0001826892 2026-03-17 2026-03-17 false 0001826892 8-K 2026-03-17 BIOATLA, INC. DE 001-39787 85-1922320 11085 Torreyana Road San Diego CA 92121 858 558-0708 false false false false Common Stock, $0.0001 par value per share BCAB NASDAQ false