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IWPvsRFGETF Comparison

ETF 1

IWP

iShares Russell Mid-Cap Growth ETF

This fund is part of

US Mid Cap Growth

-1.51%

Full IWP fund page

VS

ETF 2

RFG

Invesco S&P MidCap 400® Pure Growth ETF

This fund is part of

US Mid Cap Growth

-1.51%

Full RFG fund page

iShares Russell Mid-Cap Growth ETF (IWP) and Invesco S&P MidCap 400® Pure Growth ETF (RFG) belong to the same industry segment: US Mid Cap Growth. IWP's top 3 sector exposures are Technology, Industrials and Healthcare. In contrast, RFG's top sector exposures are Industrials, Technology and Healthcare. IWP is less expensive with a Total Expense Ratio (TER) of 0.23%, versus 0.35% for RFG. IWP is down -1.73% year-to-date (YTD) with -$790M in YTD flows. RFG performs better with 11% YTD performance, and +$11M in YTD flows. Run a side-by-side ETF comparison of IWP 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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IWP 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 07/29/2026

		1M	3M	YTD	1Y	3Y	5Y
Perf.	IWP RFG	-7.22%-8.55%	+0.80%-0.48%	-1.73%+11.00%	-4.78%+13.78%	+36.71%+44.42%	+19.94%+32.37%
Flows	IWP RFG	-$441M+$2M	+$46M+$4M	-$790M+$11M	+$171M-$11M	+$1.29B-$31M	+$972M-$118M

Volatility and drawdown

		3M	1Y	3Y	5Y
Volatility	IWP RFG	+17.79%+22.24%	+17.60%+19.65%	+19.68%+20.46%	+22.52%+22.90%
Max drawdown	IWP RFG	-8.32%-9.92%	-14.82%-10.42%	-25.34%-26.58%	-38.70%-35.14%
Max drawdown duration	IWP RFG	29d37d	245d45d	134d380d	1059d836d

Trading data

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	IWP	RFG
Last sale 7/30/2026 at 1:30 PM	$137.48	$59.54
Previous close 07/29/2026	$134.32	$58.15
Consolidated volume 07/29/2026
Average volume 30 days
Average discount or premium 30 days
Average Bid/Ask spread 30 days

Replication quality

Data as of June 30, 2026

1-year trailing difference

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

Main metrics

Last update 7/30/2026 at 1:30 PM

Live

Closed

	IWP	RFG
Last price	$137.48	$59.54
1D performance	+2.35%	+2.39%
AuM	$19.33 B	$330.46 M
E/R	0.23%	0.35%

Characteristics

	IWP	RFG
Management strategy	Passive	Passive
Provider	iShares	Invesco
Benchmark	Russell Midcap Growth Index	S&P MidCap 400 Pure Growth Index
N° of holdings	266	98
Asset class	Equities	Equities
Trailing 12m distribution yield	Join	Join
Inception date	July 17, 2001	March 1, 2006
ESG	No	No

More IWP data on Trackinsight

More RFG data on Trackinsight

Exposure

Countries

IWP

USA

96.58%

Other

3.42%

RFG

USA

94.13%

Other

5.87%

Sectors

IWP

Technology

33.56%

Industrials

19.09%

Healthcare

12.67%

Consumer Services

9.55%

Finance

8.03%

Other

17.09%

RFG

Industrials

23.09%

Technology

21.73%

Healthcare

19.11%

Non-Energy Materi.

8.76%

Other

27.31%

Diversification

IWP

Total weight of top 15 holdings out of 15

26.82%

RFG

Total weight of top 15 holdings out of 15

31.2%

Top 15 holdings

Data as of June 30, 2026

IWP

Datadog, Inc.

2.34%

Snowflake, Inc.

2.33%

Cloudflare, Inc.

2.12%

Teradyne, Inc.

2.07%

Astera Labs, Inc.

2.02%

Simon Property Group, Inc.

1.96%

Comfort Systems USA, Inc.

1.89%

Robinhood Markets, Inc.

1.75%

Lumentum Holdings, Inc.

1.67%

Targa Resources Corp.

1.56%

Rocket Lab Corp.

1.49%

Vistra Corp.

1.46%

Cencora, Inc.

1.45%

W.W. Grainger, Inc.

1.39%

Microchip Technology, Inc.

1.33%

RFG

Sterling Infrastructure, Inc.

3.06%

Carpenter Technology Corp.

2.51%

TTM Technologies, Inc.

2.31%

Arrowhead Pharmaceuticals, Inc.

2.30%

Vicor Corp.

2.22%

DigitalOcean Holdings, Inc.

2.21%

Woodward, Inc.

2.15%

MasTec, Inc.

2.13%

TechnipFMC plc

1.92%

Halozyme Therapeutics, Inc.

1.86%

Dycom Industries, Inc.

1.81%

ATI, Inc.

1.78%

Rambus, Inc.

1.69%

Talen Energy Corp.

1.65%

Medpace Holdings, Inc.

1.61%

Frequently asked questions about IWP and RFG

How have the IWP and RFG ETFs performed in 2026?

As of July 29, 2026, IWP is down -1.73% year-to-date (YTD), while RFG has returned 11%. That puts RFG better performer ahead so far this year.

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

Year-to-date, the IWP ETF saw -$790M in flows, compared to +$11M for RFG.

Which ETF is more volatile: IWP or RFG?

Over the past year, IWP had a volatility of 17.6%, while RFG experienced 19.65%.

Which ETF is bigger: IWP or RFG?

As of July 29, 2026, IWP holds $19.33 B in assets under management (AUM), while RFG manages $330.46 M.

What sectors do the IWP and RFG ETFs invest in?

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

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

IWP top holdings include Datadog, Inc., Snowflake, Inc. and Cloudflare, Inc.. RFG holds in its top three: Sterling Infrastructure, Inc., Carpenter Technology Corp. and TTM Technologies, Inc..

IWPvsRFGETF Comparison

iShares Russell Mid-Cap Growth ETF

Invesco S&P MidCap 400® Pure Growth ETF

IWP 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 IWP and RFG ETFs performed in 2026?

As of July 29, 2026, IWP is down -1.73% year-to-date (YTD), while RFG has returned 11%. That puts RFG better performer ahead so far this year.

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

Year-to-date, the IWP ETF saw -$790M in flows, compared to +$11M for RFG.

Which ETF is more volatile: IWP or RFG?

Over the past year, IWP had a volatility of 17.6%, while RFG experienced 19.65%.

Which ETF is bigger: IWP or RFG?

As of July 29, 2026, IWP holds $19.33 B in assets under management (AUM), while RFG manages $330.46 M.

What sectors do the IWP and RFG ETFs invest in?

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

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

IWP top holdings include Datadog, Inc., Snowflake, Inc. and Cloudflare, Inc.. RFG holds in its top three: Sterling Infrastructure, Inc., Carpenter Technology Corp. and TTM Technologies, Inc..

Which ETF is more diversified: IWP or RFG?

IWP holds 267 securities with 26.82% of its assets in the top 15. RFG has 98 securities and a top 15 weight of 31.2%.

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