Certain Shares of Mare Nostrum Société anonyme are subject to a Lock-Up Agreement Ending on 31-MAY-2020. These Shares will be under lockup for 184 days starting from 29-NOV-2019 to 31-MAY-2020. Details: The shares are under lock up of 180 days ,from the date of payment and delivery of new shares, for 100% of the shares held by the directors and managers of the Company holding OC-BSA issued in December 2018.