BioInvent International

Declaration of Voting Results & Voting Rights Announcements • Jul 31, 2020

PRESS RELEASE July 31, 2020

Change in the number of shares and votes in BioInvent International AB

Lund, Sweden – July 31, 2020 – BioInvent International AB (publ) (OMXS: BINV) today announced that the company's total number of shares as per July 31, 2020 amounts to 854,480,034 shares, corresponding to an equal number of votes. The increase in the number of shares and votes results from the directed issue of approximately SEK 374 million to Swedish and international institutional investors, by the issuance of 270,782,606 shares, announced on June 9, 2020 and approved by the General Meeting on July 3, 2020.

About BioInvent

BioInvent International AB (OMXS: BINV) is a clinical stage company that discovers and develops novel and first-in-class immuno-modulatory antibodies for cancer therapies, with two ongoing programs in Phase l/ll clinical trials for the treatment of hematological cancer and solid tumors, respectively. Two preclinical programs in solid tumors are expected to enter clinical trials by the end of 2020. The Company's validated, proprietary F.I.R.S.T™ technology platform simultaneously identifies both targets and the antibodies that bind to them, generating many promising new drug candidates to fuel the Company's own clinical development pipeline or for additional licensing and partnering.

The Company generates revenues from research collaborations and license agreements with multiple top-tier pharmaceutical companies, as well as from producing antibodies for third parties in the Company's fully integrated manufacturing unit. More information is available at www.bioinvent.com.

For further information, please contact:

Martin Welschof, CEO Hans Herklots, LifeSci Advisors +46 (0)46 286 85 50 +41 79 598 71 49 martin.welschof@bioinvent.com hherklots@lifesciadvisors.com

BioInvent International AB (publ)

Co. Reg. No.: 556537-7263 Visiting address: Sölvegatan 41 Mailing address: 223 70 LUND Phone: +46 (0)46 286 85 50 www.bioinvent.com

This information is information that BioInvent International AB is obliged to make public pursuant to the Financial Instruments Trading Act. The information was submitted for publication at 11.15 a.m. CET on July 31, 2020.