Press release Biocartis Group NV: Biocartis Announces 55.91% of Offered Shares Subscribed at Closing of Rights Subscription Period for Holders of Preferential Rights, and Start of Sale of Scrips through Private Placement to Inst. Investors

PRESS RELEASE: INSIDE INFORMATION / REGULATED INFORMATION

29 November 2022, 10:30 CET

Biocartis Announces 55.91% of Offered Shares Subscribed at Closing of the Rights Subscription Period for Holders of Preferential Rights, and Start of the Sale of the Scrips through a Private Placement to Institutional Investors

Warning: An investment in the Company's ordinary shares (the "Shares", including the Offered Shares (as defined below) and the new Shares issuable upon conversion of the Existing Convertible Bonds, upon conversion of the New Convertible Bonds, and upon contribution in kind of the payables under the new secured loan agreement (as amended from time to time) that was announced on 1 September 2022 ("New Shares")), the Preferential Rights and/or the Scrips (all as defined below) involves substantial risks and uncertainties and the investors could lose their investment. Prospective investors should read the entire prospectus that has been prepared by the Company in the context of the Offering (the "Prospectus"), and, in particular, should refer to the chapter "Risk Factors" for a discussion of certain factors that should be considered in connection with an investment in the Shares, the Preferential Rights and/or the Scrips. Within each category of risk factors, the risks estimated to be the most material are presented first. The Company refers in particular to the risks that Biocartis does not have sufficient working capital to fund its operations and development activities, that Biocartis has incurred operating losses, negative operating cash flow and an accumulated deficit since inception and may never become profitable, that the commercial success of Biocartis will depend on the continued growth in market acceptance of the Idylla™ platform, the menu of Idylla™ and partner tests it offers and the relevance thereof, that Biocartis' past growth is not indicative (nor a guarantee) of future growth, that it may be unable to manage its growth effectively, and that it may not be successful in further growing its commercialization infrastructure, that any future capital increases by the Company (as the case may be, in the context of the comprehensive recapitalization transactions referred to in the Prospectus, that have been announced on 1 September 2022 (which could result in a dilution of existing shareholders of the Company of up to 80.97%)) could have a negative impact on the price of the Shares and could dilute the interests of existing shareholders, and that Biocartis might require substantial additional funding to respond to business challenges, take advantage of new business opportunities or repay or refinance its outstanding convertible bonds, which may not be available on acceptable terms, or at all. Potential investors should note that comments regarding material uncertainty regarding the Company's going concern were included in the reports of the Company's statutory auditor on the latest annual and interim financial statements. All of these factors should be considered before investing in the Shares (including the Offered Shares and the New Shares), the Preferential Rights and/or the Scrips. Prospective investors must be able to bear the economic risk of an investment in the Shares (including the Offered Shares and the New Shares), Preferential Rights and/or the Scrips, and should be able to sustain a partial or total loss of their investment. Each decision to invest in the Shares, Preferential Rights and/or the Scrips must be based on all information provided in the Prospectus.

Mechelen, Belgium, 29 November 2022 Biocartis Group NV (the "Company" or "Biocartis"), an innovative molecular diagnostics company (Euronext Brussels: BCART), today announces that 18,718,468 new shares or 55.91% of the maximum 33,476,932 new shares it offered as part of a public offering to existing shareholders of the Company and any holders of an extra-legal preferential right (the "Preferential Right") (such offering, the "Rights Offering") for a maximum amount of EUR 25,107,699.00, were subscribed for at an issue price of EUR 0.75 per new ordinary Share (the "Offered Shares"), on the basis of 4 Offered Shares per 7 Preferential Rights. The rights subscription period for the Offered Shares started on 17 November 2022 and closed on 28 November 2022, at 4 p.m. CET (the "Rights Subscription Period").