Had You Invested $1,000 in Micron or Western Digital 10 Years Ago, Here's How Much You'd Have Today - 24/7 Wall St. S&P 5006,509.70 +2.52% Dow Jones46,221.80 +2.12% Nasdaq 10023,681.60 +3.17% Russell 20002,487.43 +3.05% FTSE 10010,217.00 +1.35% Nikkei 22552,652.30 +3.18% Stock Market Live March 31, 2026: S&P 500 (SPY) Pops on News Trump Could End War Investing A $1,000 investment in Micron Technology (MU) a decade ago would be worth roughly $29,919 today—nearly 10x the S&P 500's return—though it required ...