0001731348 2021-04-28 2021-04-28 true 0001731348 8-K/A Amendment No. 4 2021-04-28 Tilray, Inc. DE 001-38594 82-4310622 655 Madison Avenue 19th Floor New York NY 10065 519 322-8800 false false false false Class 2 Common stock, par value $0.0001 per share TLRY NASDAQ false