US Small-Cap ETFs

Explore US small-cap ETFs ranked by ETF Copilot on valuation and quality, with top funds updated daily. Scores, holdings, fees and valuation for every fund.

Updated October 9, 2026

What stands out across US Small-Cap ETFs

Expense ratios on this page run from 0.03% to 0.19% a year, a median of 0.05%. VB is the cheapest of the 5 shown.

Across the 5 funds shown, ETF Copilot's overall scores run from 3.3 to 4.5 out of 10, with a median of 3.5.

Concentration varies widely here: the ten largest holdings account for 3% of assets in the least concentrated fund and 10% in the most, a median of 6% across the list.

2 of 5 are more concentrated than the typical fund in their own category, on ETF Copilot's concentration measure.

The typical US small-cap fund on this page behaves like 446 equally weighted positions once holding weights are taken into account.

As of October 9, 2026, the largest US Small-Cap ETFs fund by assets is Vanguard Morningstar Small-Cap ETF (VB).

The 5 funds on this list

US Small-Cap ETFs, listed largest first by assets. The 0–10 score is a separate composite measure, not the row order.
#	Fund	ETF Copilot score	Expense ratio	Assets	Top 10 weight	Largest exposures
1	Vanguard Morningstar Small-Cap ETF (VB)	3.7/10	0.03%	$187.3B	5%	Tech 18%, Semiconductors 3%
2	iShares Core S&P Small-Cap ETF (IJR)	3.3/10	0.06%	$102.9B	6%	Tech 15%, Semiconductors 3%
3	iShares Russell 2000 ETF (IWM)	3.5/10	0.19%	$78.2B	3%	Tech 15%, Semiconductors 3%
4	Vanguard Morningstar Small-Cap Value ETF (VBR)	3.4/10	0.05%	$68.5B	6%	Tech 11%, Semiconductors 1%
5	Vanguard Morningstar Small-Cap Growth ETF (VBK)	4.5/10	0.05%	$45.7B	10%	Tech 26%, Semiconductors 5%

ETF Copilot's 0–10 score rates a fund on value, growth, quality and risk against every US equity ETF we track. How the scores are built →

Expense ratio, dividend yield and assets under management are reported by the fund and refreshed daily. Every other figure on this page is computed by ETF Copilot.

All 37 US Small-Cap ETFs ETF Copilot covers

Which US Small-Cap ETFs are compared head to head?

Every published head-to-head between these funds, the most searched first.

Where is money going in US Small Cap?

In the week to October 9, 2026, US Small Cap moved -0.5% and saw -$282M of net fund flow, which ETF Copilot reads as exiting — money leaving.

US Small Cap — price move and net fund flow, as of October 9, 2026
Measure	Value
Price, 1 week	-0.5%
Net flow, 1 week	-$282M
Price, 1 month	-2.7%
Net flow, 1 month	+$12.8B

Net fund flow is money into or out of the ETFs in this category, computed by ETF Copilot from daily fund assets. All 33 sectors side by side →

Cite this

ETF Copilot, “US Small-Cap ETFs — scores, concentration and exposure”, as of October 9, 2026.
https://etf-copilot.com/category/us-small-cap

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