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FunPep Company Limited

4881Growth MarketPharmaceuticals

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FunPep Company Limited4881

Pharmaceutical Research & Development Business (Single Segment)

A single-segment, research and development-focused biotech venture originating from Osaka University specializing in functional peptide drug discovery

PeriodCurrentPreviousChange
Business revenue (net sales)¥0 million (Q1 FY2026, ending December 2026)¥0 million (Q1 FY2025, ending December 2025)
Operating loss-¥294 million (Q1 FY2026, ending December 2026)-¥603 million (Q1 FY2025, ending December 2025)
Research and development expenses¥196 million (Q1 FY2026, ending December 2026)¥503 million (Q1 FY2025, ending December 2025)
Quarterly net loss attributable to owners of parent-¥291 million (Q1 FY2026, ending December 2026)-¥598 million (Q1 FY2025, ending December 2025)
Cash and deposits, period-end balance¥1,867 million (as of March 31, 2026)¥1,768 million (as of December 31, 2025)
Total assets¥2,053 million (as of March 31, 2026)¥1,981 million (as of December 31, 2025)
Net assets¥1,591 million (as of March 31, 2026)¥1,464 million (as of December 31, 2025)
Equity ratio76.1% (as of March 31, 2026)72.7% (as of December 31, 2025)
Quarterly net loss per share-¥7.03 (Q1 FY2026, ending December 2026)-¥18.24 (Q1 FY2025, ending December 2025)

Business Details

The company's core business is the research and development of functional peptides originating from research results of the Graduate School of Medicine, Osaka University. Leveraging its antibody-inducing peptide drug discovery platform technology

Recent Overview

Observation period for the FPP004X Phase I trial concluded; cash balance increased due to capital raising, and losses narrowed substantially

In April 2026, the observation period for all subjects in the FPP004X Phase I clinical trial was completed, with preliminary results scheduled for disclosure in Q3 FY2026 (July to September). On March 9, 2026, the issuance of 352,900 new shares via third-party allotment and 3,930,000 new shares via exercise of the 13th series of stock acquisition rights (with exercise price revision clauses) increased capital stock and capital surplus by ¥207 million each. As a result, cash and deposits increased by ¥98 million from the end of the previous period to ¥1,867 million. Research and development expenses decreased by ¥306 million year-on-year to ¥196 million due to a decline in FPP004X development costs, and the operating loss narrowed substantially to ¥294 million (compared to -¥603 million in the same quarter of the previous year). The full-year FY2026 (ending December 2026) forecast for research and development expenses remains unchanged at ¥800 million, with other selling, general and administrative expenses also unchanged at ¥300 million from the previous announcement.

Key Products

platform
STEP UP (Antibody-Inducing Peptide Drug Discovery Platform)

Utilizes the function of inducing an immune response against self-proteins that normally do not trigger an immune reaction, thereby generating antibodies. Serves as the research and development foundation for "antibody-inducing peptides," which are peptide therapeutic vaccines for chronic diseases. Exploratory research is currently underway through joint research with the Graduate School of Medicine, Osaka University.

product
FPP004X (Target: IgE, Indication: Pollen Allergy/Seasonal Allergic Rhinitis)

The Phase I clinical trial was initiated in March 2025, and the observation period following study drug administration was completed for all subjects in April 2026. Preliminary results are scheduled to be disclosed in Q3 FY2026 (July to September). Safety, tolerability, and immunogenicity are being evaluated in healthy adults and patients with seasonal allergic rhinitis (pollen allergy). In March 2024, an option agreement was concluded with Shionogi & Co., Ltd. regarding the acquisition of exclusive worldwide research, development, and commercialization rights for all indications.

product
SR-0379 (Skin Ulcer Treatment)

Development in Japan is being advanced through joint development with Shionogi & Co., Ltd. An additional Phase III clinical trial (Study 02) was initiated in December 2024, and enrollment reached half of the target number of subjects by December 2025. If subject enrollment continues to progress smoothly, trial results are expected to be obtained in the first half of 2027 (January to June). A worldwide license agreement with Shionogi & Co., Ltd. has already been concluded.

product
FPP003 (Target: IL-17A, Indication: Psoriasis/Ankylosing Spondylitis)

In a Phase I/IIa clinical trial conducted in Australia, a sustained increase in anti-IL-17A antibody titers was confirmed in 78% (7 of 9 subjects) of the high-dose cohort. An investigator-initiated clinical trial (Phase IIa) targeting ankylosing spondylitis has also been conducted. Alliance activities are currently underway to secure a new development partner.

product
FPP005 (Target: IL-23, Indication: Psoriasis)

Currently at the preclinical trial stage, exploratory research is underway to improve the development compound profile through the search for improved compounds. An out-licensing partner has not yet been determined.

product
Functional Peptides (Sales for Cosmetics/Non-Pharmaceutical Use)

Functional peptides are supplied to companies including Albion Co., Ltd. (skincare cosmetics brand "Amphinesse"), FANCL Corporation ("Mild Cleansing Shampoo"), and SMV JAPAN Co., Ltd. ("Portable Alcohol Sanitizing Spray"), among others. Joint development of a wound cleansing device (Class I medical device) with Science Co., Ltd. and joint development of femtech cosmetics with Sunlouis International Co., Ltd. are also underway.

Growth Drivers

  • Potential for license revenue generation should Shionogi & Co., Ltd. exercise its option rights following the disclosure of preliminary Phase I clinical trial results for FPP004X (scheduled for Q3 FY2026)
  • Potential to receive development milestone payments based on progress of the additional Phase III clinical trial (Study 02) for SR-0379 (trial results expected in first half of 2027)
  • Expansion of new development pipeline utilizing the antibody-inducing peptide platform "STEP UP" (migraine, Alzheimer's disease, hypertension, antithrombotic agents, dyslipidemia, heart failure, etc.)
  • Strengthening of the technology foundation through joint research on a new vaccine adjuvant with Shionogi & Co., Ltd. (commenced October 2024)
  • Potential to secure alliance revenue through activities aimed at securing a new development partner for FPP003
  • Expansion into next-generation modalities through drug discovery research on specialty peptides (cyclic peptides containing non-natural amino acids)

Risks

  • Risk of clinical trial failure or delay: If the results of the SR-0379 Study 02 or the preliminary Phase I trial results for FPP004X do not meet expectations, development may be discontinued or significantly revised
  • Risk of capital depletion: With a cash balance of ¥1,867 million as of the end of March 2026, against projected R&D expenses of ¥800 million and other SG&A expenses of ¥300 million for FY2026 (ending December 2026), continued capital increases are necessary given the uncertainty of business revenue
  • Risk regarding securing partnership agreements: If new licensing or option agreements with pharmaceutical companies cannot be concluded, business revenue will remain at zero, leading to rapid deterioration of the financial position
  • Dilution risk: The number of shares issued increased from 40,563,800 to 44,846,700 following the third-party allotment and exercise of stock acquisition rights in March 2026, and continued fundraising may lead to further dilution of shareholder value
  • Risk of option non-exercise: If Shionogi & Co., Ltd. does not exercise its option rights for FPP004X, a major source of partnership revenue will be lost
  • Impairment risk: Additional impairment of contract-related intangible assets and other items may occur depending on development progress

Last updated: March 24, 2026