Your ETF Could Have a Fatal Flaw. Here's the Answer

3 weeks ago 8

Dan Caplinger, The Motley Fool

Tue, March 17, 2026 astatine 11:27 AM CDT 4 min read

Exchange-traded funds, and scale communal funds earlier them, were designed with a basal nonsubjective successful mind: mimic the returns of fashionable banal marketplace averages. The crushed wherefore funds designed to way the S&P 500 Index person attracted truthful overmuch superior is due to the fact that you can't find a simpler mode to get banal marketplace vulnerability without having to bash immoderate stock-picking oregon research. Buy the ETF and lucifer the market's return.

Recently, though, the popularity of scale investing has contributed to a improvement that ironically has made these index-tracking ETFs little effectual successful providing existent diversification. Because of the peculiar methodology that the S&P 500 and galore different fashionable banal benchmarks usage successful determining how overmuch of immoderate fixed banal to buy, galore of the biggest scale ETFs present person amazingly concentrated banal portfolios. For those whose full intent successful choosing an ETF was to avoid concentration, that's a surprise.

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Fortunately, there's an ETF that offers an elegant solution to the occupation of concentration. Invesco S&P 500 Equal Weight ETF (NYSEMKT: RSP) avoids the problems that different S&P ETFs person with conscionable 1 elemental tweak to the rules astir funds follow. As the Voyager Portfolio continues to look astatine immoderate of the astir fashionable ETFs successful the investing universe, it's earthy to crook your attraction to the Invesco S&P 500 Equal Weight ETF and the advantages it has implicit its rivals.

A standard  with 1  large  shot  versus six tiny  balls.

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There's an inherent attraction to utilizing marketplace capitalization arsenic portion of a fund's allocation methodology. The bigger a institution is, the much palmy its concern has mostly been. Larger companies person wide competitory advantages implicit smaller rivals, arsenic they typically person much fiscal resources, giving them much capableness to marque investments to further their ain growth. For consumer-facing businesses, the largest companies thin to person the astir marque designation and popularity, and those intangibles often construe into a much resilient banal that tin upwind downturns much efficaciously than their smaller, weaker counterparts can. So owning much of those large companies tin marque it easier for a portfolio to nutrient dependable and accordant returns.

A occupation arises erstwhile the biggest companies successful the banal marketplace each bash too well for excessively agelong a time. Today, conscionable a fistful of stocks predominate large indexes similar the S&P 500. Look astatine the apical holdings of an S&P ETF similar SPDR S&P 500 ETF (NYSEMKT: SPY), and you'll spot that the 5 biggest companies are liable for 29% of the fund's full assets.

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