Underfolio

Every trading day › 2000

The stock market on August 21, 2000

August 21, 2000, a Monday. The S&P 500 rose 0.52% to close at 1499.48. Of 6,674 US stocks that traded, 2,775 rose and 2,861 fell.

The S&P 500+0.52%closed at 1499.48
How big a move#12,126of 24,799 trading days since 1928
$100 in the index since$514price only, to September 24, 2026
Stocks that rose2,775of 6,674; 2,861 fell
Biggest companyGeneral Electricby market value that day

Biggest rises among the 500 largest companies

Minimed Inc (MNMD)+9.9%
Boston Scientific (BSX)+8.8%
Mcleodusa Inc -cl A (MCLD)+8.1%

Biggest falls among the 500 largest companies

Voicestream Wire (VSTR)-7.9%
Sycamore Networks Inc (SCMR)-7.9%
Art Technology Group Inc (ARTG)-7.5%

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

‹ August 18, 2000 · Every August 21 · August 22, 2000 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.