Certain Warrants of Acasti Pharma Inc. are subject to a Lock-Up Agreement Ending on 2-JAN-2019. These Warrants will be under lockup for 90 days starting from 4-OCT-2018 to 2-JAN-2019. Details: The directors and officers have agreed that they will not offer, sell, pledge or otherwise dispose of securities, convertible into common shares and securities that are exchangeable for or exercisable into common shares, for a period of 90 days from the date of final prospectus without the prior written consent of Oppenheimer & Co. Inc.