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NUMGvsRFGETF Comparison

ETF 1

NUMG

NuShares ESG Mid-Cap Growth ETF

This fund is part of

US Mid Cap Growth

+0.09%

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

+0.09%

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 Technology, Industrials and Healthcare. In contrast, RFG's top sector exposures are Healthcare, Technology and Industrials. NUMG is less expensive with a Total Expense Ratio (TER) of 0.31%, versus 0.35% for RFG. NUMG is down -5.48% year-to-date (YTD) with -$70M in YTD flows. RFG performs better with 8.28% YTD performance, and +$3M 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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Data Services

Historic performance and flows

Data as of 11/04/2026

		1M	3M	YTD	1Y	3Y	5Y
Perf.	NUMG RFG	-3.58%-6.17%	-6.33%-8.21%	-5.48%+8.28%	-6.21%+11.21%	+26.24%+48.46%	-12.49%+18.71%
Flows	NUMG RFG	-$30M-$4M	-$31M-$8M	-$70M+$3M	-$72M-$5M	-$120M-$39M	-$10M-$119M

Volatility and drawdown

		3M	1Y	3Y	5Y
Volatility	NUMG RFG	+20.07%+18.10%	+19.99%+20.47%	+20.38%+20.73%	+23.35%+23.04%
Max drawdown	NUMG RFG	-10.15%-13.52%	-19.58%-13.52%	-26.47%-26.58%	-38.67%-35.14%
Max drawdown duration	NUMG RFG	83d79d	301d79d	696d380d	1814d836d

Trading data

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	NUMG	RFG
Last sale 11/5/2026 at 2:30 PM	$42.83	$53.76
Previous close 11/04/2026	$45.15	$56.70
Consolidated volume 11/04/2026
Average volume 30 days
Average discount or premium 30 days
Average Bid/Ask spread 30 days

Replication quality

Data as of October 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 11/5/2026 at 2:30 PM

Live

Closed

	NUMG	RFG
Last price	$42.83	$53.76
1D performance	-5.14%	-5.19%
AuM	$311.48 M	$314.89 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	45	101
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

92.87%

Other

7.13%

RFG

USA

94.32%

Other

5.68%

Sectors

NUMG

Technology

28.84%

Industrials

20.87%

Healthcare

17.96%

Finance

11.09%

Other

21.23%

RFG

Healthcare

24.36%

Technology

20.75%

Industrials

18.58%

Non-Energy Materi.

8.21%

Finance

7.38%

Other

20.71%

Diversification

NUMG

Total weight of top 15 holdings out of 15

44.64%

RFG

Total weight of top 15 holdings out of 15

29.28%

Top 15 holdings

Data as of September 30, 2026

NUMG

Lumentum Holdings, Inc.

4.86%

Comfort Systems USA, Inc.

3.84%

Ciena Corp.

3.35%

Veeva Systems, Inc.

3.34%

Keysight Technologies, Inc.

3.29%

IDEXX Laboratories, Inc.

2.99%

Alnylam Pharmaceuticals, Inc.

2.74%

EMCOR Group, Inc.

2.72%

ResMed, Inc.

2.63%

Atlassian Corp.

2.57%

Credo Technology Group Holding Ltd.

2.54%

nVent Electric Plc

2.50%

W.W. Grainger, Inc.

2.46%

Ulta Beauty, Inc.

2.41%

Live Nation Entertainment, Inc.

2.39%

RFG

Halozyme Therapeutics, Inc.

2.85%

Twilio, Inc.

2.29%

DigitalOcean Holdings, Inc.

2.20%

TechnipFMC plc

2.14%

Vicor Corp.

1.97%

Arrowhead Pharmaceuticals, Inc.

1.94%

Sterling Infrastructure, Inc.

1.93%

Medpace Holdings, Inc.

1.92%

InterDigital, Inc.

1.86%

Corcept Therapeutics, Inc.

1.78%

Five Below, Inc.

1.72%

Valaris Ltd.

1.70%

Carpenter Technology Corp.

1.66%

ATI, Inc.

1.66%

Woodward, Inc.

1.66%

Frequently asked questions about NUMG and RFG

How have the NUMG and RFG ETFs performed in 2026?

As of November 4, 2026, NUMG is down -5.48% year-to-date (YTD), while RFG has returned 8.28%. 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 -$70M in flows, compared to +$3M for RFG.

Which ETF is more volatile: NUMG or RFG?

Over the past year, NUMG had a volatility of 19.99%, while RFG experienced 20.47%.

Which ETF is bigger: NUMG or RFG?

As of November 4, 2026, NUMG holds $311.48 M in assets under management (AUM), while RFG manages $314.89 M.

What sectors do the NUMG and RFG ETFs invest in?

NUMG leans toward sectors like Technology, Industrials and Healthcare. Meanwhile, RFG focuses on Healthcare, Technology and Industrials.

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

NUMG top holdings include Lumentum Holdings, Inc., Comfort Systems USA, Inc. and Ciena Corp.. RFG holds in its top three: Halozyme Therapeutics, Inc., Twilio, Inc. and DigitalOcean Holdings, Inc..

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 November 4, 2026, NUMG is down -5.48% year-to-date (YTD), while RFG has returned 8.28%. 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 -$70M in flows, compared to +$3M for RFG.

Which ETF is more volatile: NUMG or RFG?

Over the past year, NUMG had a volatility of 19.99%, while RFG experienced 20.47%.

Which ETF is bigger: NUMG or RFG?

As of November 4, 2026, NUMG holds $311.48 M in assets under management (AUM), while RFG manages $314.89 M.

What sectors do the NUMG and RFG ETFs invest in?

NUMG leans toward sectors like Technology, Industrials and Healthcare. Meanwhile, RFG focuses on Healthcare, Technology and Industrials.

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

NUMG top holdings include Lumentum Holdings, Inc., Comfort Systems USA, Inc. and Ciena Corp.. RFG holds in its top three: Halozyme Therapeutics, Inc., Twilio, Inc. and DigitalOcean Holdings, Inc..

Which ETF is more diversified: NUMG or RFG?

NUMG holds 45 securities with 44.64% of its assets in the top 15. RFG has 101 securities and a top 15 weight of 29.28%.

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