Mithra Pharmaceuticals S.A.

Report Publication Announcement • Feb 7, 2024

CONFIDENTIAL DRAFT

Mithra Announces its 2024 Financial Calendar

Liege, Belgium, 07 February 2024 – 17:45 CET – Mithra (Euronext Brussels: MITRA), a company dedicated to women's health, announces its financial calendar for 2024 today:

• 8 March 2024: Full year results 2023
• 16 April 2024: Annual report 2023
• 16 May 2024: General Shareholders' Meeting
• 26 September 2024: Half year results 2024

This calendar and all corporate information on the Company (financial statements, events or corporate presentations, …) is available on the Company's website in the Investors' section (mithra.com/en/investors).

For more information, please contact:

Mithra Pharmaceuticals SA Alex Sokolowski, PhD Head of IR & Communications investorrelations@mithra.com +32 (0)4 349 28 22

Frédérique Depraetere Communications Director info@mithra.com +32 (0)4 349 28 22

About Mithra

Mithra Pharmaceuticals SA (Euronext: MITRA) is a Belgian biopharmaceutical company dedicated to transforming women's health by offering new choices through innovation, with a particular focus on contraception and menopause. Mithra's goal is to develop products offering better efficacy, safety and convenience, meeting women's needs throughout their life span. Mithra explores the potential of the unique native estrogen estetrol in a wide range of applications in women health and beyond. After having successfully launched the first estetrolbased product in 2021, the contraceptive pill ESTELLE® , Mithra is now focusing on its second product DONESTA® , the next-generation hormone therapy. Mithra also offers partners a complete spectrum of solutions from early drug development, clinical batches and commercial manufacturing of complex polymeric products (vaginal ring, implants) and complex liquid injectables and biologicals (vials, pre-filled syringes or cartridges) at its technological platform Mithra CDMO. Active in more than 100 countries around the world, is headquartered in Liège, Belgium. www.mithra.com

ESTELLE® and DONESTA® are registered trademarks of Mithra Pharmaceuticals or one of its affiliates.

Important information

CONFIDENTIAL DRAFT

The contents of this announcement include statements that are, or may be deemed to be, "forward-looking statements". These forward-looking statements can be identified by the use of forward-looking terminology, including the words "believes", "estimates," "anticipates", "expects", "intends", "may", "will", "plans", "continue", "ongoing", "potential", "predict", "project", "target", "seek" or "should", and include statements the Company makes concerning the intended results of its strategy. By their nature, forward-looking statements involve risks and uncertainties, and readers are cautioned that any such forward-looking statements are not guarantees of future performance. The Company's actual results may differ materially from those predicted by the forward-looking statements. The Company undertakes no obligation to publicly update or revise forward-looking statements, except as may be required by law.

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