Underfolio

Every trading day › 2023

The stock market on May 9, 2023

May 9, 2023, a Tuesday. The S&P 500 fell 0.46% to close at 4119.17. Of 4,250 US stocks that traded, 1,837 rose and 2,232 fell.

The S&P 500-0.46%closed at 4119.17
How big a move#13,223of 24,799 trading days since 1928
$100 in the index since$187price only, to September 24, 2026
Stocks that rose1,837of 4,250; 2,232 fell
Biggest companyAppleby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Palantir Tech (PLTR)+23.4%
Bentley Systems (BSY)+10.1%
McKesson (MCK)+5.5%

Biggest falls among the 500 largest companies

PayPal Holdings, Inc. (PYPL)-12.7%
Intl. Flavors & Frag. (IFF)-7.0%
Waters Corporation (WAT)-6.7%

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

‹ May 8, 2023 · Every May 9 · May 10, 2023 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.