Regular Monthly Dividend Announced - Fantastic Opportunity MARKHAM, Ontario, March 15, 2023 (GLOBE NEWSWIRE) -- Sienna Senior Living Inc. (“Sienna” or the “Company”) (TSX: SIA) today announced a dividend of $0.078 per common share of the Company (each, a “Common Share”) for the month of March 2023, representing $0.936 per Common Share on an annualized basis.