The invention of market cap-weighted indices has been beneficial for the average investor by providing a simple and efficient way to gain exposure to equity markets. We examine how elevated ...

In recent decades, public attention has focused on the level of market concentration in the processing component of the U.S. agribusiness sector, particularly the highly integrated livestock and ...

Microsoft is one of five companies accounting for 27% of the S&P 500 market capitalization. (Photo by Chesnot/Getty Images) Markets were hardly changed for the second day in a row on Tuesday with both ...

The Magnificent Seven stocks (Microsoft, Apple, Alphabet, Amazon, Nvidia, Meta, and Tesla) have been the largest driver of equity returns in recent years and were again the dominant contributors in ...

History shows the tech-heavy stock market still has room to run higher, Goldman Sachs said. In five out of seven peaks in market concentration going back 100 years, stocks have kept rising. Just 10 ...

David Kostin is seeing similarities to the dot-com bubble as "superstar" firms boost the market. Record-high market concentration will lead to a decade of weak returns, the strategist said. Kostin ...

Is your portfolio making a big bet on the Magnificent Seven? Why it matters: Mega-cap names like Nvidia, Alphabet, and Apple belong to the exclusive club that has largely driven US returns higher in ...

HUNTSVILLE, Ala. (WAFF)— The S&P 500 Index is increasingly dominated by a handful of technology giants, and investors are grappling with new challenges and opportunities. The top 10 companies in the S ...

Since the low point of 2008, the value of global bonds and equities has grown to $255bn, more than 2.5x their starting value. In share markets, those 16 years have also seen an expansion of the ...

On this episode of The Long View, Cullen Roche, founder and chief investment officer of Discipline Funds and head of Orcam Group, discusses sequence-of-returns risk during market concentration, why ...