Underfolio

Every trading day › 1997

The stock market on April 30, 1997

April 30, 1997, a Wednesday. The S&P 500 rose 0.92% to close at 801.34. Of 7,479 US stocks that traded, 3,237 rose and 2,680 fell.

The S&P 500+0.92%closed at 801.34
How big a move#6,768of 24,799 trading days since 1928
$100 in the index since$961price only, to September 24, 2026
Stocks that rose3,237of 7,479; 2,680 fell
Biggest companyGeneral Electricby market value that day
Last day of trading for5stocks

Biggest rises among the 500 largest companies

Ciena Corporation (CIEN)+25.0%
Boston Scientific (BSX)+13.5%
IKON Office Solutions (IKN)+11.8%

Biggest falls among the 500 largest companies

Paccar (PCAR)-4.6%
Starz (STRZA)-3.8%
Globalsantafe Corp (GSF)-3.6%

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

‹ April 29, 1997 · Every April 30 · May 1, 1997 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.