Certain Common Shares of Desktop - Sigmanet Comunicação Multimídia S.A. are subject to a Lock-Up Agreement Ending on 16-JAN-2022. These Common Shares will be under lockup for 180 days starting from 20-JUL-2021 to 16-JAN-2022. Details: The selling shareholders and the members of the Board of Directors and Executive Board of the Company shall be bound by the Offer Coordinators and the International Placement Agents, for the period of 180 days from the date of disclosure of the Announcement of Commencement, not to carry out, directly or indirectly, any of the following operations in relation to any common shares issued by the Company or any securities convertible, exercisable or exchangeable for common shares issued of the Company.