Komori
Other Disclosures206APRISM BioLab Co.,LTDPharmaceuticals

Notice of the Release of Presentation Materials for the RadioNIKKEI Japan Tour

The presentation materials used at Radio NIKKEI's IR seminar held on 13 June 2026 have been released. The materials cover the Company's overview, drug discovery technologies, clinical pipeline, joint research and business highlights.

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Announced details

PepMetics® technologyE7386PRI-724(OP-724、Foscenvivint)
Applicable field (uses covered by this announcement)
CancerFibrosisCirrhosisEndometrial cancerKinasesMembrane proteinsProtein-protein interaction (PPI) drug discovery
Contract DateSeminar date: 13 June 2026. The months and years in which the existing agreements were signed are April 2011 for E7386, May 2018 for PRI-724, April 2024 for Ono Pharmaceutical, December 2021 for Roche and Genentech, October 2020 for Merck, December 2025 for Talus Bio, and March 2026 for Receptor AI.
What the company reported numerically
Quantitative Effects

Overall response rate for E7386: 36.7% (11 patients)

Overall response rate among patients with no prior treatment with LENVIMA®: 57.1%

Target of conducting high-throughput screening at a scale of 10 programs per year

5 programs launched and 4 hit compounds obtained in the first half of fiscal 2026

Usage history

5 programs were launched and 4 hit compounds were obtained in the first half of fiscal 2026 (as of 13 June 2026).

Relationship between the counterparty and the company
PRISM BioLab Co.,LTD206A
Relationship with the Company

Radio NIKKEI is the seminar organizer. The Company has licensing, joint research or joint development relationships with Eisai, 大原薬品工業, Ono Pharmaceutical, Roche, Genentech and Merck, among others. The Company collaborates with Talus Bio and Receptor AI to build drug discovery platforms.

CounterpartyRadio NIKKEIエーザイ大原薬品工業Ono Pharmaceutical Co., Ltd.RocheGenentechMerckTalus BioReceptor AI

Radio NIKKEI is the event organizer. The other parties are described in the materials in part as pharmaceutical companies, global companies and drug discovery biotechs, but no detailed company profiles are provided.

Registration number and expiry date

PepMetics® is a registered trademark of the Company. The clinical trial identifiers listed are NCT03833700, NCT04008797, NCT05091346, NCT03264664, NCT03620474, jRCT2031230195 and NCT06144086.

Location (as indicated in this announcement)

Shonan iPark, 2-26-1 Muraoka-Higashi, Fujisawa, Kanagawa, Nihonbashi Life Science Building 2, 3-11-5 Nihonbashi-Honcho, Chuo-ku, Tokyo

40 employees.
Contract Value

For E7386, the total value, including upfront payments, development and sales milestones, and research funding, is at least ¥25 billion. Royalties have not been disclosed. PRI-724: not disclosed. Other agreements: not disclosed.

Impact on Business Performance

For the interim accounting period of the fiscal year ending September 2026, net sales were ¥253 million, operating loss was ¥584 million, ordinary loss was ¥560 million and net loss was ¥603 million. No impact on business performance from the release of the seminar materials itself is stated.

The company does not address Offering price.

Source (materials cited by the company)

jRCT

ClinicalTrials.gov

European Society for Medical Oncology(ESMO)Congress 2025

Protein Data Bank Japan (PDB)

Datamonitor Healthcare

Pharma Intelligence(EvaluatePharma)

Literature review and publicly available industry information

Announced details
ItemDetails
Names of Products / Services CoveredPepMetics® technology, E7386, PRI-724(OP-724、Foscenvivint)
CounterpartyRadio NIKKEI, エーザイ, 大原薬品工業, Ono Pharmaceutical Co., Ltd., Roche, Genentech, Merck, Talus Bio, Receptor AI
Counterparty overviewRadio NIKKEI is the event organizer. The other parties are described in the materials in part as pharmaceutical companies, global companies and drug discovery biotechs, but no detailed company profiles are provided.
Relationship with the CompanyRadio NIKKEI is the seminar organizer. The Company has licensing, joint research or joint development relationships with Eisai, 大原薬品工業, Ono Pharmaceutical, Roche, Genentech and Merck, among others. The Company collaborates with Talus Bio and Receptor AI to build drug discovery platforms.
Contract ValueFor E7386, the total value, including upfront payments, development and sales milestones, and research funding, is at least ¥25 billion. Royalties have not been disclosed. PRI-724: not disclosed. Other agreements: not disclosed.
Contract DateSeminar date: 13 June 2026. The months and years in which the existing agreements were signed are April 2011 for E7386, May 2018 for PRI-724, April 2024 for Ono Pharmaceutical, December 2021 for Roche and Genentech, October 2020 for Merck, December 2025 for Talus Bio, and March 2026 for Receptor AI.
Applicable areaCancer, Fibrosis, Cirrhosis, Endometrial cancer, Kinases, Membrane proteins, Protein-protein interaction (PPI) drug discovery
Registration number and expiry datePepMetics® is a registered trademark of the Company. The clinical trial identifiers listed are NCT03833700, NCT04008797, NCT05091346, NCT03264664, NCT03620474, jRCT2031230195 and NCT06144086.
LocationShonan iPark, 2-26-1 Muraoka-Higashi, Fujisawa, Kanagawa, Nihonbashi Life Science Building 2, 3-11-5 Nihonbashi-Honcho, Chuo-ku, Tokyo
Location scale40 employees.
Quantitative EffectsOverall response rate for E7386: 36.7% (11 patients), Overall response rate among patients with no prior treatment with LENVIMA®: 57.1%, Target of conducting high-throughput screening at a scale of 10 programs per year, 5 programs launched and 4 hit compounds obtained in the first half of fiscal 2026
Usage history5 programs were launched and 4 hit compounds were obtained in the first half of fiscal 2026 (as of 13 June 2026).
Impact on Business PerformanceFor the interim accounting period of the fiscal year ending September 2026, net sales were ¥253 million, operating loss was ¥584 million, ordinary loss was ¥560 million and net loss was ¥603 million. No impact on business performance from the release of the seminar materials itself is stated.
SourcejRCT, ClinicalTrials.gov, European Society for Medical Oncology(ESMO)Congress 2025, Protein Data Bank Japan (PDB), Datamonitor Healthcare, Pharma Intelligence(EvaluatePharma), Literature review and publicly available industry information
Items this document does not state (4)
Offering priceLaunch dateAward/certification nameAwarding / certifying body

These are items the company does not state in this document. We do not leave them blank, nor fill them in from other sources or by inference.

The reasons the company gives

The company's own explanation, not something inferred from the numbers.

To give investors broad access to the materials and deepen their understanding of the Company. The Company also aims to promote dialogue with shareholders and investors and advance its IR activities to enhance corporate value.

How to read this page

This is not the documentKomori reads the disclosure the company filed and writes this summary. Figures are as stated by the company and are not audited.
Weight is not a verdictIt measures how much this changes what the company had already told the market. It is not a view on the shares.
Corrections happenIf the company reissues this disclosure, the page is rebuilt from the corrected version and the revision number moves up.
Notice of the Release of Presentation Materials for the RadioNIKKEI Japan Tour | PRISM BioLab Co.,LTD (206A) timely disclosure | Komori