.8M	¥652	+19.9%	¥33M ($216K)
2023-10-06	SELL	negotiated	アスパラントグループ株式会社 Aspirant Group Inc.	activist	2.8M	¥652	+19.9%	¥33M ($216K)
2023-10-06	SELL	negotiated	株式会社ビックフィールド Bicfield Co., Ltd.	activist	3.0M	¥652	+19.9%	¥61M ($394K)
2023-10-06	BUY	negotiated	大野小夜子 Sayoko Ohno	activist	442.7K	¥652	-19.9%	¥86M ($556K)
2023-10-06	SELL	negotiated	アスパラントグループ株式会社 Aspirant Group Inc.	activist	2.8M	¥652	+19.9%	¥33M ($216K)
2023-10-06	SELL	Market Buy	株式会社ビックフィールド Bicfield Co., Ltd.	activist	3.0M	¥652	+19.9%	¥62M ($398K)
2023-10-06	BUY	Market Buy	大野利美知 Toshimichi Ohno	activist	697.9K	¥652	-19.9%	¥85M ($547K)
2023-10-06	SELL	negotiated	大野利美知 Toshimichi Ohno	activist	448.2K	¥652	+19.9%	¥64M ($415K)
2023-10-06	BUY	negotiated	大野利美知 Toshimichi Ohno	activist	697.9K	¥652	-19.9%	¥85M ($547K)

Frequently asked questions

Who has been buying Pharmarise Holdings Corporation stock?: 5 distinct investors have filed 10 disclosed large-shareholding filings in Pharmarise Holdings Corporation (2796), most recently on 2025-10-07. 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 Pharmarise Holdings Corporation have?: Pharmarise Holdings Corporation has 10 buy-side and 19 sell-side disclosures on record, covering ¥1.9B ($12.4M) in total reported value, spanning 2023-10-06 to 2025-10-07.
Where does StockDrifts get Pharmarise Holdings Corporation 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 Pharmarise Holdings Corporation. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.