Market Concentration

Analyze stock market concentration—mega-cap dominance, index weight risk, and the implications when a few names drive the majority of market returns.

Photo collage of tilted scales, with the heavier side holding 7 large rectangles representing the Mag 7 companies, and the lighter side holding 493 small dots, representing the other companies in the S&P 500.
Stocks

Has the Mag 7 flown too close to the sun?

It's time to diversify, according to the experts.

Lucy Brewster
A black and white photo of the NYSE trading floor from decades ago
Stocks

The original Magnificent 7

US manufacturing companies made up the original Magnificent 7 after the Great Depression.

Mark Reeth

Making sense of market moves

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