Innovation Series: R&D Day 2025 Introductory Remarks 1 Douglas Maffei, PhD, Vice President, Strategy and Investor Relations This Slide Presentation Includes Forward-Looking Statements November 11th, 2025 This presentation contains forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995, as amended, including, but not limited to, statements concerning: BioNTech's expected revenues and net profit/(loss) related to sales of BioNTech's COVID-19 vaccine, referred to ...

Oncology Program Highlights - Pumitamig is executing a broad pan-tumor development plan, with potential launches before the end of the decade[12] - The company is progressing late-stage trials for FixVac and iNeST mRNA cancer immunotherapies, with recent randomized Phase 2 updates[12] - Pumitamig has registrational trials ongoing in 3 high-impact tumors, including SCLC, with broad pan-tumor applicability with standard-of-care chemotherapy[19] - BNT111 FixVac Phase 2 data in PD-(L)1 melanoma showed a statistically significant improvement in ORR of 181% versus an assumed historical control ORR of 10%[30] Financial Performance - The company reported revenues of €1519 million for the three months ended September 30, 2025, compared to €1245 million in 2024[37] - Research and development expenses were €565 million for the quarter[37] - The company has a strong balance sheet with approximately €167 billion in total cash and cash equivalents plus security investments as of September 30, 2025[12, 38] - The company increased its full-year 2025 revenue guidance to €2600 – €2800 million and reduced R&D expenses guidance to €2000 – €2200 million[39]