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SMLFvsSMMDETF Comparison

ETF 1

SMLF

iShares U.S. Small-Cap Equity Factor ETF

This fund is part of

US Multi-Factor

-0.05%

Full SMLF fund page

VS

ETF 2

SMMD

iShares Russell 2500 ETF

This fund is part of

US Multi-Factor

-0.05%

Full SMMD fund page

iShares U.S. Small-Cap Equity Factor ETF (SMLF) and iShares Russell 2500 ETF (SMMD) belong to the same industry segment: US Multi-Factor. SMLF's top 3 sector exposures are Industrials, Financials and Information Technology. In contrast, SMMD's top sector exposures are Industrials, Information Technology and Financials. SMLF is less expensive with a Total Expense Ratio (TER) of 0.15%, versus 0.23% for SMMD. SMLF is up 8.09% year-to-date (YTD) with +$489M in YTD flows. SMMD performs better with 10.93% YTD performance, and +$452M in YTD flows. Run a side-by-side ETF comparison of SMLF and SMMD below, and assess how they stack up in performance, liquidity, risk, exposure, holdings, and more, helping you select the best ETF for your investments.

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SMLF vs SMMD performance and flow charts

Performance

Cumulative Flows

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Daily, global ETF data for advanced analysis or integration into apps (API), from our partner Trackinsight.

Data Services

Historic performance and flows

Data as of 04/29/2026

		1M	3M	YTD	1Y	3Y	5Y
Perf.	SMLF SMMD	+10.45%+12.56%	+2.79%+4.31%	+8.09%+10.93%	+33.06%+36.49%	+66.00%+59.69%	+57.38%+34.76%
Flows	SMLF SMMD	+$48M+$100M	+$380M+$563M	+$489M+$452M	+$1.37B+$1.02B	+$1.98B+$1.61B	+$1.95B+$2.08B

Volatility and drawdown

		3M	1Y	3Y	5Y
Volatility	SMLF SMMD	+20.41%+20.81%	+17.56%+17.56%	+19.94%+19.30%	+21.23%+20.94%
Max drawdown	SMLF SMMD	-8.71%-9.48%	-8.74%-9.48%	-26.10%-25.55%	-26.10%-28.20%
Max drawdown duration	SMLF SMMD	46d43d	81d43d	266d283d	266d980d

Trading data

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	SMLF	SMMD
Last sale 4/30/2026 at 1:30 PM	$82.27	$84.82
Previous close 04/29/2026	$80.65	$83.02
Consolidated volume 04/29/2026
Average volume 30 days
Average discount or premium 30 days
Average Bid/Ask spread 30 days

Replication quality

Data as of March 31, 2026

1-year trailing difference

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	SMLF	SMMD
Tracking error
Tracking difference
1 year cumulative return difference
Best
Worst
Daily return difference
Average
Worst

Main metrics

Last update 4/30/2026 at 1:30 PM

Live

Closed

	SMLF	SMMD
Last price	$82.27	$84.82
1D performance	+2.01%	+2.17%
AuM	$3.56 B	$2.92 B
E/R	0.15%	0.23%

Characteristics

	SMLF	SMMD
Management strategy	Passive	Passive
Provider	iShares	iShares
Benchmark	STOXX U.S. Small-Cap Equity Factor USD Gross Return	Russell 2500 Index
N° of holdings	792	2049
Asset class	Equities	Equities
Trailing 12m distribution yield	Join	Join
Inception date	April 28, 2015	July 6, 2017
ESG	No	No

More SMLF data on Trackinsight

More SMMD data on Trackinsight

Exposure

Countries

SMLF

USA

90.67%

Other

9.33%

SMMD

USA

92.04%

Other

7.96%

Sectors

SMLF

Industrials

16.29%

Financials

14.3%

Information Techn.

13.5%

Health Care

12.77%

Consumer Discreti.

11.28%

Other

31.87%

SMMD

Industrials

18.13%

Information Techn.

13.44%

Financials

12.96%

Health Care

11.23%

Consumer Discreti.

9.7%

Other

34.54%

Diversification

SMLF

Total weight of top 15 holdings out of 15

9.95%

SMMD

Total weight of top 15 holdings out of 15

8.25%

Top 15 holdings

Data as of March 31, 2026

SMLF

EMCOR GROUP

1.20%

US0669224778

0.95%

NVENT ELECTRIC PLC

0.76%

JABIL CIRCUIT

0.75%

INTERACTIVE BROKERS GROUP

0.72%

TAPESTRY INC

0.70%

MUELLER INDUSTRIES

0.62%

STERLING INFRASTRUCTURE INC

0.59%

UTD THERAPEUT

0.58%

WILLIAMS SONOMA

0.54%

FLEX LTD

0.53%

INSMED

0.52%

NATERA

0.52%

IDACORP

0.49%

RELIANCE STEEL

0.47%

SMMD

US80004C2008

1.31%

CIENA

0.79%

LUMENTUM HOLDINGS

0.71%

COMFORT SYSTEMS USA

0.69%

US19247G1076

0.60%

INSMED

0.49%

EMCOR GROUP

0.47%

US7731211089

0.45%

BLOOM ENERGY CORP

0.42%

TAPESTRY INC

0.41%

TECHNIPFMC PLC

0.40%

JABIL CIRCUIT

0.40%

CASEYS GENERAL STORES

0.39%

UTD THERAPEUT

0.36%

CURTISS WRIGHT

0.36%

Frequently asked questions about SMLF and SMMD

How have the SMLF and SMMD ETFs performed in 2026?

As of April 29, 2026, SMLF is up 8.09% year-to-date (YTD), while SMMD has returned 10.93%. That puts SMMD better performer ahead so far this year.

Which ETF is attracting more investor money: SMLF or SMMD?

Year-to-date, the SMLF ETF saw +$489M in flows, compared to +$452M for SMMD.

Which ETF is more volatile: SMLF or SMMD?

Over the past year, SMLF had a volatility of 17.56%, while SMMD experienced 17.56%.

Which ETF is bigger: SMLF or SMMD?

As of April 29, 2026, SMLF holds $3.56 B in assets under management (AUM), while SMMD manages $2.92 B.

What sectors do the SMLF and SMMD ETFs invest in?

SMLF leans toward sectors like Industrials, Financials and Information Technology. Meanwhile, SMMD focuses on Industrials, Information Technology and Financials.

SMLFvsSMMDETF Comparison

iShares U.S. Small-Cap Equity Factor ETF

iShares Russell 2500 ETF

SMLF vs SMMD performance and flow charts

Performance

Cumulative Flows

Get all the metrics on this page, and more, through a reliable ETF data feed

Countries

Sectors

Diversification

Top 15 holdings

How have the SMLF and SMMD ETFs performed in 2026?

As of April 29, 2026, SMLF is up 8.09% year-to-date (YTD), while SMMD has returned 10.93%. That puts SMMD better performer ahead so far this year.

Which ETF is attracting more investor money: SMLF or SMMD?

Year-to-date, the SMLF ETF saw +$489M in flows, compared to +$452M for SMMD.

Which ETF is more volatile: SMLF or SMMD?

Over the past year, SMLF had a volatility of 17.56%, while SMMD experienced 17.56%.

Which ETF is bigger: SMLF or SMMD?

As of April 29, 2026, SMLF holds $3.56 B in assets under management (AUM), while SMMD manages $2.92 B.

What sectors do the SMLF and SMMD ETFs invest in?

SMLF leans toward sectors like Industrials, Financials and Information Technology. Meanwhile, SMMD focuses on Industrials, Information Technology and Financials.

What are the top holdings of the SMLF ETF and SMMD ETF?

SMLF top holdings include EMCOR GROUP, US0669224778 and NVENT ELECTRIC PLC. SMMD holds in its top three: US80004C2008, CIENA and LUMENTUM HOLDINGS.

Which ETF is more diversified: SMLF or SMMD?

SMLF holds 892 securities with 9.95% of its assets in the top 15. SMMD has 2427 securities and a top 15 weight of 8.25%.

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