Notice to the Market - News Reported in the MediaC

Publicly Held Company | CVM nº 01665-9

CNPJ nº 02.149.205/0001-69 | NIRE 35.3.001.5166.6 | ISIN Code nº BRPSSAACNOR7

Alameda Barão de Piracicaba, nº 740, Torre B, Edifício Rosa Garfinkel, 11th floor, Campos Elíseos, São Paulo/SP

PORTO SEGURO S.A. ("Company") (B3: PSSA3), in compliance with applicable regulations, hereby informs its shareholders and the market in general, in response to the article published today entitled "Porto proposes to invest R$ 1 billion into Oncoclínicas" in the Brazil Journal, that it is constantly evaluating the possibility of potential investments in various businesses and verticals, including certain businesses operated by Oncoclínicas do Brasil Serviços Médicos S/A.

Notwithstanding this fact, the Company informs that there is currently no binding document signed that refers to the businesses mentioned in the aforementioned article.

The Company reinforces its commitment to keeping its shareholders and the market in general duly informed, and if applicable, will inform its shareholders and the market again, in accordance with the relevant legislation and regulations.

São Paulo, March 13, 2025.

Domingos de Toledo Piza Falavina Investor Relations Officer