Underfolio

Every trading day › 2001

The stock market on May 9, 2001

May 9, 2001, a Wednesday. The S&P 500 fell 0.45% to close at 1255.54. Of 6,162 US stocks that traded, 2,624 rose and 2,940 fell.

The S&P 500-0.45%closed at 1255.54
How big a move#13,400of 24,799 trading days since 1928
$100 in the index since$614price only, to September 24, 2026
Stocks that rose2,624of 6,162; 2,940 fell
Biggest companyGeneral Electricby market value that day
Last day of trading for2stocks

Biggest rises among the 500 largest companies

Newmont Mining (NEM)+10.4%
Enron (ENRNQ)+5.5%
TRW Inc. (TRW)+5.3%

Biggest falls among the 500 largest companies

Broadcom (BRCM)-9.6%
Rf Micro Devices (RFMD)-9.4%
Vitesse Semiconductor (VTSS)-9.2%

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

‹ May 8, 2001 · Every May 9 · May 10, 2001 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.