The Dow Jones Industrial Average closed above 44000 for the first time on record Monday. The index added around 304 points, or 0.69%, to 44293.13. The climb from 43000—hit 20 trading days ago—was led by Goldman Sachs,

The historic addition of artificial intelligence (AI) colossus Nvidia may spell trouble for Wall Street's most iconic index.

United States equities were lower at the close on Tuesday, as losses in the Dow Jones Consumer Goods, Dow Jones Basic Materials and Dow Jones Health Care sectors led shares lower. At the close in NYSE,

Most indexes, like the S&P 500 and Nasdaq Composite, assign a higher weighting to the largest companies by market cap. For example, Apple has roughly 11 times the market cap of Coca-Cola, so it has a much higher weighting in the S&P 500. But in the Dow, Apple is the 12th highest-weighted company by market cap because the index is price-weighted.