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Innate Pharma (Nasdaq: IPHA) files 2025 AMF URD and SEC Form 20-F

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
6-K

Rhea-AI Filing Summary

Innate Pharma S.A. has filed its 2025 Universal Registration Document with the French market authority AMF and its 2025 Form 20-F annual report with the U.S. SEC, both covering the year ended December 31, 2025. These filings include the annual financial report, management report, corporate governance report, and statutory auditors’ report.

Innate Pharma is a clinical-stage biotechnology company focused on cancer immunotherapies, developing next-generation antibody-based drugs such as IPH4502, lacutamab and monalizumab, in collaboration with partners including AstraZeneca and Sanofi.

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Universal Registration Document regulatory
"announced the filing of its 2025 Universal Registration Document"
A universal registration document is a single, comprehensive filing that collects a publicly traded company's key disclosures — such as business description, financial statements, risk factors, governance and legal information — into one place for regulators and investors. Think of it as a detailed owner’s manual and scorecard combined: it saves time when the company issues new shares or bonds and helps investors compare, check risks, and make informed decisions without hunting through many separate reports.
Form 20-F annual report regulatory
"the filing of its Form 20-F annual report for the year ending December 31, 2025"
clinical-stage biotechnology company financial
"Innate Pharma S.A. is a global, clinical-stage biotechnology company"
immunotherapies for cancer medical
"developing immunotherapies for cancer patients"
Nectin-4 ADC medical
"IPH4502, a differentiated Nectin-4 ADC developed in solid tumors"
anti-NKG2A antibody medical
"monalizumab, an anti-NKG2A antibody developed in collaboration with AstraZeneca"



UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549 FORM 6-K
REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934

Date of report: Thursday April 2, 2026
Commission File Number: 001-39084
Innate Pharma S.A.
(Translation of registrant's name into English)

Innate Pharma S.A.
117 Avenue de Luminy—BP 30191
13009 Marseille, France
+ 33 (0) 4 30 30 30
(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F. Form 20-F [ X ]    Form 40-F [ ]



EXHIBIT INDEX

Exhibit    Description

99.1     Press Release dated April 2 2026




SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

INNATE PHARMA S.A.


Date: April 2, 2026    By:    /s/ JONATHAN DICKINSON     Name:    Jonathan Dickinson
Title:    Chief Executive officer



EXHIBIT 99.1

INNATE PHARMA FILES ITS 2025 UNIVERSAL REGISTRATION DOCUMENT (DOCUMENT D’ENREGISTREMENT UNIVERSEL) AND 2025 FORM 20-F ANNUAL REPORT

Marseille, France, April 2, 2026, 10:00 AM CEST

Innate Pharma SA (Euronext Paris: IPH; Nasdaq: IPHA) (“Innate” or the “Company”) today announced the filing of its 2025 Universal Registration Document (Document d’enregistrement universel) for the year ending December 31, 2025 with the French market authority “Autorité des Marchés Financiers” (“AMF”) on April 1st, 2026. It can be downloaded (in French) on the Company’s website and on the AMF’s website.

The following documents are incorporated into the Universal Registration Document:

the annual financial report,
the annual management report,
the corporate governance report provided for under Article L. 225-37 of the French Commercial Code,
the report of Statutory Auditors.

The Company also announced today the filing of its Form 20-F annual report for the year ending December 31, 2025 with the United States Securities and Exchange Commission (“SEC”) on April 1st, 2026. It can be also be accessed on the Company’s website and on the SEC’s website.

About Innate Pharma

Innate Pharma S.A. is a global, clinical-stage biotechnology company developing immunotherapies for cancer patients. Leveraging its expertise on antibody-engineering and innovative target identification, Innate Pharma is developing innovative and differentiated next-generation antibody therapeutics.
Innate Pharma is advancing a portfolio of differentiated potential first and/or best-in-class assets, focused on areas of high unmet medical need, including IPH4502, a differentiated Nectin-4 ADC developed in solid tumors, lacutamab, an anti-KIR3DL2 antibody developed in cutaneous T cell lymphomas and peripheral T cell lymphomas, and monalizumab, an anti-NKG2A antibody developed in collaboration with AstraZeneca in non-small cell lung cancer.
Innate Pharma has established collaborations with leading biopharmaceutical companies, including Sanofi and AstraZeneca, as well as renowned academic and research institutions, to advance innovation in immuno-oncology.
Headquartered in Marseille, France with a US office in Rockville, MD, Innate Pharma is listed on Euronext Paris and Nasdaq in the US.
Learn more about Innate Pharma at www.innate-pharma.com and follow us on LinkedIn and X.

Information about Innate Pharma shares

ISIN code FR0010331421
Ticker code Euronext: IPH Nasdaq: IPHA
LEI 9695002Y8420ZB8HJE29

Disclaimer on forward-looking information and risk factors

For a discussion of risks and uncertainties, please refer to the Risk Factors (“Facteurs de Risque") section of the Universal Registration Document filed with the French Financial Markets Authority (“AMF”), which is available on the AMF website http://www.amf-france.org or on Innate Pharma’s website (www.innate-pharma.com), and public filings and reports filed with the U.S. Securities and Exchange Commission (“SEC”), including the Company’s Annual Report on Form 20-F for the year ended December 31, 2025, and subsequent filings and reports filed with the AMF or SEC, or otherwise made public by the Company. References to the Company’s website and the AMF website are included for information only and the content contained therein, or that can be accessed through them, are not incorporated by reference into, and do not constitute a part of, this press release.




This press release and the information contained herein do not constitute an offer to sell or a solicitation of an offer to buy or subscribe to shares in Innate Pharma in any country.

Contacts
For additional information, please contact:

investors & Media Relations
Innate Pharma 
   
Stéphanie Cornen 
stephanie.cornen@innate-pharma.fr 
Investor Relations 
investors@innate-pharma.fr 
Media 
communication@innate-pharma.fr 



FAQ

What did Innate Pharma (IPHA) announce in this Form 6-K?

Innate Pharma announced it filed its 2025 Universal Registration Document with the AMF and its 2025 Form 20-F annual report with the SEC, covering the year ended December 31, 2025, consolidating financial, management and governance information.

Where can investors access Innate Pharma’s 2025 Universal Registration Document and Form 20-F?

The 2025 Universal Registration Document can be downloaded from Innate Pharma’s website and the AMF website. The 2025 Form 20-F annual report is available on Innate Pharma’s website and on the U.S. SEC’s website for public access.

What information is included in Innate Pharma’s 2025 Universal Registration Document?

The Universal Registration Document incorporates the annual financial report, the annual management report, the corporate governance report required under French law, and the statutory auditors’ report, providing a comprehensive overview of Innate Pharma’s 2025 operations and governance.

What type of company is Innate Pharma (IPHA) and what does it develop?

Innate Pharma is a global, clinical-stage biotechnology company developing cancer immunotherapies. It focuses on innovative, next-generation antibody therapeutics designed to harness the immune system to treat tumors with high unmet medical need across various solid and blood cancers.

Which key drug candidates are highlighted in Innate Pharma’s pipeline?

Innate Pharma highlights IPH4502, a Nectin-4 antibody-drug conjugate for solid tumors, lacutamab, an anti-KIR3DL2 antibody for cutaneous and peripheral T-cell lymphomas, and monalizumab, an anti-NKG2A antibody developed with AstraZeneca in non-small cell lung cancer.

Who are Innate Pharma’s major collaboration partners mentioned in the filing?

Innate Pharma reports collaborations with leading biopharmaceutical companies Sanofi and AstraZeneca, as well as academic and research institutions. These partnerships support the development and clinical testing of its immuno-oncology antibody programs across multiple cancer indications.

Filing Exhibits & Attachments

1 document