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SEISvsRESMETF 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

RESM

Columbia Research Enhanced Small Cap ETF

This fund is part of

US Multi-Factor

+0%

Full RESM fund page

SEI Select Small Cap ETF (SEIS) belongs to the US Small Cap segment. Columbia Research Enhanced Small Cap ETF (RESM) is part of the US Multi-Factor segment. SEIS's top 3 sector exposures are Financials, Information Technology and Industrials. In contrast, RESM's top sector exposures are Industrials, Information Technology and Health Care. SEIS is more expensive with a Total Expense Ratio (TER) of 0.55%, versus 0.32% for RESM. SEIS is up 10.76% year-to-date (YTD) with +$69M in YTD flows. RESM performs better with 13.09% YTD performance, and -$2M in YTD flows. Run a side-by-side ETF comparison of SEIS and RESM 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 RESM 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 RESM	+11.16%+10.13%	+4.44%+6.49%	+10.76%+13.09%	+34.85%n/a	n/an/a	n/an/a
Flows	SEIS RESM	+$26M-	+$60M-$2M	+$69M-$2M	+$184M-	--	--

Volatility and drawdown

		3M	1Y	3Y	5Y
Volatility	SEIS RESM	+22.25%+19.05%	+18.84%n/a	n/an/a	n/an/a
Max drawdown	SEIS RESM	-10.68%-8.43%	-11.33%n/a	n/an/a	n/an/a
Max drawdown duration	SEIS RESM	63d43d	84dn/a	n/an/a	n/an/a

Trading data

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	SEIS	RESM
Last sale 4/28/2026 at 1:30 PM	$30.53	$22.27
Previous close 04/27/2026	$30.90	$22.50
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	RESM
Last price	$30.53	$22.27
1D performance	-1.22%	-1.01%
AuM	$499.97 M	$3.37 M
E/R	0.55%	0.32%

Characteristics

	SEIS	RESM
Management strategy	Active	Active
Provider	SEI	Columbia Threadneedle Investments
Benchmark	-	-
N° of holdings	316	855
Asset class	-	-
Trailing 12m distribution yield	Join	Join
Inception date	October 9, 2024	December 11, 2025
ESG	No	No

More SEIS data on Trackinsight

More RESM data on Trackinsight

Exposure

Countries

SEIS

USA

84.66%

Other

15.34%

RESM

USA

83.23%

Other

16.77%

Sectors

SEIS

Financials

17.25%

Information Techn.

17.05%

Industrials

16.8%

Health Care

13.22%

Consumer Discreti.

12.73%

Other

22.95%

RESM

Industrials

16.01%

Information Techn.

14.77%

Health Care

13.83%

Financials

13.8%

Consumer Discreti.

8.28%

Other

33.31%

Diversification

SEIS

Total weight of top 15 holdings out of 15

15.1%

RESM

Total weight of top 15 holdings out of 15

8.32%

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%

RESM

FABRINET

0.97%

STERLING INFRASTRUCTURE INC

0.66%

LEXINGTON REIT

0.64%

ADVANCED ENERGY INDUSTRIES

0.63%

ENSIGN GROUP

0.57%

HECLA MINING

0.53%

DYCOM INDUSTRIES

0.53%

COEUR MINING INC

0.51%

CHART INDUSTRIES

0.51%

TTM TECHNOLOGIES

0.51%

IES HOLDINGS

0.50%

RAMBUS

0.48%

WTTS WTER TECH

0.43%

FIRSTCASH HOLDINGS INC

0.43%

PRIMORIS SERVICES

0.42%

Frequently asked questions about SEIS and RESM

How have the SEIS and RESM ETFs performed in 2026?

As of April 24, 2026, SEIS is up 10.76% year-to-date (YTD), while RESM has returned 13.09%. That puts RESM better performer ahead so far this year.

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

Year-to-date, the SEIS ETF saw +$69M in flows, compared to -$2M for RESM.

Which ETF is bigger: SEIS or RESM?

As of April 24, 2026, SEIS holds $499.97 M in assets under management (AUM), while RESM manages $3.37 M.

What sectors do the SEIS and RESM ETFs invest in?

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

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

SEIS top holdings include CNO FINANCIAL GROUP, BRIDGEBIO PHARMA and COMMERCIAL METALS. RESM holds in its top three: FABRINET, STERLING INFRASTRUCTURE INC and LEXINGTON REIT.

SEISvsRESMETF Comparison

SEI Select Small Cap ETF

Columbia Research Enhanced Small Cap ETF

SEIS vs RESM 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 RESM ETFs performed in 2026?

As of April 24, 2026, SEIS is up 10.76% year-to-date (YTD), while RESM has returned 13.09%. That puts RESM better performer ahead so far this year.

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

Year-to-date, the SEIS ETF saw +$69M in flows, compared to -$2M for RESM.

Which ETF is bigger: SEIS or RESM?

As of April 24, 2026, SEIS holds $499.97 M in assets under management (AUM), while RESM manages $3.37 M.

What sectors do the SEIS and RESM ETFs invest in?

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

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

SEIS top holdings include CNO FINANCIAL GROUP, BRIDGEBIO PHARMA and COMMERCIAL METALS. RESM holds in its top three: FABRINET, STERLING INFRASTRUCTURE INC and LEXINGTON REIT.

Which ETF is more diversified: SEIS or RESM?

SEIS holds 321 securities with 15.1% of its assets in the top 15. RESM has 869 securities and a top 15 weight of 8.32%.

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