Underfolio

Every trading day › 2026

The stock market on May 27, 2026

May 27, 2026, a Wednesday. The S&P 500 rose 0.02% to close at 7520.36. Of 3,402 US stocks that traded, 1,656 rose and 1,615 fell.

The S&P 500+0.02%closed at 7520.36
How big a move#24,174of 24,799 trading days since 1928
$100 in the index since$102price only, to September 24, 2026
Stocks that rose1,656of 3,402; 1,615 fell
Biggest companyNvidiaby market value that day

Biggest rises among the 500 largest companies

Dycom Industries Inc (DY)+25.8%
Applovin (APP)+10.4%
MGM Resorts International (MGM)+9.1%

Biggest falls among the 500 largest companies

Zscaler Inc (ZS)-31.5%
Boston Scientific (BSX)-12.5%
Digitaloceanhldg (DOCN)-6.4%

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

‹ May 26, 2026 · Every May 27 · May 28, 2026 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.