Underfolio

Every trading day › 1997

The stock market on January 21, 1997

January 21, 1997, a Tuesday. The S&P 500 rose 0.78% to close at 782.72. Of 7,454 US stocks that traded, 3,025 rose and 2,848 fell.

The S&P 500+0.78%closed at 782.72
How big a move#8,316of 24,799 trading days since 1928
$100 in the index since$984price only, to September 24, 2026
Stocks that rose3,025of 7,454; 2,848 fell
Biggest companyGeneral Electricby market value that day
Last day of trading for2stocks

Biggest rises among the 500 largest companies

Network Assocs (NETA)+11.9%
NCR Corporation (NCR)+8.8%
Qualcomm (QCOM)+8.1%

Biggest falls among the 500 largest companies

Caremark Rx (CMX)-8.0%
HBO & Company (HBOC)-6.8%
Xilinx (XLNX)-5.0%

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

‹ January 20, 1997 · Every January 21 · January 22, 1997 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.