The index is calculated by tracking prices of selected stocks (e.g., the top 30, as measured by prices of the largest companies, or top 50 oil-sector stocks) and based on pre-defined weighted ...

Price-weighted indexes calculate an index’s worth by adding up each stock’s individual cost, and dividing that sum by the portfolio’s total number of assets. Let’s say a price-weighted ...

The Dow Jones index is price-weighted, while the S&P 500 is market-cap-weighted. A committee chooses the stocks in the Dow. The stocks in the S&P 500 are added according to a formula.

The table includes forward price-to-sales ratios, which are Friday's prices divided by consensus estimates for sales per share over the next 12 months, among analysts polled by FactSet.

The Dow Jones Industrial Average is a price-weighted index. The Dow is a price-weighted index, which means the stocks are weighted in the index based on their share price.

A price-weighted stock market index of the Tokyo Stock Exchange, the NI226 has operated since 1950. It consists of the largest 225 Japanese publicly owned companies.