0001300699 2023-03-20 2023-03-20 false 0001300699 8-K 2023-03-20 ATHENEX, INC. DE 001-38112 43-1985966 1001 Main Street Suite 600 Buffalo NY 14203 (716) 427-2950 false false false false Common Stock, par value $0.001 per share ATNX NASDAQ false