Group 1 - The top three companies with the highest short positions as of August 15 are WuXi AppTec (02359), CATL (03750), and COSCO Shipping Holdings (01919), with short ratios of 14.92%, 14.41%, and 13.40% respectively [1][2] - The companies with the largest absolute increase in short positions are Heng Rui Medicine (01276), Yao Cai Securities (01428), and Modern Animal Husbandry (01117), with increases of 2.49%, 1.34%, and 1.31% respectively [1][2] - The companies with the largest absolute decrease in short positions are Ganfeng Lithium (01772), WuXi AppTec (02359), and Fourth Paradigm (06682), with decreases of -2.98%, -2.67%, and -2.28% respectively [1][2] Group 2 - The top ten companies with the highest short ratios include Ping An Insurance (02318) at 12.46%, Green Leaf Pharmaceutical (02186) at 12.36%, and Vanke Enterprises (02202) at 12.13% [2] - The companies with the most significant increases in short ratios include Heng Rui Medicine (01276) from 0.51% to 2.99%, Yao Cai Securities (01428) from 3.47% to 4.81%, and Modern Animal Husbandry (01117) from 4.74% to 6.05% [2] - The companies with the most significant decreases in short ratios include Ganfeng Lithium (01772) from 13.32% to 10.34%, WuXi AppTec (02359) from 17.59% to 14.92%, and Fourth Paradigm (06682) from 2.74% to 0.46% [2][3]