Notice to Investors and Security Holders
This document is for information purposes only and does not constitute an offer to sell or the solicitation of an offer to buy any securities nor shall there
be any sale of securities in any jurisdiction in which such offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such jurisdiction. In connection with the Offer, BioNTech has filed a
Registration Statement on Form F-4 and amendments thereto (as so amended, the “Registration Statement”) with the SEC, including an offer to exchange/prospectus (the “Exchange Offer
Prospectus”), to register under the Securities Act of 1933, as amended, the issuance of BioNTech ADSs. Such Registration Statement has not yet been declared effective by the SEC. In addition, BioNTech has filed with the SEC a tender offer
statement on Schedule TO (the “Schedule TO”), which includes, as exhibits, the Exchange Offer Prospectus, a form of letter of transmittal, and other customary ancillary documents and CureVac has filed with the SEC a
solicitation/recommendation statement on Schedule 14D-9 (the “Schedule 14D-9”). The Offer has commenced. The solicitation and offer to exchange CureVac
Shares is being made only pursuant to the Schedule TO and related Exchange Offer Prospectus or the EU Prospectus or the UK exemption document (each as referred to below). This material is not a substitute for the Exchange Offer Prospectus, the
Schedule TO, the Schedule 14D-9, the Registration Statement or for any other document that BioNTech or CureVac has filed or may file with the SEC and has sent or will send to CureVac’s shareholders in
connection with the proposed transactions.
BEFORE MAKING ANY INVESTMENT DECISION OR DECISION WITH RESPECT TO THE OFFER, WE URGE INVESTORS OF CUREVAC TO
READ THE REGISTRATION STATEMENT, EXCHANGE OFFER PROSPECTUS, SCHEDULE TO (INCLUDING THE EXCHANGE OFFER PROSPECTUS, RELATED LETTER OF TRANSMITTAL, AND OTHER OFFER DOCUMENTS) AND SCHEDULE 14D-9, THE EU PROSPECTUS
(IF RELEVANT), THE UK EXEMPTION DOCUMENT (IF RELEVANT), AS EACH MAY BE AMENDED OR SUPPLEMENTED FROM TIME TO TIME, AND OTHER RELEVANT DOCUMENTS CAREFULLY BECAUSE THEY CONTAIN IMPORTANT INFORMATION ABOUT BIONTECH, CUREVAC AND THE PROPOSED TRANSACTIONS
THAT HOLDERS SHOULD CONSIDER.
Investors can obtain free copies of the Registration Statement, Exchange Offer Prospectus, Schedule TO and Schedule 14D-9, as each may be amended from time to time, and other relevant documents filed by BioNTech and CureVac with the SEC at http://www.sec.gov, the SEC’s website, or free of charge from BioNTech’s
website (https://www.biontech.com) or by contacting BioNTech’s Investor Relations Department at Investors@biontech.de. These documents are also available free of charge from CureVac’s website
(https://www.curevac.com) or by contacting CureVac’s Investor Relations Department at communications@curevac.com. All documents are also available from Georgeson, LLC, the information agent for the Offer, at +1 888 686-7195 (toll free), +1 732 353-1948 (collect) or Curevacoffer@georgeson.com.
EEA
With respect to the public offering of BioNTech ADSs
to the shareholders of CureVac in Austria, Germany, France, Italy, the Netherlands and Spain, this document is an advertisement for the purposes of Regulation (EU) 2017/1129, as amended (the “Prospectus Regulation”). With respect to the
public offering of BioNTech ADSs to shareholders of CureVac in Switzerland, this document constitutes advertising in accordance with article 68 Swiss Financial Services Act of 15 June 2018 (the “FinSA”). This document does not
constitute an offer to purchase any BioNTech ADSs or shares in BioNTech and does not replace the securities prospectus (the “EU Prospectus”) which is be available free of charge, together with the relevant translation(s) of the summary
and any supplements thereto, if any, from BioNTech’s website (https://investors.biontech.de/eea-switzerland-disclaimer). The EU Prospectus has been approved by the German Federal Financial
Supervisory Authority (Bundesanstalt für Finanzdienstleistungsaufsicht) and is, therefore, considered approved in Switzerland by the review body of SIX Exchange Regulation Ltd. pursuant to the FinSA. The approval of the securities
prospectus by the German Federal Financial Supervisory Authority (Bundesanstalt für Finanzdienstleistungsaufsicht) should not be understood as an endorsement of the investment in any BioNTech ADSs or shares in BioNTech.