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

¥809

First Day Close

¥700

Current Price

¥269

Post-IPO Returns

1st Day

-20.4%

7d

-20.1%

30d

-27.6%

90d

-60.0%

180d

-69.4%

1y

-69.4%

52W High

¥809

52W Low

¥260

Avg Volume

72,417

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—