Date,Symbol,Name,Last Sale,Net Change,% Change,Market Cap,Country,IPO Year,Volume,Sector,Industry 20250729,CIEN,Ciena Corporation Common Stock,$91.07,0.52,0.574%,12874312543.0,United States,1997.0,2215518,Utilities,Telecommunications Equipment 20250730,CIEN,Ciena Corporation Common Stock,$92.95,1.88,2.064%,13140082913.0,United States,1997.0,1421390,Utilities,Telecommunications Equipment 20250731,CIEN,Ciena Corporation Common Stock,$92.84,-0.11,-0.118%,13124532519.0,United States,1997.0,1980272,Utilities,Telecommunications Equipment