Underfolio

Every trading day › 1998

The stock market on March 31, 1998

March 31, 1998, a Tuesday. The S&P 500 rose 0.75% to close at 1101.75. Of 7,384 US stocks that traded, 3,922 rose and 2,409 fell.

The S&P 500+0.75%closed at 1101.75
How big a move#8,703of 24,799 trading days since 1928
$100 in the index since$699price only, to September 24, 2026
Stocks that rose3,922of 7,384; 2,409 fell
Biggest companyGeneral Electricby market value that day
Last day of trading for15stocks

Biggest rises among the 500 largest companies

Nextel Communications (NXTL)+12.3%
Advanced Micro Devices (AMD)+9.4%
Qualcomm (QCOM)+7.9%

Biggest falls among the 500 largest companies

Ciena Corporation (CIEN)-6.1%
Nabisco Group Holdings (NGH)-5.7%
Valaris plc (VAL)-4.3%

Stock moves count dividends; the index is price only. Market values after 2024 are estimates.

‹ March 30, 1998 · Every March 31 · April 1, 1998 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.