Stock splits make a big difference in the Dow, but not the S&P 500 or Nasdaq Composite. The Dow has become way more tech-focused in recent years with the additions of Salesforce, Amazon, and Nvidia. Sherwin-Williams better represents the materials sector ...

Wall Street in terms of market value, but in the eyes of the 128-year-old Dow Jones Industrial Average, its stock is ranked well below average. The semiconductor maker and leader of the artificial-intelligence boom officially became a member of the venerable index at 9:30 a.

KEY TAKEAWAYS Nvidia joined the Dow Jones Industrial Average Friday, replacing storied chipmaker Intel as the artificial intelligence darling cements its position as the world’s most valuable company.