Lund, Sweden, 8 April, 2026. Hansa Biopharma, “Hansa” (Nasdaq Stockholm: HNSA), will publish its interim report for January - March 2026 on 23 April, 2026. Interested parties may join the Company’s quarterly conference call on the same date at 14:00 CEST / 8:00 AM EDT. The event will be hosted by Renée Aguiar-Lucander, CEO, Evan Ballantyne, CFO, Richard Philipson, CMO, and Maria Törnsén, COO and President U.S. During the call, management will review the Company’s interim financial results and provide a business and pipeline update. The presentation will be held in English.

Slides used in the presentation will be made available on the company website at the following link: Financial reports | Hansa Biopharma

To participate in the telephone conference, please use the dial-in details provided below:

Participant Dial In (USA/Canada Toll Free): 1-833-821-3542

Participant International Dial In: 1-412-652-1248

The webcast will be available on: Webcast | Hansa Biopharma First Quarter 2026 Earnings

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Contacts for more information:

Evan Ballantyne, Chief Financial Officer
IR@hansabiopharma.com

Kerstin Falck, VP Global Corporate Affairs
[email protected]

Notes to editors

About Hansa Biopharma

Hansa Biopharma AB is a pioneering commercial-stage biopharmaceutical company developing and commercializing novel immunomodulatory therapies to transform care for patients with acute or complex immune disorders. Hansa’s proprietary IgG-cleaving enzyme technology platform addresses serious unmet medical needs in transplantation, gene therapy and autoimmune diseases. The company’s portfolio includes imlifidase, a first-in-class immunoglobulin G (IgG) antibody-cleaving enzyme therapy, which has been shown to enable kidney transplantation in highly sensitized patients, and HNSA-5487, a next-generation IgG-cleaving molecule that will be developed for Guillain-Barré Syndrome (GBS). Hansa Biopharma is based in Lund, Sweden, and has operations in Europe and the U.S. The company is listed on Nasdaq Stockholm under the ticker HNSA. Find out more at www.hansabiopharma.com and follow us on LinkedIn.

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