The closing price for the S&P 500 (GSPC) on June 30, 2017 was $2,423.41. It was down 0.2% for the day (up 0.2% from previous close). The latest price is $5,700.65.
DATE
OPEN
HIGH
LOW
CLOSE
VOLUME
June 30 2017
$2,429.20
$2,432.71
$2,421.65
$2,423.41
3,366,030,000
Daily pricing data for the S&P 500 dates back to 12/30/1927, and may be incomplete.