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NUMGvsRFGETF Comparison

ETF 1

NUMG

NuShares ESG Mid-Cap Growth ETF

This fund is part of

US Mid Cap Growth

+0.17%

Full NUMG fund page

VS

ETF 2

RFG

Invesco S&P MidCap 400® Pure Growth ETF

This fund is part of

US Mid Cap Growth

+0.17%

Full RFG fund page

NuShares ESG Mid-Cap Growth ETF (NUMG) and Invesco S&P MidCap 400® Pure Growth ETF (RFG) belong to the same industry segment: US Mid Cap Growth. NUMG's top 3 sector exposures are Information Technology, Industrials and Health Care. In contrast, RFG's top sector exposures are Industrials, Health Care and Information Technology. NUMG is less expensive with a Total Expense Ratio (TER) of 0.31%, versus 0.35% for RFG. NUMG is down -7.45% year-to-date (YTD) with -$17M in YTD flows. RFG performs better with 14.16% YTD performance, and +$7M in YTD flows. Run a side-by-side ETF comparison of NUMG and RFG 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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NUMG vs RFG 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 04/30/2026

		1M	3M	YTD	1Y	3Y	5Y
Perf.	NUMG RFG	+11.09%+7.76%	-2.20%+7.67%	-7.45%+14.16%	+2.33%+34.45%	+20.97%+66.61%	-4.60%+34.79%
Flows	NUMG RFG	-$2M+$4M	-$15M+$6M	-$17M+$7M	-$48M-$24M	-$50M-$44M	+$108M-$124M

Volatility and drawdown

		3M	1Y	3Y	5Y
Volatility	NUMG RFG	+24.49%+23.66%	+18.60%+18.25%	+19.91%+19.93%	+23.04%+22.71%
Max drawdown	NUMG RFG	-12.09%-10.42%	-19.66%-10.42%	-26.47%-26.58%	-38.67%-35.14%
Max drawdown duration	NUMG RFG	87d45d	277d45d	508d380d	1626d836d

Trading data

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	NUMG	RFG
Last sale 5/1/2026 at 1:30 PM	$44.81	$59.85
Previous close 04/29/2026	$44.18	$59.54
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 April 30, 2026

1-year trailing difference

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	NUMG	RFG
Tracking error
Tracking difference
1 year cumulative return difference
Best
Worst
Daily return difference
Average
Worst

Main metrics

Last update 5/1/2026 at 1:30 PM

Live

Closed

	NUMG	RFG
Last price	$44.81	$59.85
1D performance	+1.43%	+0.52%
AuM	$353.60 M	$336.32 M
E/R	0.31%	0.35%

Characteristics

	NUMG	RFG
Management strategy	Passive	Passive
Provider	Nuveen	Invesco
Benchmark	MSCI TIAA ESG USA Mid-Cap Growth Index	S&P MidCap 400 Pure Growth Index
N° of holdings	38	92
Asset class	Equities	Equities
Trailing 12m distribution yield	Join	Join
Inception date	December 13, 2016	March 1, 2006
ESG	Yes	No

More NUMG data on Trackinsight

More RFG data on Trackinsight

Exposure

Countries

NUMG

USA

98.81%

Other

1.19%

RFG

USA

88.84%

Other

11.16%

Sectors

NUMG

Information Techn.

26.13%

Industrials

25.44%

Health Care

15.75%

Consumer Discreti.

12.07%

Other

20.62%

RFG

Industrials

25.15%

Health Care

20.75%

Information Techn.

16.53%

Consumer Discreti.

8.85%

Materials

7.81%

Other

20.91%

Diversification

NUMG

Total weight of top 15 holdings out of 15

53.54%

RFG

Total weight of top 15 holdings out of 15

29.56%

Top 15 holdings

Data as of March 31, 2026

NUMG

QUANTA SERVICES

5.99%

CIENA

4.79%

COMFORT SYSTEMS USA

4.11%

WW GRAINGER

4.06%

ALNYLAM PHARMACEUTICALS

3.79%

IDEXX LABORATORIES

3.72%

CARVANA CO

3.58%

DATADOG

3.34%

AXON ENTERPRISE INC

3.11%

EMCOR GROUP

3.10%

VERISK ANALYTICS

2.92%

INTERACTIVE BROKERS GROUP

2.91%

VEEVA SYSTEMS IN

2.88%

LIVE NATION

2.69%

BURLINGTON STORES

2.55%

RFG

VALARIS LTD

2.60%

TECHNIPFMC PLC

2.57%

WOODWARD

2.12%

MICHAEL STORES

2.05%

INTERDIGITAL

2.04%

ARROWHEAD PHARMACEUTICALS INC

2.04%

FIVE BELOW

1.98%

STERLING INFRASTRUCTURE INC

1.94%

CARPENTER TECHNOLOGY

1.93%

FABRINET

1.87%

HALOZYME THERAPEUTICS

1.85%

HECLA MINING

1.69%

MEDPACE HOLDINGS INC

1.67%

CURTISS WRIGHT

1.62%

FIRSTCASH HOLDINGS INC

1.61%

Frequently asked questions about NUMG and RFG

How have the NUMG and RFG ETFs performed in 2026?

As of April 30, 2026, NUMG is down -7.45% year-to-date (YTD), while RFG has returned 14.16%. That puts RFG better performer ahead so far this year.

Which ETF is attracting more investor money: NUMG or RFG?

Year-to-date, the NUMG ETF saw -$17M in flows, compared to +$7M for RFG.

Which ETF is more volatile: NUMG or RFG?

Over the past year, NUMG had a volatility of 18.6%, while RFG experienced 18.25%.

Which ETF is bigger: NUMG or RFG?

As of April 30, 2026, NUMG holds $353.60 M in assets under management (AUM), while RFG manages $336.32 M.

What sectors do the NUMG and RFG ETFs invest in?

NUMG leans toward sectors like Information Technology, Industrials and Health Care. Meanwhile, RFG focuses on Industrials, Health Care and Information Technology.

NUMGvsRFGETF Comparison

NuShares ESG Mid-Cap Growth ETF

Invesco S&P MidCap 400® Pure Growth ETF

NUMG vs RFG 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 NUMG and RFG ETFs performed in 2026?

As of April 30, 2026, NUMG is down -7.45% year-to-date (YTD), while RFG has returned 14.16%. That puts RFG better performer ahead so far this year.

Which ETF is attracting more investor money: NUMG or RFG?

Year-to-date, the NUMG ETF saw -$17M in flows, compared to +$7M for RFG.

Which ETF is more volatile: NUMG or RFG?

Over the past year, NUMG had a volatility of 18.6%, while RFG experienced 18.25%.

Which ETF is bigger: NUMG or RFG?

As of April 30, 2026, NUMG holds $353.60 M in assets under management (AUM), while RFG manages $336.32 M.

What sectors do the NUMG and RFG ETFs invest in?

NUMG leans toward sectors like Information Technology, Industrials and Health Care. Meanwhile, RFG focuses on Industrials, Health Care and Information Technology.

What are the top holdings of the NUMG ETF and RFG ETF?

NUMG top holdings include QUANTA SERVICES, CIENA and COMFORT SYSTEMS USA. RFG holds in its top three: VALARIS LTD, TECHNIPFMC PLC and WOODWARD.

Which ETF is more diversified: NUMG or RFG?

NUMG holds 40 securities with 53.54% of its assets in the top 15. RFG has 95 securities and a top 15 weight of 29.56%.

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