Growthlisted520A

J-Pharma Co.,Ltd.

ジェイファーマ（株）

Healthcare · Listed 2026-03-25

Price Overview

Offer Price

¥880

Range: ¥840–¥900

First Day Open

—

First Day Close

—

Current Price

¥686

Post-IPO Returns

1st Day

-20.4%

-20.1%

30d

-22.1%

90d

-22.1%

180d

-22.1%

52W High

¥809

52W Low

¥625

Avg Volume

345,562

Business Description

J-Pharma is a specialty pharmaceutical company developing treatments for rare diseases and orphan drugs. Lead pipeline includes therapies for autoimmune conditions and rare genetic disorders, with two products in Phase III trials.

Risk Factors

Clinical trial failure risk
Regulatory approval timeline uncertainty
Limited revenue with high R&D expenditure

Offering Details

Lead Underwriter—

Bookbuilding—

Shares (Koubo)3,240,000

Shares (Uridashi)—

Overallotment—