Five Oldest Stocks in the S&P 500 and Why They've Lasted
The oldest stocks in the S&P 500 include companies founded before the American Civil War, with Colgate-Palmolive tracing its roots to 1806. Five companies stand out for both their age and their continued index membership: Colgate-Palmolive (1806), Consolidated Edison (1823), Procter & Gamble (1837),