biggest stock gainer 1989
brk-b last 4 years
spy last 3 years
brk-b last 3 years
brk-b last 2 years
spy last 2 years
ytd dia
ytd spy
ytd brk-b
voo this year
brkb vs voo last 10 years
s and p 500 index since dec 1 2025
s and p 500 index since nov 1 2025
s and p 500 index since oct 1 2025
s and p 500 index since sep 1 2025
