Date,Symbol,Name,Last Sale,Net Change,% Change,Market Cap,Country,IPO Year,Volume,Sector,Industry 20250729,PTIX,Protagenic Therapeutics Inc. Common Stock,$3.07,-0.21,-6.402%,1808116.0,United States,nan,66551,Health Care,Biotechnology: Pharmaceutical Preparations 20250730,PTIX,Protagenic Therapeutics Inc. Common Stock,$3.19,0.12,3.909%,1878792.0,United States,nan,215303,Health Care,Biotechnology: Pharmaceutical Preparations 20250731,PTIX,Protagenic Therapeutics Inc. Common Stock,$2.94,-0.25,-7.837%,1731551.0,United States,nan,90693,Health Care,Biotechnology: Pharmaceutical Preparations