X0508 4 2023-08-04 0001540159 Edesa Biotech, Inc. EDSA 0001983036 Lemieux Stephen C/O EDESA BIOTECH, INC. 100 SPY COURT MARKHAM A6 L3R 5H6 ONTARIO, CANADA true Chief Financial Officer false Common Shares 2023-08-04 4 A false 17400 A 17400 D Reflects a grant of restricted share units ("RSUs"), which vested in full upon grant, pursuant to the Issuer's 2019 Equity Incentive Compensation Plan. These RSUs represent awards received in lieu of certain compensation fees earned by Reporting Person. The number of RSUs was determined by dividing such fees by the 5-day volume weighted average price (VWAP) of the Issuer's common shares through July 31, 2023. /s/ Stephen Lemieux 2023-08-04