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SEISvsRUSCETF Comparison

ETF 1

SEIS

SEI Select Small Cap ETF

This fund is part of

US Small Cap

+0.12%

Full SEIS fund page

VS

ETF 2

RUSC

Russell Investments U.S. Small Cap Equity Active ETF

This fund is part of

US Small Cap

+0.12%

Full RUSC fund page

SEI Select Small Cap ETF (SEIS) and Russell Investments U.S. Small Cap Equity Active ETF (RUSC) belong to the same industry segment: US Small Cap. SEIS's top 3 sector exposures are Financials, Information Technology and Industrials. In contrast, RUSC's top sector exposures are Industrials, Health Care and Financials. SEIS is less expensive with a Total Expense Ratio (TER) of 0.55%, versus 0.69% for RUSC. SEIS is up 10.76% year-to-date (YTD) with +$69M in YTD flows. RUSC performs better with 14.41% YTD performance, and +$6M in YTD flows. Run a side-by-side ETF comparison of SEIS and RUSC 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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SEIS vs RUSC 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 04/24/2026

		1M	3M	YTD	1Y	3Y	5Y
Perf.	SEIS RUSC	+11.16%+10.90%	+4.44%+7.65%	+10.76%+14.41%	+34.85%n/a	n/an/a	n/an/a
Flows	SEIS RUSC	+$26M+$1M	+$60M+$4M	+$69M+$6M	+$184M-	--	--

Volatility and drawdown

		3M	1Y	3Y	5Y
Volatility	SEIS RUSC	+22.25%+20.51%	+18.84%n/a	n/an/a	n/an/a
Max drawdown	SEIS RUSC	-10.68%-9.15%	-11.33%n/a	n/an/a	n/an/a
Max drawdown duration	SEIS RUSC	63d59d	84dn/a	n/an/a	n/an/a

Trading data

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	SEIS	RUSC
Last sale 4/28/2026 at 1:30 PM	$30.53	$35.26
Previous close 04/27/2026	$30.90	$35.60
Consolidated volume 04/27/2026
Average volume 30 days
Average discount or premium 30 days
Average Bid/Ask spread 30 days

Main metrics

Last update 4/28/2026 at 1:30 PM

Live

Closed

	SEIS	RUSC
Last price	$30.53	$35.26
1D performance	-1.22%	-0.95%
AuM	$499.97 M	$56.34 M
E/R	0.55%	0.69%

Characteristics

	SEIS	RUSC
Management strategy	Active	Active
Provider	SEI	Russell Investment Management
Benchmark	-	-
N° of holdings	316	426
Asset class	-	-
Trailing 12m distribution yield	Join	Join
Inception date	October 9, 2024	May 14, 2025
ESG	No	No

More SEIS data on Trackinsight

More RUSC data on Trackinsight

Exposure

Countries

SEIS

USA

84.66%

Other

15.34%

RUSC

USA

83.2%

Other

16.8%

Sectors

SEIS

Financials

17.25%

Information Techn.

17.05%

Industrials

16.8%

Health Care

13.22%

Consumer Discreti.

12.73%

Other

22.95%

RUSC

Industrials

17.41%

Health Care

14.13%

Financials

13.55%

Information Techn.

10.96%

Consumer Discreti.

9.12%

Other

34.82%

Diversification

SEIS

Total weight of top 15 holdings out of 15

15.1%

RUSC

Total weight of top 15 holdings out of 15

7.17%

Top 15 holdings

Data as of March 31, 2026

SEIS

CNO FINANCIAL GROUP

1.37%

BRIDGEBIO PHARMA

1.23%

COMMERCIAL METALS

1.10%

TTM TECHNOLOGIES

1.10%

CLEAR SECURE

1.08%

MOLINA HLTHCRE

0.99%

WTTS WTER TECH

0.99%

ENOVA INTERNATIONAL

0.98%

OLD NATL BANCORP

0.96%

JACKSON FINANCIAL INC

0.92%

EXLSERVICE HOLDINGS

0.90%

PHOTRONICS

0.88%

URBAN OUTFITTERS

0.87%

BRINKER INTERNATIONAL

0.87%

STERLING INFRASTRUCTURE INC

0.86%

RUSC

ARGAN

0.72%

SELECT ENERGY SERVICES

0.61%

LIGAND PHARMACEUTICALS

0.55%

BLOOM ENERGY CORP

0.53%

RAYONIER REIT

0.52%

BRIDGEBIO PHARMA

0.52%

NEWPARK RSC

0.47%

LUMENTUM HOLDINGS

0.45%

NATIONAL ENERGY SERVICES REUNITED

0.43%

SM ENERGY

0.41%

NORTHERN OIL&GAS

0.40%

SOLARIS OILFIELD INFRASTRUCTURE

0.40%

APPLIED OPTOEL/D

0.40%

EZCORP CL A NV

0.39%

TERNS PHARMACEUTICALS

0.39%

Frequently asked questions about SEIS and RUSC

How have the SEIS and RUSC ETFs performed in 2026?

As of April 24, 2026, SEIS is up 10.76% year-to-date (YTD), while RUSC has returned 14.41%. That puts RUSC better performer ahead so far this year.

Which ETF is attracting more investor money: SEIS or RUSC?

Year-to-date, the SEIS ETF saw +$69M in flows, compared to +$6M for RUSC.

Which ETF is bigger: SEIS or RUSC?

As of April 24, 2026, SEIS holds $499.97 M in assets under management (AUM), while RUSC manages $56.34 M.

What sectors do the SEIS and RUSC ETFs invest in?

SEIS leans toward sectors like Financials, Information Technology and Industrials. Meanwhile, RUSC focuses on Industrials, Health Care and Financials.

What are the top holdings of the SEIS ETF and RUSC ETF?

SEIS top holdings include CNO FINANCIAL GROUP, BRIDGEBIO PHARMA and COMMERCIAL METALS. RUSC holds in its top three: ARGAN, SELECT ENERGY SERVICES and LIGAND PHARMACEUTICALS.

SEISvsRUSCETF Comparison

SEI Select Small Cap ETF

Russell Investments U.S. Small Cap Equity Active ETF

SEIS vs RUSC 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 SEIS and RUSC ETFs performed in 2026?

As of April 24, 2026, SEIS is up 10.76% year-to-date (YTD), while RUSC has returned 14.41%. That puts RUSC better performer ahead so far this year.

Which ETF is attracting more investor money: SEIS or RUSC?

Year-to-date, the SEIS ETF saw +$69M in flows, compared to +$6M for RUSC.

Which ETF is bigger: SEIS or RUSC?

As of April 24, 2026, SEIS holds $499.97 M in assets under management (AUM), while RUSC manages $56.34 M.

What sectors do the SEIS and RUSC ETFs invest in?

SEIS leans toward sectors like Financials, Information Technology and Industrials. Meanwhile, RUSC focuses on Industrials, Health Care and Financials.

What are the top holdings of the SEIS ETF and RUSC ETF?

SEIS top holdings include CNO FINANCIAL GROUP, BRIDGEBIO PHARMA and COMMERCIAL METALS. RUSC holds in its top three: ARGAN, SELECT ENERGY SERVICES and LIGAND PHARMACEUTICALS.

Which ETF is more diversified: SEIS or RUSC?

SEIS holds 321 securities with 15.1% of its assets in the top 15. RUSC has 432 securities and a top 15 weight of 7.17%.

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