Small Caps Have Rarely Looked This Cheap Relative To Large Caps

For five straight years, small caps have lagged large caps. That ties the longest stretch in modern market history.

The last time it happened was at the end of the 1990s.

That alone should get investors’ attention. But it hasn’t… yet.

Markets do not usually stay stretched in one direction forever.

The top five stocks in the S&P 500 now make up roughly 30% of the index.

One company, NVIDIA, is worth more than the entire Russell 2000 combined.

More than two thousand companies. That is not a normal market.

It is a market where capital has crowded into a very small portion of the field.

Meanwhile, small caps now trade near their cheapest relative level in almost twenty years on a price-to-free-cash-flow basis.

That matters because earnings expectations tell a different story than price.

Consensus estimates call for roughly 32% earnings growth across the Russell 2000 in 2026. Large caps are expected to grow closer to 13%.

That is a wide gap.

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A Complacent Stock Market

The market is paying more for slower expected growth and less for faster expected growth.

Sometimes that happens for good reason. Large companies have stronger balance sheets. They carry less risk. They have earned investor trust.

But valuation still matters.

When a market becomes this concentrated, even a modest shift in capital can have an outsized effect elsewhere.

In fact, Goldman Sachs estimates that if just 1% of S&P 500 market capitalization rotated into small caps, it would equal nearly 20% of the entire Russell 2000 market value.‍

Small caps do not need a flood of money to move sharply higher. In a market this concentrated, even a modest reallocation can matter.

That is because so much of the small-cap market has gone untouched for years.

None of this means small caps must outperform next quarter. It does mean the current setup is unusual.

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Five Years of Neglect

Two decades of compressed relative valuation.

Higher expected earnings growth.

And a large-cap market more concentrated than most investors realize.

Markets rarely leave that kind of imbalance in place forever.

At some point, price begins to matter again. And when it does, neglected parts of the market tend to move before the crowd fully notices. Small-caps don’t need investors to flood into them. To outperform meaningfully, they may simply need sentiment to turn from hated to tolerated.

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