S&P 500 Index

What the S&P 500 Index is, where it lives officially, and how its ride has looked over the years.

What does the S&P 500 Index track?

The 500 biggest companies in the United States, chosen by a committee at S&P Dow Jones Indices and weighted by size — the bigger the company, the bigger its slice. Together they cover roughly 80% of the value of the whole US stock market.

When the evening news says "the market went up today", this is almost always the index they mean.

Maintained byS&P Dow Jones Indices logoS&P Dow Jones Indices
On this site we follow it throughState Street logoSPDR S&P 500 ETF Trust (SPY).

SPY since 1993

Price history of SPY tracking the S&P 500 Index$24$207$389$572$75519982004201020162022

The chart shows the dividend-adjusted share price of SPY, the ETF tracking this index — not the raw index level. The shape of the ride is the same.

SPY returns by year (USD)

Last 5 years
+14.34%
average per year (CAGR)
Last 10 years
+14.72%
average per year (CAGR)
YearTotal return
2026 (so far)+10.09%
2025+17.72%
2024+24.89%
2023+26.18%
2022-18.18%
2021+28.73%
2020+18.33%
2019+31.22%
2018-4.57%
2017+21.71%
2016+12.00%
2015+1.23%
2014+13.46%
2013+32.31%
2012+15.99%
2011+1.89%
2010+15.06%
2009+26.35%
2008-36.80%
2007+5.15%
2006+15.85%
2005+4.83%
2004+10.70%
2003+28.18%
2002-21.58%
2001-11.76%
2000-9.74%
1999+20.39%
1998+28.69%
1997+33.47%
1996+22.50%
1995+38.05%
1994+0.40%
1993+8.71%

Calendar-year total returns of SPY in USD, dividends reinvested — the ETF tracking this index, not the raw index level.

Compare SPY head to head

Yearly returns side by side against the other funds we track.