Cisco Systems (CSCO) had the highest return between January 1, 1990 and May 31, 2000 by a mega-cap US stock, returning 77,140.5%.
Cisco Systems (CSCO) had the highest return between January 1, 1990 and May 31, 2000 by a mega-cap US stock, returning 77,140.5%.
Mega-cap stocks are treated as having a market cap of $200B+.