Date,Symbol,Name,Last Sale,Net Change,% Change,Market Cap,Country,IPO Year,Volume,Sector,Industry 20250729,PPIH,Perma-Pipe International Holdings Inc. Common Stock,$23.76,-0.49,-2.021%,189665816.0,United States,nan,39056,Industrials,Pollution Control Equipment 20250730,PPIH,Perma-Pipe International Holdings Inc. Common Stock,$23.28,-0.48,-2.02%,185834183.0,United States,nan,19242,Industrials,Pollution Control Equipment 20250731,PPIH,Perma-Pipe International Holdings Inc. Common Stock,$22.16,-1.12,-4.811%,176893707.0,United States,nan,57083,Industrials,Pollution Control Equipment