Who has been buying Mochida Pharmaceutical Co., Ltd. stock?

7 distinct investors have filed 6 disclosed large-shareholding filings in Mochida Pharmaceutical Co., Ltd. (4534), most recently on 2026-04-10. 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 Mochida Pharmaceutical Co., Ltd. have?

Mochida Pharmaceutical Co., Ltd. has 6 buy-side and 4 sell-side disclosures on record, covering ¥3.4B ($22.1M) in total reported value, spanning 2022-10-07 to 2026-04-10.

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.

Mochida Pharmaceutical Co., Ltd. 4534

Company

持田製薬株式会社Mochida Pharmaceutical Co., Ltd.

Investors

Buys

Total Value

¥3.4B ($22.1M)

Avg Return

+7.86%

Last Filing

2026-04-10

Mochida Pharmaceutical Co., Ltd. (4534) has 6 disclosed large-shareholding filings and 4 disclosed disposals on record, filed by 7 distinct investors. Together those filings cover ¥3.4B ($22.1M) in reported transaction value. The earliest filing StockDrifts holds for Mochida Pharmaceutical Co., Ltd. is dated 2022-10-07; the most recent is 2026-04-10. Across these filings the average return since disclosure is +7.86%, 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
2026-04-10	BUY	Market Buy	公益財団法人持田記念医学薬学振興財団 Mochida Memorial Foundation for Medical and Pharmaceutical Research	other	5.7M	¥3,475	-5.0%	¥2.1B ($13.3M)
2024-07-29	BUY	negotiated	三菱UFJアセットマネジメント株式会社 Mitsubishi UFJ Financial Group Inc.	passive	139.2K	¥3,500	-5.7%	¥26M ($169K)
2024-07-29	SELL	negotiated	株式会社三菱UFJ銀行 Mitsubishi UFJ Financial Group Inc.	strategic	1.6M	¥3,500	+5.7%	¥289M ($1.9M)
2024-07-29	SELL	negotiated	三菱UFJ信託銀行株式会社 Mitsubishi UFJ Financial Group Inc.	passive	416.8K	¥3,500	+5.7%	¥52M ($338K)
2022-11-08	BUY	Market Buy	株式会社三菱UFJ銀行 Mitsubishi UFJ Financial Group Inc.	strategic	1.8M	¥3,115	+5.9%	¥63M ($404K)
2022-11-08	BUY	Market Buy	三菱UFJ国際投信株式会社 Mitsubishi UFJ Financial Group Inc.	passive	140.6K	¥3,115	+5.9%	¥175M ($1.1M)
2022-11-08	BUY	Market Buy	三菱UFJモルガン・スタンレー証券株式会社 Mitsubishi UFJ Morgan Stanley Securities Co., Ltd.	other	5.6K	¥3,115	+5.9%	¥1.1B ($7.1M)
2022-11-08	SELL	Market Buy	三菱UFJ信託銀行株式会社 Mitsubishi UFJ Financial Group Inc.	passive	460.8K	¥3,115	-5.9%	¥1.3B ($8.1M)
2022-10-07	BUY	Market Buy	株式会社みずほ銀行 Mizuho Bank, Ltd.	strategic	1.6M	¥3,465	-4.8%	¥237M ($1.5M)
2022-10-07	SELL	Market Buy	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	587.0K	¥3,465	+4.8%	¥1.4B ($9.1M)

Frequently asked questions

Who has been buying Mochida Pharmaceutical Co., Ltd. stock?: 7 distinct investors have filed 6 disclosed large-shareholding filings in Mochida Pharmaceutical Co., Ltd. (4534), most recently on 2026-04-10. 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 Mochida Pharmaceutical Co., Ltd. have?: Mochida Pharmaceutical Co., Ltd. has 6 buy-side and 4 sell-side disclosures on record, covering ¥3.4B ($22.1M) in total reported value, spanning 2022-10-07 to 2026-04-10.
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.