StoneCo Ltd. announces that it has substituted itself as issuer and principal debtor in respect of the outstanding 3.950% senior notes due 2028 (the "Notes") by Stone Instituição de Pagamento S.A. (the "Substitution"). In connection with the Substitution, StoneCo will unconditionally and irrevocably guarantee the Notes, together with the other guarantors, MNLT S.A. and Pagar.me Instituição de Pagamento S.A. Prior to the implementation of the Substitution, the new issuer, Stone Instituição de Pagamento S.A. was a guarantor of the Notes.