The closing price for the S&P 500 (GSPC) on August 31, 2020 was $3,500.31. It was down 0.3% for the day (down 0.2% from previous close). The latest price is $6,746.55.
DATE
OPEN
HIGH
LOW
CLOSE
VOLUME
August 31 2020
$3,509.73
$3,514.77
$3,493.25
$3,500.31
4,348,280,000
Daily pricing data for the S&P 500 dates back to 12/30/1927, and may be incomplete.