Date,Symbol,Name,Last Sale,Net Change,% Change,Market Cap,Country,IPO Year,Volume,Sector,Industry 20250729,WRB^G,W.R. Berkley Corporation 4.25% Subordinated Debentures due 2060,$16.79,0.09,0.539%,nan,United States,nan,24791,nan,nan 20250730,WRB^G,W.R. Berkley Corporation 4.25% Subordinated Debentures due 2060,$16.81,0.02,0.119%,nan,United States,nan,2427,nan,nan 20250731,WRB^G,W.R. Berkley Corporation 4.25% Subordinated Debentures due 2060,$16.95,0.14,0.833%,nan,United States,nan,32566,nan,nan