0001382101 2026-08-12 2026-08-12 false 0001382101 8-K 2026-08-12 SUTRO BIOPHARMA, INC. DE 001-38662 47-0926186 111 Oyster Point Blvd South San Francisco CA 94080 650 881-6500 false false false false Common Stock, $0.001 par value STRO NASDAQ false