Sorry, I couldn't find pricing data for that day. The closing price for the S&P 500 (GSPC) on March 31, 2023 was $4,109.31. It was up 1.3% for the day. The latest price is $7,198.07.
| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME |
|---|---|---|---|---|---|
March 31 2023 20:00 | $4,109.31 | $4,109.31 | $4,109.31 | $4,109.31 | — |
March 31 2023 19:30 | $4,103.96 | $4,110.71 | $4,094.86 | $4,108.90 | 463,837,000 |
March 31 2023 19:00 | $4,089.51 | $4,089.51 | $4,089.51 | $4,089.51 | — |
March 31 2023 18:30 | $4,086.30 | $4,089.99 | $4,084.82 | $4,089.47 | 98,485,000 |
March 31 2023 17:30 | $4,084.53 | $4,091.14 | $4,081.71 | $4,086.21 | 191,569,000 |
March 31 2023 16:30 | $4,090.29 | $4,090.57 | $4,083.60 | $4,084.50 | 197,483,566 |
March 31 2023 15:30 | $4,081.58 | $4,091.31 | $4,081.15 | $4,090.34 | 212,835,782 |
March 31 2023 14:30 | $4,071.06 | $4,084.66 | $4,070.50 | $4,081.58 | 255,546,252 |
March 31 2023 13:30 | $4,056.18 | $4,073.91 | $4,056.18 | $4,071.12 | 340,364,947 |
Daily pricing data for the S&P 500 dates back to 12/30/1927, and may be incomplete.