S&P 500 Index
| Operator | S&P Dow Jones Indices[2] |
|---|---|
| Constituents | 505[2] |
| Related indices | |
| Type | Large-cap[2] |
| Website | www.spglobal.com/spdji/en/indices/equity/sp-500/ |
| Exchanges | NYSE, NASDAQ, Cboe BZX Exchange |
| Foundation | 4 มีนาคม 1957; 65 ปีก่อน (1957-03-04)[1] |
| Weighting method | Free-float capitalization-weighted[3] |
| Market cap | US$30.5 trillion (as of August 31, 2020)[2] |
