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RZGvsIWOETF Comparison

ETF 1

RZG

Invesco S&P SmallCap 600® Pure Growth ETF

This fund is part of

US Small Cap Growth

+0.55%

Full RZG fund page

VS

ETF 2

IWO

iShares Russell 2000 Growth ETF

This fund is part of

US Small Cap Growth

+0.55%

Full IWO fund page

Invesco S&P SmallCap 600® Pure Growth ETF (RZG) and iShares Russell 2000 Growth ETF (IWO) belong to the same industry segment: US Small Cap Growth. RZG's top 3 sector exposures are Industrials, Health Care and Financials. In contrast, IWO's top sector exposures are Information Technology, Industrials and Health Care. RZG is more expensive with a Total Expense Ratio (TER) of 0.35%, versus 0.24% for IWO. RZG is up 24.89% year-to-date (YTD) with -$3M in YTD flows. IWO performs worse with 17.69% YTD performance, and -$714M in YTD flows. Run a side-by-side ETF comparison of RZG and IWO 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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RZG vs IWO 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 06/12/2026

		1M	3M	YTD	1Y	3Y	5Y
Perf.	RZG IWO	+6.06%+3.23%	+21.85%+20.22%	+24.89%+17.69%	+36.66%+36.25%	+66.52%+61.86%	+32.87%+27.73%
Flows	RZG IWO	-$4M-$85M	-$3M-$82M	-$3M-$714M	-$7M-$600M	-$21M-$877M	-$33M-$291M

Volatility and drawdown

		3M	1Y	3Y	5Y
Volatility	RZG IWO	+21.51%+25.75%	+18.87%+22.24%	+20.44%+22.73%	+22.87%+24.68%
Max drawdown	RZG IWO	-4.46%-6.26%	-8.40%-14.82%	-25.62%-28.47%	-38.45%-40.45%
Max drawdown duration	RZG IWO	28d13d	43d84d	296d280d	1521d1409d

Trading data

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	RZG	IWO
Last sale 6/12/2026 at 6:59 PM	$67.77	$386.31
Previous close 06/12/2026	$67.18	$380.39
Consolidated volume 06/12/2026
Average volume 30 days
Average discount or premium 30 days
Average Bid/Ask spread 30 days

Replication quality

Data as of May 29, 2026

1-year trailing difference

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	RZG	IWO
Tracking error
Tracking difference
1 year cumulative return difference
Best
Worst
Daily return difference
Average
Worst

Main metrics

Last update 6/12/2026 at 6:59 PM

Live

Closed

	RZG	IWO
Last price	$67.77	$386.31
1D performance	+0.88%	+1.56%
AuM	$125.34 M	$14.75 B
E/R	0.35%	0.24%

Characteristics

	RZG	IWO
Management strategy	Passive	Passive
Provider	Invesco	iShares
Benchmark	S&P SmallCap 600 Pure Growth Index	Russell 2000 Growth Index
N° of holdings	119	890
Asset class	Equities	Equities
Trailing 12m distribution yield	Join	Join
Inception date	March 1, 2006	July 24, 2000
ESG	No	No

More RZG data on Trackinsight

More IWO data on Trackinsight

Exposure

Countries

RZG

USA

96.17%

Other

3.83%

IWO

USA

92.8%

Other

7.2%

Sectors

RZG

Industrials

19.92%

Health Care

19.69%

Financials

16.1%

Information Techn.

12.5%

Consumer Discreti.

9.54%

Other

22.25%

IWO

Information Techn.

21.84%

Industrials

21.02%

Health Care

19.04%

Consumer Discreti.

7.83%

Other

30.27%

Diversification

RZG

Total weight of top 15 holdings out of 15

23.4%

IWO

Total weight of top 15 holdings out of 15

15.88%

Top 15 holdings

Data as of April 30, 2026

RZG

POWELL INDUSTRIES

2.04%

ARGAN

1.84%

ACM RESEARCH

1.74%

CLEAR SECURE

1.66%

US9129321009

1.66%

STONEX GROUP INC

1.62%

PRIMORIS SERVICES

1.56%

DXP ENTERPRISES

1.53%

US00676P1075

1.46%

BRIGHTSPHERE INVESTMENT GROUP

1.44%

PHIBRO ANIMAL /D

1.43%

EZCORP CL A NV

1.40%

PROTAGONIST THERAPEUTICS INC

1.39%

MADISON SQUARE GARDEN ENTERTAINMENT CORP

1.32%

US6496048405

1.31%

IWO

BLOOM ENERGY CORP

3.64%

CREDO TECHNOLOGY GROUP HOLDING

1.65%

FABRINET

1.45%

IONQ

0.92%

STERLING INFRASTRUCTURE INC

0.90%

ADVANCED ENERGY INDUSTRIES

0.85%

US65290E1010

0.82%

MODINE MNFC CO

0.78%

SITIME CORP

0.74%

RAMBUS

0.73%

DYCOM INDUSTRIES

0.71%

VIAVI SOLUTIONS INC

0.71%

KRATOS DEFENSE AND SECURITY SOLS

0.67%

BRIDGEBIO PHARMA

0.66%

GUARDANT HEALTH INC

0.64%

Frequently asked questions about RZG and IWO

How have the RZG and IWO ETFs performed in 2026?

As of June 12, 2026, RZG is up 24.89% year-to-date (YTD), while IWO has returned 17.69%. That puts RZG better performer ahead so far this year.

Which ETF is attracting more investor money: RZG or IWO?

Year-to-date, the RZG ETF saw -$3M in flows, compared to -$714M for IWO.

Which ETF is more volatile: RZG or IWO?

Over the past year, RZG had a volatility of 18.87%, while IWO experienced 22.24%.

Which ETF is bigger: RZG or IWO?

As of June 12, 2026, RZG holds $125.34 M in assets under management (AUM), while IWO manages $14.75 B.

What sectors do the RZG and IWO ETFs invest in?

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

What are the top holdings of the RZG ETF and IWO ETF?

RZG top holdings include POWELL INDUSTRIES, ARGAN and ACM RESEARCH. IWO holds in its top three: BLOOM ENERGY CORP, CREDO TECHNOLOGY GROUP HOLDING and FABRINET.

RZGvsIWOETF Comparison

Invesco S&P SmallCap 600® Pure Growth ETF

iShares Russell 2000 Growth ETF

RZG vs IWO 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 RZG and IWO ETFs performed in 2026?

As of June 12, 2026, RZG is up 24.89% year-to-date (YTD), while IWO has returned 17.69%. That puts RZG better performer ahead so far this year.

Which ETF is attracting more investor money: RZG or IWO?

Year-to-date, the RZG ETF saw -$3M in flows, compared to -$714M for IWO.

Which ETF is more volatile: RZG or IWO?

Over the past year, RZG had a volatility of 18.87%, while IWO experienced 22.24%.

Which ETF is bigger: RZG or IWO?

As of June 12, 2026, RZG holds $125.34 M in assets under management (AUM), while IWO manages $14.75 B.

What sectors do the RZG and IWO ETFs invest in?

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

What are the top holdings of the RZG ETF and IWO ETF?

RZG top holdings include POWELL INDUSTRIES, ARGAN and ACM RESEARCH. IWO holds in its top three: BLOOM ENERGY CORP, CREDO TECHNOLOGY GROUP HOLDING and FABRINET.

Which ETF is more diversified: RZG or IWO?

RZG holds 130 securities with 23.4% of its assets in the top 15. IWO has 1090 securities and a top 15 weight of 15.88%.

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